Computer Organization & Architecture (3140707) MCQs

MCQs of Pipeline And Vector Processing

Showing 11 to 20 out of 40 Questions
11.
A non-pipeline system takes 50 ns to process a task. The same task can be processed in a six-segment pipeline with a clock cycle of 10 ns. Determine the speedup ratio of the pipeline for 100 tasks.
(a) 21/100
(b) 100/21
(c) 21/4
(d) 4/21
Answer:

Option (b)

12.
A non-pipeline system takes 50 ns to process a task. The same task can be processed in a six-segment pipeline with a clock cycle of 10 ns. What is the maximum speedup can be achieved for 100 tasks?
(a) 10
(b) 7
(c) 5
(d) 6
Answer:

Option (d)

13.
In arithmetic pipeline, what is correct sequence of the sub-operations that are performed in the four segments which are? (1) Normalize the result, (2) Add or subtract the mantissas, (3) Align the mantissas, (4) Compare the exponents
(a) 3, 4, 2, 1
(b) 4, 3, 2, 1
(c) 2, 3, 4, 1
(d) 4, 2, 3, 1
Answer:

Option (b)

14.
In arithmetic pipeline, consider first number's exponent is 4 and second number's exponent is 6. Which exponent will be selected after comparing both?
(a) 6
(b) 4
(c) 2
(d) 10
Answer:

Option (a)

15.
Which of the following is not valid segment of four-stage instruction pipeline?
(a) FI
(b) EX
(c) DO
(d) DA
Answer:

Option (c)

16.
Find the correct sequence to perform any instruction in four-stage pipelining.
(a) FI, FO, DA, EX
(b) FI, DA, EX, FO
(c) DA, FI, EX, FO
(d) FI, DA, FO, EX
Answer:

Option (d)

17.
Which of the following is not considered as major pipeline conflict?
(a) Resource conflicts
(b) Function dependency
(c) Data dependency
(d) Branch difficulties
Answer:

Option (b)

18.
Hardware interlocks, Operand forwarding and Delayed load are solutions of which pipeline conflict?
(a) Branch difficulties
(b) Resource conflicts
(c) Data dependency
(d) Function dependency
Answer:

Option (c)

19.
Full-form of BTB?
(a) Branch Target Buffer
(b) Branch To Branch
(c) Branch To Buffer
(d) None of above
Answer:

Option (a)

20.
Which of the following is not a solution of branch difficulties?
(a) Prefetch target instruction
(b) Loop buffer
(c) Delayed branch
(d) Branch buffer
Answer:

Option (d)

Showing 11 to 20 out of 40 Questions