Please refer the following memory system :

Main memory : 64 MB

Cache memory: 64 KB

Block size of 1 KB

The program requests data from the following memory address. (All memory addresses are hexadecimal.)

1.) 0 00 00 00

2.) 0 00 02 AF

3.) 0 00 A8 00

4.) 0 01 B5 00

1. Find the cache line number for direct mapping.

2. Find set number for 2-way set-associative mapping.

3. Find set number for 4-way set-associative mapping.