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QUESTION 3 A 8 MiB direct - mapped cache uses a 1 2 8 - bit address and 1 2 8 bytes per block. Answer

QUESTION 3
A 8MiB direct-mapped cache uses a 128-bit address and 128 bytes per block.
Answer the following questions, along with a brief explanation.
a. How many bits are used for the byte offset?
[3 marks]
b. How many blocks are there in this cache?
[3 marks]
c. How many bits are used for the index field?
[3 marks]
d. How many bits are used for the tag field?
[3 marks]
e. How many total bits are required to implement this cache?
[3 marks]
f. Draw a block diagram of this cache and explain its operation, specifically
focusing on a cache hit and cache miss?
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