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Posted By: CONFIDENCE IS THE COMPANION OF SUCCESS Member Level: Diamond Posted Date: 06 Apr 2008
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2007 Bharathiar University B.Sc Computer Science university Question paper
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B. Sc. DEGREE EXAMINATION
COMPUTER ARCHITECTURE
Time : Three Hours Maximum : 100 marks
Answer ALL questions
PART A – (10 X 2 = 20 marks)
1. What is meant by Big Endian and Little Endian?
2. Why stack is preferred over other methods for storing the subroutine return address?
3. What is normalization?.
4. Write short notes on chopping n floating point numbers.
5. What is instruction and data hazard in pipelining?
6. State the need for control store memory.
7. Define latency and bandwidth of memory unit.
8. Give the difference between EEPROM and Flash Memory.
9. Why ADSL is called as asynchronous?
10. Give the advantage of serial communication.
PART B – (5 X 16 = 80 marks)
11. (a) (i) Explain different types of instructions with example (8)
(ii) Discuss in detail about carry look ahead adder. . (8)
12. (a) With suitable example explain Booth algorithm to multiply two numbers (16)
(Or)
(b) Explain in detail about floating point addition and subtraction unit (16)
13. (a) Explain in detail about microprogram sequencing with suitable example. (16). or
(b) Discuss in detail how branching is handled in pipelining. (16)
14. (a) With neat diagram explain the organisaton of SDRAM. (16)
(or)
(b) (i) Explain the memory hierarchy based on speed, size and cost. (4)
(ii) Discuss about LRU block replacement algorithm. (6)
(iii) Explain the way of translating virtual memory address in detail (6)
15. (a) Explain the different data transfer modes with suitable examples (16)
(or)
(b) Discuss in detail about synchronous and asynchronous mode of serial communication. (16)
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