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Posts Tagged ‘VU .MIDTERM. EXAMINATION. FALL. 2006 .CS501 -. ADVANCE. COMPUTER .ARCHITECTURE’

VU MIDTERM EXAMINATION FALL 2006 CS501 – ADVANCE COMPUTER ARCHITECTURE

MIDTERM EXAMINATION

FALL 2006

CS501 – ADVANCE COMPUTER ARCHITECTURE

Marks: 45

Time: 60min

StudentID/LoginID: ______________________________

Student Name: ______________________________

Center Name/Code: ______________________________

Exam Date:

Please read the following instructions carefully before attempting any

of the questions:

1. Attempt all questions. Marks are written adjacent to each question.

2. Do not ask any question about the contents of this examination from

any one.

a. If you think that there is something wrong with any of the

questions, attempt it

to the best of your understanding.

b. If you believe that some essential piece of information is

missing, make an

appropriate assumption and use it to solve the problem.

c. Write all steps, missing steps may lead to deduction of marks.

3. Exam is Closed Book. No handouts or extra material is allowed in

exam hall other than rough sheet which will be provided by the

examiner.

For Teacher’s use only

Question

Marks

1 2 3 4 5 6 7 8 Total

Question No

( Marks: 1 )

.

– Please choose one

The code size of 2-address instruction is ________________.

► 5 bytes

► 7 bytes

► 3 bytes

► 2 bytes

Question No: 2

( Marks: 1 )

– Please choose one

The data movement instructions ___________ data within the machine and to or from

input/output devices.

► Store

► Load

► Move

► None of Above

Question No: 3

( Marks: 1 )

– Please choose one

Register-register instructions use ____________ memory operands out of a total of 3

operands

► 1

► 3

► 0

► 2

Question No: 4

( Marks: 1 )

– Please choose one

_____________all memory systems are dumb, in that they respond to only two

commands: read or write.

► Virtually

► Logically

► Physically

► None of Above

Question No: 5

( Marks: 1 )

– Please choose one

Flip-flop is a ____________device, capable of storing one bit of Information

► Bi-stable

► Unit-stable

► Stable

► Storage

Question No: 6

( Marks: 10 )

The following table shows a partial summary of the ISA for the SRC. Write an assembly

language program using the SRC assembly language to evaluate the expression:

Z= (9 + 32a) – (16b + c)

Note: a, b and c are names of memory locations. Your program should not change the

source operands. Do not worry about the contents of a and b. There is no need to worry

about assembler directives. Comments in your code may be helpful.

Question No: 7

( Marks: 15 )

What is function of control signals in CPU, briefly describe the control signals required for

fetch operation in SRC.

Question No: 8

( Marks: 15 )

Describe the three categories of hazards.

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