nptel database management system assignment 0 answers 2022

Data Base Management System | NPTEL 2022 | Week 1 Assignment Solutions

This set of MCQ(multiple choice questions) focuses on the  Data Base Management System NPTEL 2022 Week 1 Assignment Solutions .

The course introduces relational data models; entity-relationship modeling, SQL, data normalization, and database design. Further it introduces query coding practices using MySQL (or any other open system) through various assignments. Design of simple multi-tier client / server architectures based and Web-based database applications is also introduced.

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Week 0: Assignment answers Week 1: Course Overview. Introduction to RDBMS Week 2: Structured Query Language (SQL)  Week 3: Relational Algebra. Entity-Relationship Model  Week 4: Relational Database Design Week 5:  Application Development. Case Studies. Storage and File Structure   Week 6: Indexing and Hashing. Query Processing   Week 7:  Query Optimization. Transactions (Serializability and Recoverability) Week 8:  Concurrency Control. Recovery Systems. Course Summarization.

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Data Base Management System NPTEL 2022 Week 1 Assignment Solutions

Q1. Identify the correct statement(s) from the following.

a) The overall physical structure of the database is called physical schema. b) The actual content of the database at a particular point in time is called an instance. c) Data dictionary does not contain any database schema. d) Physical schema describes how data is stored in the database and the relationships among the data

Answer: a), b)

Q2. Consider the following instance: MLDatabase

Identify the correct representation of MLDatabase schema.

a) MLDatabase( Model , Accuracy, Dataset , TrainingData) b) MLDatabase(Model, Accuracy, Dataset, TrainingData ) c) MLDatabase( Model, Accuracy , Dataset, TrainingData) d) MLDatabase( Model, Accuracy, Dataset , TrainingData)

Q3. Identify the incorrect statement(s).

a) A Super Key is a set of one or more attributes that, taken collectively, allows us to uniquely identify an entity in the entity set. b) A proper subset of a candidate key is called a Super Key. c) The minimal set of attributes that allows us to uniquely identify an entity in the entity set is called a candidate key. d) A proper subset of a Super Key is not always a Candidate Key.

Q4. Consider two relations below. The primary keys are underlined. Identify all possible foreign key(s) from the options. Employee( EmpID , Ename, Salary) where EmpID is of type integer, Ename is of type string, and Salary is of type decimal number. Project( EmpID, Pnumber ) where EmpID is of type integer, and Pnumber is of type string.

a) Ename b) EmpID c) Pnumber d) EmpID, Pnumber

Q5. Consider the following instance of ImageRec( Sl , DepthImage, Coord1, Coord2).

Which of the following is a Secondary Key in ImageRec?

a) {Sl, DepthImage} b) {Coord1, Coord2} c) {Coord2, DepthImage} d) {Coord1, DepthImage}

Data Base Management System NPTEL Week 1 Assignment Solutions

Q6. Consider the following instances:

How many tuples will be selected by σPlayer = Gamer(Game1 x Game2)?

a) 3 b) 4 c) 8 d) 9

Answer: b) 4

Q7. Consider the two tables given below:

Identify the correct statement from the following.

a) Cartesian product of Student and Teacher has six tuples. b) Cartesian product of Student and Teacher is not possible. c) There will be three tuples in the result of the natural join between Student and Teacher. d) Natural join between Student and Teacher is not possible.

Q8. Consider the following table:

a) II (Branch=Address) Λ (Salary>10000) (EmployeeDetails) b) II (Branch=Address) v (Salary>10000) (EmployeeDetails) c) σ (Branch=Address) Λ (Salary>10000) (EmployeeDetails) d) σ (Branch=Address) v (Salary>10000) (EmployeeDetails)

Q9. Consider the following tables:

a) R 1 — R 2 b) R 2 — R 1 c)( R 1 U R 2 ) ∩ ( R 1 ∩ R 2 ) d) (R 1 — R 2 ) U (R 2 — R 1 )

Q10. Which of the following can be a candidate key for the following instance?

a) {EmpName} b) {Branch} c) {EmpName, Address} d) {EmpName, Branch}

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NPTEL Data Base Management System Assignment 1 Answers 2023

NPTEL Data Base Management System Assignment 1 Answers: 2023 – All the Answers provided below to help the students as a reference, You must submit your assignment at your own knowledge.

NPTEL Data Base Management System Week 1 Assignment Answers 2023

1. Which of the following statements is (are) correct?

• a) Phsical level abstraction describes how a record is stored.
• b) View level abstraction hides details of data types.
• c) Physical level abstraction describ e s data stored in a database and their relationships.
• d) Logical level abstraction defines the physical schema.

2. Consider the following relations:

Subject (sid, sn a me, credit) Faculty (fid, sid) Which of the following is correct?

• a) RA 1 C RAz
• b) RAg C RAg
• c) RAI C RA g
• d) RA1 = RAg

3. What does the following Relational Algebra expression return?

• a) All heights except the maximum height from Mountain relation.
• b) All heights except the minimum height from Mountain relation.
• c) Minimum height from Mountain relation.
• d) Maximum height from Mountain relation.

4. Consider the relational schema PhoneBook (Name, PhoneNo, Location, LastCalled)

• Ankit 3222265783 Kolkata 15 Ju l
• Shreya 3222265783 Delhi 16 Jul
• Ankit 2222586110 Delhi 16 Jul
• Shreya 2222586110 K olkata 15 Jul

5. Consider the relation Flight (FlightNo, Source, Destination, Duration) where {FlightNo} and {Source, Destination, Duration} are the 2 candidate keys. What is the possible num- ber of superke y s of Flight?

6. Consider a truth table having the following columns P Q R= ((P V Q) – -P) S= ( (P V Q) – P) If the truth table, with all the values, is represented as a relational instance, which column(s) (attribute(s)) should be chosen as candidate keys?

