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JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
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MCA I Semester Examinations, January - 2018
COMPUTER ORGANIZATION
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Time: 3hrs--- Content provided by FirstRanker.com ---
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Max.Marks:75
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Note: This question paper contains two parts A and B.
Part A is compulsory which carries 25 marks. Answer all questions in Part A. Part B
consists of 5 Units. Answer any one full question from each unit. Each question carries
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10 marks and may have a, b, c as sub questions.PART - A
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5 ? 5 Marks = 25
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1.a) Design a 4-to-16 line decoder using 3-to-8 decoders.
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[5]
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b) What is meant by locality of reference? Discuss briefly.
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[5]
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c)
Illustrate direct and indirect addressing modes with an example.
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[5]
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d)
Write the differences between Isolated I/O and Memory mapped I/O.
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[5]
e) Discuss about the conflicts arise during instruction pipelining.
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[5]PART - B
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5 ? 10 Marks = 50
2.a)
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Apply Booth's algorithmto multiply 10111 with 10011.
b)
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Convert the following numbers decimal numbers to binary and octal:--- Content provided by FirstRanker.com ---
i) 4310
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ii) 574--- Content provided by FirstRanker.com ---
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[6+4]
OR
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3.Depict the flowchart for division operation and explain the same with an example.[10]
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4.
Discuss various cache memory mapping techniques with relevant diagrams.
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[10]OR
5.a)
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Write a brief note on Auxiliary memory.
b)
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Consider a direct-mapped cache with 64 blocks and a block size of 16 bytes. To what blocknumber does byte address 1200 map?
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[6+4]
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6.a)
Give an example for illustrating relative and register addressing mode.
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b)Explain various shift instructions of 8086 processor.
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[6+4]OR
7.
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List and explain various assembler directives of 8086 microprocessor with examples for
each.
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[10]
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8.
Explain programmed I/O and interrupt-initiated I/O modes of data transfer.
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[10]OR
9.
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Describe the functionality of Daisy-chaining priority interrupt method.
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[10]10.
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Write down the applications of vector processor and explain how to compute matrix
multiplication on a vector processor.
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[10]
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OR
11.a) Determine the number of clock cycles that it takes to process 200 tasks in a six-segment
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pipeline.b) Write a short note on shared memory multiprocessors.
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[5+5]---oo0oo---
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