A computer has the following memory and cache characteristics:

+Virtual memory: 4 Gbytes

+Main memory: 4 Mbytes -

+ Cache: 4 Kbytes

+ 1 word is 4 bytes

+ Page size: 4096 words

+ The cache is 4-way set associative

+ Cache block size 16 words

a. Virtual address 3A4B5C6D_H is mapped to page frame 0 in the main memory. Write the main memory address of this reference.

b. Where will it be mapped in the cache? Write the set number and its tag.