7. Consider the following instance of ChatBox (SenderID, ReceiverID).

8. Consider the following table:

9. Consider the following table:

10. Which of the following can be a candidate k e y for the following instance?

About Data Base Management System

Databases form the backbone of all major applications today – tightly or loosely coupled, intranet or internet based, financial, social, administrative, and so on. Structured Database Management Systems (DBMS) based on relational and other models have long formed the basis for such databases. Consequently, Oracle, Microsoft SQL Server, Sybase etc. have emerged as leading commercial systems while MySQL, PostgreSQL etc. lead in open source and free domain. CRITERIA TO GET A CERTIFICATE Average assignment score = 25% of average of best 6 assignments out of the total 8 assignments given in the course. Exam score = 75% of the proctored certification exam score out of 100 Final score = Average assignment score + Exam score YOU WILL BE ELIGIBLE FOR A CERTIFICATE ONLY IF AVERAGE ASSIGNMENT SCORE >=10/25 AND EXAM SCORE >= 30/75. If one of the 2 criteria is not met, you will not get the certificate even if the Final score >= 40/100. You can find Data Base Management System Assignment 1 Answers below.

NPTEL Data Base Management System Assignment 1 Answers July 2022

1. Identify the correct statement (s).

2. A relation R has 2 candidate keys withl and 2 attributes respectively. There are 40 super keys of R. What is the total number of attributes in R? a) 3 b) 4 c) 5 d) 6

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3. Which of the following relational operations will produce the following tuple only? a) (QB1 U QB2) x (QB2 U QB1) b) (QB1-QB2) n (QB2 QB1) c) (QB1 QB2) x (QB2 QB1) d) (QB1 n QB2) – (QB2 n QB1)

4. Which of the following is a Secondary Key in CelestialReport? a) {ReportBy, ReportScore}. b) {ReportBy, GroupLead}. c) {CroupLead, Celestial0bject}. d) {ReportScore, GroupLead}

5. Consider the following relational schema for a university: student (roll.no, name, dob) dept (deptNo, dName, location) project (proj-no, deptNo, rOllno, pName) What is the type of the key(s) that will be used to uniquely identify an entity of the project relation? a) simple key b) Alternate Key C)Composite Key d) Compound key

6. ldentity the correct relational algebraic expression for the following query: Find the names of students uho have selected any project offered by the department “CSE”. a) ||name ( (student a project) bM lHdeptNo dName= “CSE” (dept) )) b) ||name (aName=” “CSE” (dept project)) ) c) ||name (o dName=* “CSE” (student ba dept) ba (project) ) d) ||name (student ba (aName= “CSE” (project) ))

👇 For Week 02 Assignment Answers 👇

7. ldentify the correct operation(s) which will produce the following output from the above two relations. a) R1 R2 b) R2- -R1 c) (R1 UR2) n (Ri n Ra) d) (R1-R2) U (Ra- R)

8. ldentity the correct operation(s) which produces the following output from the above relation. a) ||(YEAR_PUB=2010) v (TOTAL SOLD_COPIES >15000) (BookDetalls) b) ||YEARPUB=2010) A (TOTAL.SOLD.cOPIES > 15000) (BookDetails) c) (YEAR_PUB=2010) v (TOTAL SOLD COPIES > 15000) (BookDetails) d) (YEARPUB=2010) (TOTAL SOLD.COPIES > 15000) (BookDetails)

9. Consider the following instannce:

10. Which of the following can be a candidate key for the following instance? a) (BOOKID, YEAR PUB} b) {BOOK_ID, BOOK TITLE} c) {BOOKTITLE, AUTHOR NAME} d) {B0OK_ID}

NPTEL Data Base Management System Assignment 1 Answers 2022: All the Answers provided below to help the students as a reference, You must submit your assignment at your own knowledge.

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NPTEL Data Base Management System Assignment 1 Answers Jan 2022

Q1. Identify the correct statement(s) from the following.

a) The overall physical structure of the database is called physical schema. b) The actual content of the database at a particular point in time is called an instance. c) Data dictionary does not contain any database schema. d) Physical schema describes how data is stored in the database and the relationships among the data.

Answer:- (A), (B)

Q2. Consider the following instance:

Identify the correct representation of MLDatabase schema.

a) MLDatabase (Model, Accuracy. Dataset, TrainingData). b) MLDatabase (Model, Accuracy, Datanet, TrainingData). c) MLDatabase (Model, Accuracy, Dataset, TrainingData). d) MLDatabase (Model, Accuracy, Dataset, TrainingData).

Answer:- (A)

Q3. Identify the incorrect statement(s).

a) A Super Key is a set of one or more attributes that, taken collectively, allows us to uniquely identify an entity in the entity set. b) A proper subset of a candidate key is called a Super Key. c) The minimal set of attributes that allows us to uniquely identify an entity in the entity set is called a candidate key. d) A proper subset of a Super Key is not always a Candidate Key.

Answer:- (B)

Q4. Consider two relations below. The primary keys are underlined. Identify all possible foreign key (s) from the options. Employee (EmpID, Enano, Salary) where EmpID is of type integer, Ename is of type string. and Salary is of type decimal number. Project (EmpID, Pnumber) where ExpID is of type integer, and Pnumber is of type string.

a) Ename b) EmpID c) Paunber d) EmpID, Pnumber

Q5. Consider the following instance of ImageRec (31. DepthImage, Coordi, Coord2))

Which of the following is a Secondary Key in InageRec?

a) (S1. Depth Image). b) (Coord1, Coord2). c) (Coord2, DepthImage). d) (Coord1. DepthImage).

Answer:- (C)

Q6. Consider the following instances:

How many tuples will be selected by aplayer=Gamer (Game1 x Game2) ?

a) 3 b) 4 c) 8 d) 9

Q7. Consider the two tables given below.

Identify the correct statement from the following.

a) Cartesian product of Student and Teacher has six tuples b) Cartesian product of Student and Teacher is not possible. c) There will be three tuples in the result of the natural join between Student and Teacher. d) Natural Join between Student and Teacher is not possible.

