1. PUNJAB COLLEGE OF TECHNICAL EDUCATION, LUDHIANA
Data Base Management System BC-402(N2)
Internal Assessment 40
External Assessment: 60
Instructions for Candidates
Candidates are required to attempt four questions from section B and the entire section A.
Use of nonprogrammable scientific calculator is allowed.
An overview of the DBMS: Concept of database system, Database Administrator and
his responsibilities. Physical and Logical data independence. Three level Architecture of
database system: the external level, conceptual level and the internal level.
Introduction to Data Models: Entity Relationship Model, Hierarchical, Network and
Relational Model.Comparison of Network, Hierarchical and Relational Model.
Relational data model: Relational database, relational algebra and calculus, SQL
dependencies, functional, multi-valued and join, normalization.
Database protection: Recovery, concurrency, security, integrity and control.
Distribute database: Structure of distributed database, design of distributed databases.
REFERENCE:
1. C.J. Date, "An Introduction to Data Base Systems", Narosa Publications.
2. Henry F. Korth, "Database System Concepts", McGraw Hill.
3. Naveen Prakash, "Introduction to Database Management", TMH
4. Bipin C. Desai, "An Introduction to Database System", Galgotia Publications.
5. Ullman, "Principles of Database Systems", Galgotia Publications.

2. Practical S/W Lab - V
BC-406(N2)
Max. Marks 100
Internal Assessment 40
External Assessment 60
This laboratory course will mainly comprise of exercise on what is learnt under the paper:
BC-402(DBMS).
Maximum Marks for Continuous Assessment: 40
Maximum Marks for University Examination: 60
Note: The break up of marks for the practical will be as under
Lab Record 15 marks
Viva Voce 15 marks
Program development 30 marks
And execution

3. Class: BCA-II(B) Subject: Database Management System
Name of the Instructor: Rupali Assignments: 3
Subject Code: BC-402 (N2) Tests: 3
Total Lectures: 45 Class Discussions: 6
Topics Tentative Actual Assignment Test
Date Conduct
Date
1. Overview of DBMS
• Database
• Database system
• DBMS
2. Introduction to DBMS
• Why database
• Characteristics of Data in
Database
• Types of DBMS
• Advantages of DBMS
3. Data independence
• Physical
• Logical
• Database administrator and
his responsibilities
• Three levels of architecture
4. Three levels of architecture … Assign 1-
contd DOD
• Mapping
5. Data models-
Entity Relationship model
• Components of E-R model
• Symbols of E-R model
• Attribute inheritance
6. • Generalization
• Specification
• Aggregation
7. • Hierarchical Model
• Network Model
8. Comparison of Models Assign 1- Test 1-
DOS DOD
9. Relational DBMS
• What is a Relation?
• RDBMS terminology
• Referential integrity
10. CLASS DISCUSSION

4. 11. TEST -1
12. Integrity rules
13. Codd’s rules
14. Codd’s rules
15. Relational Algebra-I
• Operands of relational
algebra
• Selection operator
16. Relational Algebra-I
…contd
• Projection operator
• Union
• Intersection
17. Relational Algebra-I
…contd
• Set-Difference
• Cartesian product
• Remaining operator
18. Relational Algebra-II Assign 2-
• Join operator DOD
• Division operator
19. Relational Algebra-II
…contd
20. Relational Calculus
• Tuple
• Domain
• Domain versus Tuple
21. Relational Calculus versus
Relational Algebra
22. Relational Database Design
23. Functional Dependencies Assign 2-
• Anomalies in database DOS
• Functional dependencies
24. Database Normalization
• Keys
• Relationships
• Need for normalization
25. First Normal Form
26. Second Normal Form
27. CLASS DISCUSSION
28. Third Normal Form Test 2-

5. DOD
29. BCNF
30. Fourth Normal Form
31. Decomposition and other
dependencies
TEST 2
32.
33. Decomposition and other
dependencies…contd
34. Decomposition and other
dependencies…contd
35. Concurrency and Recovery
• Basic concepts
36. Transaction Processing
• Transaction
• Properties of a transaction
• Major actions of a
transaction
37. Recovery Assign 3-
• Concurrent execution of DOD
transactions
38. Concurrency control
39. Database security and integrity
40. Distributed databases
41. Structure of distributed database Test 3-
DOD
CLASS DISCUSSION
42.
43. Design of distributed databases

6. Assignment-I
Database Management System
(BC- 402(N2))
Max. Marks 15
Date of Submission-
1. Compare relational, network and hierarchical data models. According to you, which is
the best model and why?
2. What do you mean by specialization? Explain giving examples.
3. Design an E-R diagram for airline reservation system consisting of flights, aircrafts,
airports, fares, reservations, tickets, pilot, crew and passengers. Clearly highlight the
entities, the relationships, the primary keys and the mapping constraints.
4. Distinguish between the DBMS and a file management system.

7. Assignment-II
Database Management System
(BC- 402(N2))
Max. Marks 10
Date of Submission-
1. Consider an airline reservation database system in which travel agents are allowed
online access to make reservations on any flight. Is it possible for two travel
agents located in different cities to book their respective clients the last seat on the
same flight? Explain your answer.
2. What problems are caused by data redundancies? Can data redundancies be
completely eliminated when the database approach is used? Why or why not?
3. Choose from the following enterprise you are most familiar with: college or
university, public library, hospital, fast food restaurant, department store. What
are the entities of interest to this enterprise? Are there any attributes in each entity
set that would uniquely identify an instance of the entity set? Discuss about the
views also.

8. Test - I
Database Management System (BC- 402)
Max. Marks 20
Date-
1. Why do we use database? What are the advantages?
2. What do you mean by logical data independence and physical data independence?
3. Explain the three levels of architecture?
4. Explain the following terms: Multi value attribute
Derived attribute

9. Test - II
Database Management System (BC- 402)
Max. Marks 20
Date-
• What do you mean by data model? Contrast and compare relational model and
hierarchical model.
• Discuss the domain integrity and entity integrity with comparative analysis?
• Differentiate between security and integrity of database.
• Differentiate between relational algebra and relational calculus