This is a Question Papers of Mumbai University for B.Sc.IT Student of Semester - II [Database Management Systems] (Revised Course). [Year - September / 2013] . . .Solution Set of this Paper is Coming soon..

1. D a t a b a s e M a n a g e m e n t S y s t e m
Q u e s t i o n P a p e r ( S e p t e m b e r – 2 0 1 3 ) [ R e v i s e d C o u r s e ]
1 | Page
M u m b a i B . S c . I T S t u d y
F a c e b o o k | T w i t t e r | I n s t a g r a m | G o o g l e + | Y o u T u b e
– Kamal T.
Time: 3 Hours Total Marks: 100
N.B.: (1) All Questions from 1 to 7 are Compulsory.
(2) Attempt any three sub-questions out of Four question Nos. 2 to 7.
(3) Draw neat and labelled diagrams whenever necessary.
Q.1 Attempt Both The Question: (10 Marks)
(A) What is Database System? List any four Database System Application. (5)
(B) Explain ACID Properties. (5)
Q.2 Attempt Any Three From The Following: (15 Marks)
(A) Explain Database Architecture. (5)
(B) Give drawbacks of File System over DBMS. (5)
(C) Explain what is the purpose of Database System. (5)
(D) Write short note on Transaction Management. (5)
Q.3 Attempt Any Three From The Following: (15 Marks)
(A) Give the syntax to create table with example. (5)
(B) What is Data Model? Explain the importance of Data Model. (5)
(C) What are the Business Rules for Data Model? (5)
(D) What is Data Abstraction? (5)
Q.4 Attempt Any Three From The Following: (15 Marks)
(A) Write short note on Weak Entity and Strong Entity. (5)
(B) Draw an ER Diagram for Library Management. (5)
(C) Explain INF and 2NF Normalization with example. (5)
(D) State all and explain any four Codd’s Rules in detail. (5)
Q.5 Attempt Any Three From The Following: (15 Marks)
(A) Write short notes on: –
(i) select operation (ii) project operation
(5)
(B) State explain Set Operations. (5)
(C) Write the Relational Algebraic Expression for the given relations: –
Institute(institute_name, city)
Student(student_name, city, course, percentage)
Teacher(teacher_name, course, subject)
(i) Find out the list of students who are from the institute city.
(ii) Find out the list of students whose percentage is more than 60.
(iii) Find out the list of teacher who are teaching “Math” subject.
(5)

2. D a t a b a s e M a n a g e m e n t S y s t e m
Q u e s t i o n P a p e r ( S e p t e m b e r – 2 0 1 3 ) [ R e v i s e d C o u r s e ]
2 | Page
M u m b a i B . S c . I T S t u d y
F a c e b o o k | T w i t t e r | I n s t a g r a m | G o o g l e + | Y o u T u b e
(D) Give the syntax with example of Rename Operation. (5)
– Kamal T.
Q.6 Attempt Any Three From The Following: (15 Marks)
(A) Define constraint. Explain Primary Key and Foreign Key Constraint. (5)
(B) What is join? Explain Left and Right Outer Join with example. (5)
(C) Explain triggers with suitable examples. (5)
(D) Explain view creating and dropping process with syntax and suitable. (5)
Q.7 Attempt Any Three From The Following: (15 Marks)
(A) Explain different types of Transaction State. (5)
(B) Explain Deadlock with example. (5)
(C) Explain Time Stamping in detail. (5)
(D) Explain Serializability and Concurrency Control in detail. (5)