Answer:- (D)

Q8. Consider the following table:

Identify the correct operation(s) which produces the following output from the above relation.

a) II (Branch-Address) (Salary>10000) (EmployeeDetails) b) II (Branch-Address) v (Salary>10000) (EmployeeDetails) c) (Branch-Address) (Salary>10000) (EmployeeDetails) d) (Branch-Address) v (Salary>10000) (EmployeeDetails)

Q9. Consider the following tables:

Identify the correct operation(s) which will produce the following output from the above two relations.

a) R₁-R₂ b) R 2 -R 1 c) (R 1 UR₂) ∩ (R 1 ∩R₂) d) (R 1 -R₂) U (R₂-R₁)

Q10. Which of the following can be a candidate key for the following instance?

a) {EmpName} b) (Branch) c) (EmpName, Address) d) (Emplame, Branch)

Answer:-(D)

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NPTEL DataBase Management System ASSIGNMENT ANSWERS 2021

• by QuizXp Team
• August 1, 2021 September 22, 2021

NPTEL DataBase Management System Databases form the backbone of all major applications today – tightly or loosely coupled, intranet or internet-based, financial, social, administrative, and so on.

NPTEL Database Management System is a MOOC course offered by IIT Madras on the NPTEL platform. Through this DBMS course, Structured Database Management Systems (DBMS) based on relational and other models have long formed the basis for such databases. Consequently, Oracle, Microsoft SQL Server, Sybase etc. The course is developed by Prof. Partha Pratim Das  received his BTech, MTech and PhD degrees in 1984, 1985 and 1988 respectively from IIT Kharagpur. He served as a faculty in Department of Computer Science and Engineering, IIT Kharagpur

• INTENDED AUDIENCE: ALL UG STUDENTS
• Requirements/Prerequisites:  NIL
• INDUSTRY SUPPORT:  All compaines or industry

CRITERIA TO GET A CERTIFICATE

Students have to score Average assignment score = 25% of the average of the best 6 assignments out of the total 8 assignments given in the course. Exam score = 75% of the proctored certification exam score out of 100 Final scores = Average assignment score + Exam score

Students will be eligible for CERTIFICATE ONLY IF AVERAGE ASSIGNMENT SCORE >=10/25 AND EXAM SCORE >= 30/75. If any of the 2 criteria are not met, the student will not get the certificate even if the Final score >= 40/100.

DataBase Management System ASSIGNMENT WEEK 8 ANSWERS:-

Answer:- a,d

Answer:- b,c

DataBase Management System ASSIGNMENT WEEK 7 ANSWERS:-

Answer:- a,c

DataBase Management System ASSIGNMENT WEEK 5 ANSWERS:-

Answer:- ,c

DataBase Management System ASSIGNMENT WEEK 4 ANSWERS:-

Database management system assignment week 3 answers:-.

Q1. Consider the following instance of the relation MovieBooking (Movie Name, TheatrID, HallNo, Glasses 3D, MLanguage, Showtime ID, ShowDay)

Answer:- c,d

Q2. Consider the following two Relational Algebra expressions: R1: IlMovieName, HallNo (MovieBooking) R2: IIM2. HallNo (OM1.Theatr ID-M2. TheatrIDAM1.MLanguage/M2.MLanguage (PM1 (MovieBooking) x PM2 (MovieBooking))) What is the output of R1 + R2?

Q3. A C program, with embedded SQL allows the users to enter their username and password which are stored in the variables uname and pwd respectively. With the help of an embedded SQL query, the program then selects the user’s Rank and Marks from a database with the following schema: ChckRes (User, Passwd, Department, Year, Rank, Marks). Select the correct Embedded SQL query that should be present in this C program.

Q4. Consider the relation TicTac (Player, Game, Mark, PositionFilled) What is the Tuple Relational Calculus expression equivalent to the statement “Select those games where Central position has been filled”?

Note:- WE NEVER PROMOTE COPYING AND We do not claim 100% surety of answers, these answers are based on our sole knowledge, and by posting these answers we are just trying to help students to reference, so we urge do your assignment on your own.

Q5. Consider the following Entity Relationship Diagram:

Q6. Consider the relation TicTac (Player, Game, Mark, PositionFilled) What is the Domain Relational Calculus equivalent to the statement “Select those players who are playing with Cross mark”?

Q7. Choose the correct Entity Relationship Diagram representing the following scenario: In a game club, membership cards are issued to some of the visitors. A visitor can have only one membership card and that card cannot be shared with any other member. A membership card can be identified with its membership number. The card also has member type, validity and access zone that are available to the member. The access zone is composed of zone code and zone games. A visitor of this game club is identified by the visitor’s ID and name together. A visitor can have multiple email IDs which are also registered.

Q8. If n [Payment] is the set of attributes present in the relational schema of Payment, n[In Cash] is the set of attributes present in the relational schema of In Cash and n[In_Cheque] is the set of attributes present in the relational schema of In Cheque, which of the following options can be true?

Q9. How many tuples will be generated by the Relational Algebra expression equivalent to the following Domain Relational Calculus?

Q10. Which of the following Relational Algebra expression produces exactly the same tuples as present in this instance of Presentation?

DataBase Management System ASSIGNMENT WEEK 2 ANSWERS:-

Q1. Consider the following instance of the relation weather (day, year, month, temperature, city)

Q2. Consider the following table Customer: Identify the correct SQL statement from the following options for creating the table Customer.

Q3. Consider the following instance of the relation weather (day, year, month, temperature, city)

Q4. Consider the following instance of the relation RankHolder (UnivID, Dept, Name, Roll, Rank)

Q5. Consider the following instance of the relation RankHolder (UnivID, Dept, Name, Roll, Rank)

Q6. Consider the following CREATE statement

Q7. Consider the following two schema: Product (Product_id, Pname, Uprice), Department (Dno, Dname, Product_id, year). If we execute the following SQL statement:

Q8. Consider the following instance of Student Details (StudName, Marks, Permanent Address, Correspondence Address) relation.

