LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – COMPUTER SC.

SECOND SEMESTER – APRIL 2011

CS 2809 – SYSTEM SOFTWARE AND OPERATING SYSTEM

 

 

Date : 02-04-2011             Dept. No.                                        Max. : 100 Marks

Time : 1:00 – 4:00

PART – A

 

Answer all Questions                                                                                                                 10 X 2 = 20

 

1. What is assembler?
2. What are macros?
3. What  is the difference between Compiler and Interpretter
4. What are linkers?
5. Define Operating System.
6. What is Deadlock?
7. What is race Condition?
8. What is Virtual Memory?
9. Write any four input devices
10. What are the file types in UNIX?

PART – B

Answer all Questions                                                                                                             5 X 8 = 40

 

1. a) Explain the pass structure of an Assembler.

(or)

1. b) Explain Macro definition and call

 

1. a) Explain Code optimization

(or)

1. b) Explain debug monitors

 

1. a) Explain the evolution of Operating System.

(or)

1. b) Explain deadlock prevention and recovery.

 

1. a) Explain Semaphores in Operating System

(or)

1. b) Explain Noncontiguous allocation and its advantages.

 

1. a) Explain the directory Structure

(or)

1. b) Explain file system reliability.

 

 

 

PART – C

Answer any two Questions                                                               2 X 20 = 40

 

1. i) Explain Two pass assembler with block diagram

1. ii) Explain the compilation of control structures

 

1. i)  Explain Job Scheduling Algorithms

1. ii) Explain Inter process communication

 

1. i)  Explain Advanced I/O programming

1. ii) Explain the file system of Unix

 

 

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