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Posted By: kondapalli Member Level: Gold Posted Date: 08 May 2008
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2007 Jawaharlal Nehru Technological University B.Tech Electrical and Electronics COMPUTER ORGANIZATION setno1 Question paper
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1. (a) Discuss about PCI bus arbitration
(b) List the merits and demerits of centralized and distributed bus arbitrations.
[8+8]
2. Write an algorithm to find all allowable weights for a ”weighted BCD code”. As-
sume that all weights are positive numbers [16]
3. (a) Define the elements of a machine instruction
(b) How various instruction are categorized
(c) Explain about simple instruction format. [4+6+6]
4. (a) List and describe various co-processor and special instructions of MIPS R-
series processors.
(b) Differentiate between theoretical R3000 and actual R4000 super pipelines.
[10+6]
5. (a) What is demand paging. Explain it’s advantages and disadvantages.
(b) Explain the page table structure. Discuss it’s purpose. [8+8]
6. Discuss three possible techniques for I/O operations with merits and demerits of
each. [16]
7. (a) Discuss about microinstruction sequencing containing the single address field.
(b) Differentiate between explicit and implicit microinstruction address generation
techniques.
(c) Give different classifications of micro instructions. [6+5+5]
8. (a) Differentiate between miltiprocessors and multicomputers.
(b) Discuss about instruction pipeline. [7+9]
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