Answer:- b,d

Q9. Consider the following instance of Student Details (StudName, Marks, Permanent Address, Correspondence Address) relation.Student Details

Q10. Consider the given relational schema: Student Details (Stud ID, StudName, Marks, Permanent Address, Correspondence Address).

DataBase Management System ASSIGNMENT WEEK 1 ANSWERS:-

Q1. What is Physical Data Independence?

Answer:- D JOIN US ON TELEGRAM WE UPDATE ANSWERS AND NOTIFY THERE

Q2. what is a collection of data called that consists of roll number ,name, class and phone number of a student?

Q3. Consider the relational schema Virtual Conf (Conf ID, Participants, Admin, Day, Subject). Which of the following is not a valid instance of VirtualConf?

Answer:- D JOIN US ON TELEGRAM ONCE WE UPDATE ANSWERS WILL NOTIFY THERE

Q4. Consider the following instance: Based on this instance of Storage, if RoomNo is one of the attributes of the primary key (composite in nature), which of the following attribute(s) complete the primary key?

Q5. Consider the following instances: Which of the following tuples will not be present in bag1 x bag2?

Answer:- B,C

Q6.  Suppose there are two relations R and S as follows: After performing a relational expression involving ‘X’ on R and S, we get the following result:

Q7.  Choose the incorrect statement(s) related to database languages.

Answer:- A,B,C,D

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Q8. Consider the following table: Identify the correct operation(s) which produces the following output from the above relation.

Q9. Consider the following table: Identify the correct operation(s) which produces the following output from the above relation.

Q10. Which of the following can be a candidate key for the following instance?

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Note:- We do not claim 100% surety of answers, these answers are based on our sole knowledge and by posting these answers we are just trying to help students, so we urge do you assignment own your own.

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Here is a golden opportunity for those who had previously enrolled in this course during the July 2023 semester, but could not participate in the exams or were absent/did not pass the exam for this course. This course is being reoffered in Jan 2024 and we are giving you another chance to write the exam in March 24, 2024 and obtain a certificate based on NPTEL norms. Do not let go of this unique opportunity to earn a certificate from the IITs/IISc.

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Please fill the exam form using the same Enrolled email id & make fee payment via the form, as before.

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Please check once if you have >= 40/100  in average assignment score and also participated and satisfied the criteria in the non-proctored programming exams(if applicable) that were conducted in July 2023 to become eligible for the e-certificate, wherever applicable.

If not, please submit assignments again in the Jan 2024 course and also participate in the non-proctored programming exams(if applicable) to become eligible for the e-certificate.

We will not be having new assignments or unproctored exams(if applicable) in the previous seme ster's (July 2023) c ourse. 

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Every domain will comprise Core courses and Elective courses. Once a learner completes the requisite courses per the mentioned criteria, you will receive a Domain Certificate showcasing your scores and the domain of expertise. Kindly refer to the following link for the list of courses available under each domain: https://nptel.ac.in/domains

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Data Base Management System: Final Feedback Form !!!

Dear students, We are glad that you have attended the NPTEL online certification course. We hope you found the NPTEL Online course useful and have started using NPTEL extensively. In this regard, we would like to have feedback from you regarding our course and whether there are any improvements, you would like to suggest.   We are enclosing an online feedback form and would request you to spare some of your valuable time to input your observations. Your esteemed input will help us in serving you better. The link to give your feedback is: https://docs.google.com/forms/d/1nUa3GVLBdK6Yp6K7d7MMp1qEXOcPVA6IWdQk4iAAWEc/edit?usp=drivesdk We thank you for your valuable time and feedback. Thanks & Regards, -NPTEL Team

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Dear Learner, Thank you for taking the course with NPTEL!! Hope you enjoyed the journey with us. The results for this course have been published and we are closing this course now.  You will still have access to the contents and assignments of this course, if you click on the course name from the "Mycourses" tab on swayam.gov.in. For any further queries please write to [email protected] . - Team NPTEL

Survey on Problem Solving sessions - Data Base Management System (noc23-cs79)

Dear Learners, We would like to know if the expectations with which you attended this problem solving session are being met and hence please do take 2 minutes to fill out our feedback form. It would help us tremendously in gauging the learner experience. Here is the link to the form:  https://docs.google.com/forms/d/1_BBSoR5M5ZdYQQ3JgCxzaP4jMf5hOICLo1Gvuv6w_D4/edit?usp=drivesdk -NPTEL TEAM

Data Base Management System : Result Published!!

                                      ***THIS IS APPLICABLE ONLY FOR EXAM REGISTERED CANDIDATES***                             ****Please don't click on below link, if you are not registered/not present for the Exam****                          Dear Candidate, The exam scores and E Certificates have been released for September 2023 Exam(s). Step 1 - Are the results of my courses released? Please check the Results published courses list in the below links.:- Sep 2023 Exam - Click here Step 2 - How to check Results? Please login to internalapp.nptel.ac.in/ . and check your exam results. Use the same login credentials as used to register to the exam. What's next? Please read the pass criteria carefully and check against what you have gotten. If you still have any issues, please report the same here. internalapp.nptel.ac.in/ . We will reply within a week. Last date to report queries: 3 days within publishing of scores. Note : Hard copies of certificates will not be dispatched. The duration shown in the certificate will be based on the timeline of offering of the course in 2023, irrespective of which Assignment score that will be considered. Thanks and Best wishes. NPTEL Team

Data Base Management System - Assignment- 8 Solutions Released

Dear Participants, The  Assignment- 8  of   Week- 8  Solutions for the course " Data Base Management System " have been released in the portal. Please go through these solutions and in case of any doubt post your queries in the forum. Link for Assignment 8 solution:   https://drive.google.com/file/d/1w-VigPpucD6YphqXBWINEXkdCVwdjGAJ/view?usp=drive_link Happy Learning! Thanks & Regards, NPTEL Team

Data Base Management System : Problem solving Session Reminder !!

