Wednesday, December 16, 2015

B.Sc. coputer science System software Annamalai University 2014 december question paper

Annamalai University 2014 december question paper
B.Sc. DEGREE EXAMINATION December 2014
(COMPUTER SCIENCE)
(THIRD YEAR)
340. SYSTEM SOFTWARE
Time: Three hours Maximum: 100 marks
SECTION – A
Answer any EIGHT questions
(8×5 = 40)
1. Describe how the assembler handles literal operands.
2. Describe the program block with examples.
3. Write a short note on phases of compiler.
4. Develop a algorithm for one pass macro processor.
5. Explain program linking with an example.
6. Write about compile and go loader.
7. Explain briefly on I/O queues.
8. Write short notes on sequential devices.
9. Explain how you can improve security of a system.
10. What is disk scheduling? What are the main objectives?
SECTION – B
Answer any THREE questions
(3× 20 = 60)
11. Develop an algorithm for pass 1 of an 2 pass assembler.
12. What is the need for program block? Explain.
13. Describe control sections and program writing in detail.
14. Write short notes on:
a) Interrupts
b) DMA
15. Differentiate long –term and short term schedules.
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