Computer Architecture Interview Questions

 
1.
What are the basic components in a Microprocessor?
2.
What is MESI?
3.
What are the different hazards? How do you avoid them?
4.
What is the pipelining?
5.
Cache Size is 64KB, Block size is 32B and the cache is Two-Way Set Associative. For a 32-bit physical address, give the division between Block Offset, Index and Tag.
6.
What is a Snooping cache?
7.
What is Cache Coherency?
8.
What is Virtual Memory?
9.
What are the five stages in a DLX pipeline?
10.
What is a cache?
11.
Convert 65(Hex) to Binary?
12.
Convert a number to its twos compliment and back?
13.
The CPU is busy but you want to stop and do some other task. How do you do it?
14.
What is the difference between interrupt service routine and subroutine?
15.
For a pipeline with "n" stages, whats the ideal throughput? What prevents us from achieving this ideal throughput?
16.
How do you handle precise exceptions or interrupts?
17.
Whats the difference between Write-Through and Write-Back Caches? Explain advantages and disadvantages of each?
18.
Explain What is Virtual Memory?
19.
Cache Size is 64KB, Block size is 32B and the cache is Two-Way Set Associative. For a 32-bit physical address, give the division between Block Offset, Index and Tag.
20.
What is the difference between Write-Through and Write-Back Caches? Explain advantages and disadvantages of each?
21.
Explain What is a cache?
22.
What are Branch Prediction and Branch Target Buffers?
23.
Explain What are the different hazards? How do you avoid them?
24.
Explain What are the five stages in a DLX pipeline?
25.
For a pipeline with n stages, what is the ideal throughput? What prevents us from achieving this ideal throughput?
26.
Convert 65(Hex) to Binary?
27.
What is ACBF(Hex) divided by 16?
28.
What are the components in a Microprocessor?
29.
Explain What is MESI?
30.
Convert a number to its two?s compliment and back?