Dear learners, There will be a live interactive session where a Course team member will explain some sample problems, how they are solved - that will help you solve the weekly assignments. We invite you to join the session and get your doubts cleared and learn better. Date: September 19, 2023 - Tuesday Time:06.00 PM - 08.00 PM Link to join: https://meet.google.com/okz-qnhx-ksm Happy Learning. -NPTEL Team

September 2023 NPTEL Exams - Hall Tickets Released !!

***THIS IS APPLICABLE ONLY FOR EXAM-REGISTERED CANDIDATES***      ****Please don't click on below link, if you are not registered for the Exam**** Dear Candidate, Your Hall Ticket / admit card for the NPTEL Exam(s) in September 2023 has been released. Please login to  https://internalapp.nptel.ac.in/  using your exam-registered email ID and download your hall ticket. Note:  Requests for changes in exam city, exam center, exam date, session, or course will NOT be entertained. Please write to  [email protected]   for any further queries. All the best for your exams! Warm Regards NPTEL Team

Data Base Management System - Assignment- 7 Solutions Released

Dear Participants, The  Assignment- 7  of   Week- 7  Solutions for the course " Data Base Management System " have been released in the portal. Please go through these solutions and in case of any doubt post your queries in the forum. Link for Assignment 7 solution:   https://drive.google.com/file/d/18nUeMsaemioSuVGx9qaGoHWmk_v2Vo3O/view?usp=drive_link Happy Learning! Thanks & Regards, NPTEL Team

Dear learners, There will be a live interactive session where a Course team member will explain some sample problems, how they are solved - that will help you solve the weekly assignments. We invite you to join the session and get your doubts cleared and learn better. Date: September 12, 2023 - Tuesday Time:06.00 PM - 08.00 PM Link to join: https://meet.google.com/okz-qnhx-ksm Happy Learning. -NPTEL Team

Data Base Management System: Live Interactive session - 2

Dear Learner,

You can interact LIVE with the Course Instructor  Prof. Partha Pratim Das and Prof. Samiran Chattopadhyay ,  IIT Kharagpur  – “ Data Base Management System ".

Date:   15 .09.2023

Time:   15:00 IST

Link to login to:  https://www.youtube.com/watch?v=n-QFiR9gJhQ

Enter your questions you want

You can interact LIVE with the Course Instructor  Prof. Partha Pratim Das Prof. Samiran Chattopadhyay , to answer at:  https://docs.google.com/forms/d/e/1FAIpQLSeelauhDy6N8OkArytf5rrscSz-HZp5EiPttK2eQsSarpM__g/viewform

You can also ask your doubts during the session through the chat window...

We would also like to hear from you after the session. Request you to share your thoughts in the forum. Learners are encouraged to visit   bit.ly/NPTELLIVE

for updates on the live sessions.

-NPTEL Team

Data Base Management System - Assignment- 6 Solutions Released

Dear Participants, The  Assignment- 6  of   Week- 6  Solutions for the course " Data Base Management System " have been released in the portal. Please go through these solutions and in case of any doubt post your queries in the forum. Link for Assignment 6 solution:   https://drive.google.com/file/d/1yq14-ewy4vcYC_SnhFiUn2Cqg3wXjRdg/view?usp=drive_link Happy Learning! Thanks & Regards, NPTEL Team

NPTEL: Data Base Management System: Week 8 Content and Assignment is live now !!

Dear Students, The lecture videos for  Week 8  have been uploaded for the course  Data Base Management System . The lectures can be accessed using the following link:  https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=85&lesson=86 The other lectures of this week are accessible from the navigation bar to the left. Please remember to login into the website to view contents (if you aren't logged in already). Assignment 8  for  Week 8  is also released and can be accessed from the following link:  https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=85&assessment=132 The assignment has to be submitted on or before  Wednesday, [20/09/2023], 23:59 IST . As we have done so far, please use the discussion forums if you have any questions on this module. Note:  Please check the due date of the assignments in the announcement and assignment page if you see any mismatch write to us immediately. Thanks and Regards,

Data Base Management System - Week 8 Feedback Form

Dear Learners, Thank you for enrolling in this NPTEL course and we hope you have gone through the contents for this week and also attempted the assignment. We value your feedback and wish to know how you found the videos and the questions asked - whether they were easy, difficult, as per your expectations, etc We shall use this to make the course better and we can also know from the feedback which concepts need more explanation, etc. Please do spare some time to give your feedback - comprises just 5 questions - should not take more than a minute, but makes a lot of difference for us as we know what the Learners feel. Here is the link to the form:  https://docs.google.com/forms/d/17Bj2GeFcnqKnuarDgnHtlEVSYK13zOCn_MV1xQcPI3A/viewform NPTEL Team

Data Base Management System - Assignment- 5 Solutions Released

Dear Participants, The  Assignment- 5  of   Week- 5  Solutions for the course " Data Base Management System " have been released in the portal. Please go through these solutions and in case of any doubt post your queries in the forum. Link for Assignment 5 solution:   https://drive.google.com/file/d/1rn1DhILBSnu77Ti1NUt1QEklKfZunDnY/view?usp=drive_link Happy Learning! Thanks & Regards, NPTEL Team

Dear learners, There will be a live interactive session where a Course team member will explain some sample problems, how they are solved - that will help you solve the weekly assignments. We invite you to join the session and get your doubts cleared and learn better. Date: September 5, 2023 - Tuesday Time:06.00 PM - 08.00 PM Link to join: https://meet.google.com/okz-qnhx-ksm Happy Learning. -NPTEL Team

Exam Format - September, 2023 !!

