csc213

Computer Architecture

Hard Exam Preparation: 3 days
Question Papers (8)
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FM: 60 PM: 24

Computer Architecture

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Section A

Answer any two questions.

1

What do you mean by pipeline? Explain with space time diagram for a six segmented pipeline showing the time it takes to process eight tasks.

10

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2

Explain Booth multiplication algorithm with hardware implementation diagram. Multiply (-4) x (-3) using Booth multiplication algorithm.

10

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3

Define I/O interface. Comparison between programmed I/O, Interrupt driven I/O and direct memory access (DMA).

10

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Section B

Answer any eight questions.

4

Draw an instruction cycle state diagram with interrupt and explain it

5

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5

Explain register transfer language with example

5

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6

Write codes using 3, 2 and 1 address instruction formats to perform the given operations.
X = A/B + C × D/C

5

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7

Explain the various addressing modes with example.

5

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8

Differentiate between hardwired control unit and microprogrammed control unit

5

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9

How performance of computer is increased using pipeline? Explain with practical example

5

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10

Differentiate between restoring division and non-restoring division

5

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11

Give the appropriate reasons why replacement algorithm is required in associative mapping?

5

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12

Differentiate between isolated versus memory mapped I/O

5

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