3. 3. Suppose a computer using direct-mapped cache has 2 bytes of byte-addressable main memory and a cache size of 512 bytes, and each cache block contains 64 bytes.

1.

a) How many blocks of main memory are there?

2.

b) What is the format of a memory address as seen by cache;

that is, what are the sizes of the tag, block, and offset fields?

3.

c) To which cache block will the memory address 0x13A4498A map?