Dear Candidate, ****This is applicable only for the exam registered candidates**** Type of exam will be available in the list: Click Here You will have to appear at the allotted exam center and produce your Hall ticket and Government Photo Identification Card (Example: Driving License, Passport, PAN card, Voter ID, Aadhaar-ID with your Name, date of birth, photograph and signature) for verification and take the exam in person.  You can find the final allotted exam center details in the hall ticket. The hall ticket is yet to be released.  We will notify the same through email and SMS. Type of exam: Computer based exam (Please check in the above list corresponding to your course name) The questions will be on the computer and the answers will have to be entered on the computer; type of questions may include multiple choice questions, fill in the blanks, essay-type answers, etc. Type of exam: Paper and pen Exam  (Please check in the above list corresponding to your course name) The questions will be on the computer. You will have to write your answers on sheets of paper and submit the answer sheets. Papers will be sent to the faculty for evaluation. On-Screen Calculator Demo Link: Kindly use the below link to get an idea of how the On-screen calculator will work during the exam. https://tcsion.com/ OnlineAssessment/ ScientificCalculator/ Calculator.html NOTE: Physical calculators are not allowed inside the exam hall. Thank you! -NPTEL Team

Data Base Management System - Week 7 Feedback Form

Nptel: data base management system: week 7 content and assignment is live now .

Dear Students, The lecture videos for  Week 7  have been uploaded for the course  Data Base Management System . The lectures can be accessed using the following link:  https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=76&lesson=77 The other lectures of this week are accessible from the navigation bar to the left. Please remember to login into the website to view contents (if you aren't logged in already). Assignment 7  for  Week 7  is also released and can be accessed from the following link:  https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=76&assessment=131 The assignment has to be submitted on or before  Wednesday, [13/09/2023], 23:59 IST . As we have done so far, please use the discussion forums if you have any questions on this module. Note:  Please check the due date of the assignments in the announcement and assignment page if you see any mismatch write to us immediately. Thanks and Regards,

Dear learners, There will be a live interactive session where a Course team member will explain some sample problems, how they are solved - that will help you solve the weekly assignments. We invite you to join the session and get your doubts cleared and learn better. Date: August 29,2023 - Tuesday Time:06.00 PM - 08.00 PM Link to join: https://meet.google.com/okz-qnhx-ksm Happy Learning. -NPTEL Team

Data Base Management System - Week 6 Feedback Form

Data base management system - assignment- 4 solutions released.

Dear Participants, The  Assignment- 4  of   Week- 4  Solutions for the course " Data Base Management System " have been released in the portal. Please go through these solutions and in case of any doubt post your queries in the forum. Link for Assignment 4 solution:   https://drive.google.com/file/d/1pSdZZPvhOq1ANgdfK3c0jfkEjL-X-wPQ/view?usp=drive_link Happy Learning! Thanks & Regards, NPTEL Team

NPTEL: Data Base Management System: Week 6 Content and Assignment is live now !

Dear Students, The lecture videos for  Week 6  have been uploaded for the course  Data Base Management System . The lectures can be accessed using the following link:  https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=67&lesson=68 The other lectures of this week are accessible from the navigation bar to the left. Please remember to login into the website to view contents (if you aren't logged in already). Assignment 6  for  Week 6  is also released and can be accessed from the following link:  https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=67&assessment=130 The assignment has to be submitted on or before  Wednesday, [06/09/2023], 23:59 IST . As we have done so far, please use the discussion forums if you have any questions on this module. Note:  Please check the due date of the assignments in the announcement and assignment page if you see any mismatch write to us immediately. Thanks and Regards, --NPTEL Team

Data Base Management System: Live Interactive session - 1

You can interact LIVE with the Course Instructor  Prof. Partha Pratim Das Prof. Samiran Chattopadhyay ,  IIT Kharagpur  – “ Data Base Management System ".

Date: 28.08.2023

Link to login to:  https://youtube.com/live/Vqwu_mpKVmA?feature=share

You can interact LIVE with the Course Instructor  Prof. Partha Pratim Das Prof. Samiran Chattopadhyay , to answer at:  https://docs.google.com/forms/d/e/1FAIpQLSfnGIWNrD9GhShQOJHVAMYPEcjxGTiIo7A75RdyA4H9eXmlIg/viewform

Data Base Management System - Week 5 Feedback Form

Dear learners, There will be a live interactive session where a Course team member will explain some sample problems, how they are solved - that will help you solve the weekly assignments. We invite you to join the session and get your doubts cleared and learn better. Date: August 22,2023 - Tuesday Time:06.00 PM - 08.00 PM Link to join: https://meet.google.com/okz-qnhx-ksm Happy Learning. -NPTEL Team

Data Base Management System - Assignment- 3 Solutions Released

Dear Participants, The  Assignment- 3  of   Week- 3  Solutions for the course " Data Base Management System " have been released in the portal. Please go through these solutions and in case of any doubt post your queries in the forum. Link for Assignment 3 solution:   https://drive.google.com/file/d/1Y7_C4-Wy8cPdQRWYvcZuZ5FjobGGZk_P/view?usp=drive_link Happy Learning! Thanks & Regards, NPTEL Team

NPTEL: Data Base Management System: Week 5 Content and Assignment is live now !

Dear Students, The lecture videos for  Week 5  have been uploaded for the course  Data Base Management System . The lectures can be accessed using the following link:  https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=57&lesson=58 The other lectures of this week are accessible from the navigation bar to the left. Please remember to login into the website to view contents (if you aren't logged in already). Assignment 5  for  Week 5  is also released and can be accessed from the following link:  https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=57&assessment=129 The assignment has to be submitted on or before  Wednesday, [30/08/2023], 23:59 IST . As we have done so far, please use the discussion forums if you have any questions on this module. Note:  Please check the due date of the assignments in the announcement and assignment page if you see any mismatch write to us immediately. Thanks and Regards, --NPTEL Team

Exam Registration for NPTEL Courses Extended !!

Registration for the certification exam has been extended.

