word length

Question

what is the word-length of the memory,if a cpu has 16 bits address and 1MB memory access capacity.

a.8B

b.16B

c.16 bits

d.8bits

Answer 1

No of bits in memory=20

CPU address=16

Remaining bit =4

These 4 bit will serve as word length of memory.

So word length=2⁴B=16B