CS501 Midterm Past Paper Fall 2006

MIDTERM EXAMINATION

FALL 2006 CS501 - ADVANCE COMPUTER ARCHITECTURE Marks: 45 Time: 60min

Student Name:

Center Name/Code:

Exam Date:

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

to the best of your understanding.

appropriate assumption and use it to solve the problem.

3. 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.

Question

Q1. The code size of 2-address instruction is ________________. (1 marks)

5 bytes

7 bytes

3 bytes

2 bytes

Q2. The data movement instructions ___________ data within the machine and to or from input/output devices. (1 marks)

Store

Load

Move

None of Above

Q3. Register-register instructions use ____________ memory operands out of a total of 3 operands (1 marks)

Q4. _____________all memory systems are dumb, in that they respond to only two commands: read or write. (1 marks)

Virtually

Logically

Physically

None of Above

Q5. Flip-flop is a ____________device, capable of storing one bit of Information (1 marks)

Bi-stable

Unit-stable

Stable

Storage

Q6. 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: (10 marks)

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.