CLICK HERE to register for the exam.

Choose from the Cities where exam will be conducted: Exam Cities

Last date for exam registration is extended : August 21, 2023, 5:00 PM (Monday).

Click here to view Timeline and Guideline : Guideline

Note: Kindly ignore if registered already.

Happy Learning!

Thanks and Regards,

NPTEL TEAM.

Exam Registration for NPTEL courses ends in 3 days!!

Registration for the certification exam is open & ends in 3 days.

Last date for exam registration: August 18, 2023, 5:00 PM (Friday).

Data Base Management System - Assignment- 0, 1 and 2 Solutions Released

Dear Participants, The Assignment- 0, 1 & 2 of   Week- 0,1 & 2 Solutions for the course " Data Base Management System " have been released in the portal. Please go through these solutions and in case of any doubt post your queries in the forum. Link for Assignment 0 solution:   https://drive.google.com/file/d/1W6lAgC76vmc80jlIkHqr1jUH8fC1PYgB/view?usp=drive_link Link for Assignment 1 solution:   https://drive.google.com/file/d/15Ng6Z_We2V89NRBbUF7uwfut2JHYT5y0/view?usp=drive_link Link for Assignment 2 solution:   https://drive.google.com/file/d/17PEo9235QeTlLDqvcCna5Nracf5wW66Z/view?usp=drive_link Happy Learning! Thanks & Regards, NPTEL Team

Dear learners, There will be a live interactive session where a Course team member will explain some sample problems, how they are solved - that will help you solve the weekly assignments. We invite you to join the session and get your doubts cleared and learn better. Date: August 15,2023 - Tuesday Time:06.00 PM - 08.00 PM Link to join: https://meet.google.com/okz-qnhx-ksm Happy Learning. -NPTEL Team

Data Base Management System - Week 4 Feedback Form

Nptel: data base management system: week 4 content and assignment is live now .

Dear Students, The lecture videos for  Week 4  have been uploaded for the course  Data Base Management System . The lectures can be accessed using the following link:  https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=46&lesson=47 The other lectures of this week are accessible from the navigation bar to the left. Please remember to login into the website to view contents (if you aren't logged in already). Assignment 4  for  Week 4  is also released and can be accessed from the following link:  https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=46&assessment=128 The assignment has to be submitted on or before  Wednesday, [23/08/2023], 23:59 IST . As we have done so far, please use the discussion forums if you have any questions on this module. Note:  Please check the due date of the assignments in the announcement and assignment page if you see any mismatch write to us immediately. Thanks and Regards, --NPTEL Team

Data Base Management System - Week 3 Feedback Form

Dear learners, There will be a live interactive session where a Course team member will explain some sample problems, how they are solved - that will help you solve the weekly assignments. We invite you to join the session and get your doubts cleared and learn better. Date: August 08,2023 - Tuesday Time:06.00 PM - 08.00 PM Link to join: https://meet.google.com/okz-qnhx-ksm Happy Learning. -NPTEL Team

NPTEL: Data Base Management System: Week 3 Content and Assignment is live now !!

Dear Students, The lecture videos for  Week 3  have been uploaded for the course  Data Base Management System . The lectures can be accessed using the following link:  https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=36&lesson=37 The other lectures of this week are accessible from the navigation bar to the left. Please remember to login into the website to view contents (if you aren't logged in already). Assignment 3  for  Week 3  is also released and can be accessed from the following link: https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=36&assessment=126 The assignment has to be submitted on or before  Wednesday, [16/08/2023], 23:59 IST . As we have done so far, please use the discussion forums if you have any questions on this module. Note:  Please check the due date of the assignments in the announcement and assignment page if you see any mismatch write to us immediately. Thanks and Regards, --NPTEL Team

Dear learners, There will be a live interactive session where a Course team member will explain some sample problems, how they are solved - that will help you solve the weekly assignments. We invite you to join the session and get your doubts cleared and learn better. Date: August 01,2023 - Tuesday Time:06.00 PM - 08.00 PM Link to join: https://meet.google.com/wik-sius-xgz Happy Learning. -NPTEL Team

Data Base Management System - Week 2 Feedback Form

Nptel: data base management system: week 2 content and assignment is live now .

Dear Students, The lecture videos for Week 2 have been uploaded for the course Data Base Management System . The lectures can be accessed using the following link:  https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=27&lesson=28 The other lectures of this week are accessible from the navigation bar to the left. Please remember to login into the website to view contents (if you aren't logged in already). Assignment 2 for Week 2 is also released and can be accessed from the following link:  https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=27&assessment=124 The assignment has to be submitted on or before Wednesday, [09/08/2023], 23:59 IST . As we have done so far, please use the discussion forums if you have any questions on this module. Note: Please check the due date of the assignments in the announcement and assignment page if you see any mismatch write to us immediately. Thanks and Regards, --NPTEL Team

Data Base Management System : Problem solving Session !!

Dear learner, Every week there will be a live interactive session where a Course team member will explain some sample problems, how they are solved - that  will help you solve the weekly assignments. We invite you to join the session and get your doubts cleared and learn better. Start Date: August 1, 2023 When: Every Tuesday Time: 06.00 PM - 08.00 PM Link to join: https://meet.google.com/wik-sius-xgz Thank you. -NPTEL Team

Data Base Management System - Download video links are available now!!

Dear Learners, The download video link for the course  Data Base Management System is available now in the course outline. Please check the download video link:  https://nptel.ac.in/courses/106105175 -NPTEL Team

Data Base Management System - Week 1 Feedback Form

Nptel: data base management system: week 1 content and assignment is live now .

