GTU Computer Engineering (Semester 3)
Computer Organization And Architecture
December 2014
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary


1 (a) What is an Interrupt Cycle? Draw and explain flow chart of it.
7 M
1 (b) What is an Assembler? Explain its passes in detail.
7 M

2 (a) Explain the control gate structure for the Address Register in a basic computer System.
7 M
2 (b) List different addressing modes. Explain any one in details.
7 M
2 (c) What is a memory stack? Explain clearly with example.
7 M

3 (a) Explain MRI and Non-MRI with example.
7 M
3 (b) Write an ALP to multiply TWO numbers using successive addition method
7 M
3 (c) List the characteristics of RISC architecture.
7 M
3 (d) Write an ALP to transfer a block of 10 bytes from one location to other.
7 M

4 (a) What is pipeline processing? Explain its significance with respect to the processor architecture.
7 M
4 (b) Describe the importance of timing and control signal in data transfer with Example.
7 M
4 (c) Explain Booth algorithm for multiplication operation.
7 M
4 (d) Draw the block diagram for BCD adder and explain it.
7 M

Attempt ANY FOUR
5 (a) Register Transfer Language.
4 M
5 (b) Vector Processing.
4 M
5 (c) Machine Language.
4 M
5 (d) Shift Micro-operations.
4 M
5 (e) Parallel Processing.
4 M
5 (f) Push and Pop operation on register stack.
4 M



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