Question

A microprocessor has a data bus with 64 lines
and an address bus with 32 lines. The
maximum number of bits that can be stored
in memory is:
A 32 x 2^12.
B 32 x 2^64.
c 64 x 2^32.
D 64 x 2^64.

Answer 1

2^32 is amount of blocks that address bus could locate. and each blocks is 64bit because data bus has 64 lines.

Answer: C. 64 x 2^32.