Dear Students, The lecture videos for Week 1 have been uploaded for the course Data Base Management System . The lectures can be accessed using the following link:  https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=18&lesson=19 The other lectures of this week are accessible from the navigation bar to the left. Please remember to login into the website to view contents (if you aren't logged in already). Assignment 1 for Week 1 is also released and can be accessed from the following link:  https://onlinecourses.nptel.ac.in/noc23_cs79/unit?unit=18&assessment=123 The assignment has to be submitted on or before Wednesday, [09/08/2023], 23:59 IST. As we have done so far, please use the discussion forums if you have any questions on this module. Note : Please check the due date of the assignments in the announcement and assignment page if you see any mismatch write to us immediately. Thanks and Regards, --NPTEL Team

Stay Ahead of the Curve: Follow NPTEL for a Bright Future!!

Dear Learners Don't let knowledge pass you by! Stay in the loop with all the latest updates from NPTEL!  Follow us on social media to never miss a beat in your educational journey. Be the first to know about new courses, insightful articles, and exciting announcements.  Join our growing community. Tap those links below and let the learning adventure begin! Twitter: https://twitter.com/nptelindia?t=Yv1BextATpcwg7K2kOxbhg&s=08 Facebook:  https://www.facebook.com/NPTELNoc/ Instagram:  https://www.instagram.com/nptel_india/ LinkedIn: https://www.linkedin.com/mwlite/company/nptel YouTube: https://www.youtube.com/user/nptelhrd Happy learning!  Team NPTEL

Data Base Management System- Assignment-0-RELEASED

Dear Learners, We welcome you all to this course. The assignment 0 for the course Data Base Management System has been released.  This assignment is based on a prerequisite of the course. Kindly note that marks obtained in this assignment will not be considered for the final assessment.  You can find the assignment under Week 0 unit on the left-hand side of your screen. You can submit the assignment multiple times. All the best !!     --NPTEL Team

Data Base Management System - Translation Feedback

Dear Learner, The translated content of this course is available in regional languages. For details please visit https://nptel.ac.in/translation The video course content can be accessed in the form of regional language text transcripts, books, subtitles in the video and Video Text Track below the video. Your feedback is highly appreciated. Kindly fill this form https://forms.gle/Pd7bTD4vNtMGH2hU7 MP3 audio files are made available on NPTEL Site for each lecture in the regional language.  Steps to access the MP3 files : 1. Open the course page on NPTEL Site( nptel.ac.in  -> Programs -> NPTEL Courses -> Search the course name -> Click on the Course Name). 2. Click on Downloads tab. 3. Click Transcripts. 4. Select language for the lecture. 5. Click MP3 to the right (Download or Play) -NPTEL Team

NPTEL: Exam Registration is open now for July 2023 courses!

Dear Learner, 

Here is the much-awaited announcement on registering for the July 2023 NPTEL course certification exam. 

1. The registration for the certification exam is open only to those learners who have enrolled in the course. 

2. If you want to register for the exam for this course, login here using the same email id which you had used to enroll to the course in Swayam portal. Please note that Assignments submitted through the exam registered email id ALONE will be taken into consideration towards final consolidated score & certification. 

3 . Date of exam: September 24, 2023

4. Exam fees: 

If you register for the exam and pay before Aug 14, 2023, 5:00 PM, Exam fees will be Rs. 1000/- per exam .

5. 50% fee waiver for the following categories: 

6. Last date for exam registration: Aug 18, 2023, 5:00 PM (Friday). 

7. Between Aug 14, 2023, 5:00 PM & Aug 18, 2023, 5:00 PM late fee will be applicable.

8. Mode of payment: Online payment - debit card/credit card/net banking/UPI. 

9. HALL TICKET: 

10. FOR CANDIDATES WHO WOULD LIKE TO WRITE MORE THAN 1 COURSE EXAM:- you can add or delete courses and pay separately – till the date when the exam form closes. Same day of exam – you can write exams for 2 courses in the 2 sessions. Same exam center will be allocated for both the sessions. 

11. Data changes: 

Last date for data changes: Aug 18, 2023, 5:00 PM :  

The following 6 fields can be changed(until the form closes) ONLY when there are NO courses in the course cart. And you will be able to edit those fields only if you: - 

6. What is your role ? 

12. LAST DATE FOR CANCELLING EXAMS and getting a refund: Aug 18, 2023, 5:00 PM  

13. Click here to view Timeline and Guideline : Guideline

Data Base Management System:Welcome to NPTEL Online Course - July 2023!!

• Every week, about 2.5 to 4 hours of videos containing content by the Course instructor will be released along with an assignment based on this. Please watch the lectures, follow the course regularly and submit all assessments and assignments before the due date. Your regular participation is vital for learning and doing well in the course. This will be done week on week through the duration of the course.
• Please do the assignments yourself and even if you take help, kindly try to learn from it. These assignments will help you prepare for the final exams. Plagiarism and violating the Honor Code will be taken very seriously if detected during the submission of assignments.
• The announcement group - will only have messages from course instructors and teaching assistants - regarding the lessons, assignments, exam registration, hall tickets, etc.
• The discussion forum (Ask a question tab on the portal) - is for everyone to ask questions and interact. Anyone who knows the answers can reply to anyone's post and the course instructor/TA will also respond to your queries.
• Please make maximum use of this feature as this will help you learn much better.
• If you have any questions regarding the exam, registration, hall tickets, results, queries related to the technical content in the lectures, any doubts in the assignments, etc can be posted in the forum section
• The course is free to enroll and learn from. But if you want a certificate, you have to register and write the proctored exam conducted by us in person at any of the designated exam centres.
• The exam is optional for a fee of Rs 1000/- (Rupees one thousand only).
• Date and Time of Exams: September 24, 2023 Morning session 9am to 12 noon; Afternoon Session 2 pm to 5 pm.
• Registration URL: Announcements will be made when the registration form is open for registrations.
• The online registration form has to be filled and the certification exam fee needs to be paid. More details will be made available when the exam registration form is published. If there are any changes, it will be mentioned then.
• Please check the form for more details on the cities where the exams will be held, the conditions you agree to when you fill the form etc.
• Once again, thanks for your interest in our online courses and certification. Happy learning.

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