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What is the highest address possible if 16 bits are used for each address?

A. 65536

B. 12868

C. 16556

D. 643897

E. None of the above

Answer: Option A

Solution(By Examveda Team)

The highest address possible if 16 bits are used for each address 65536 . For example, with a 16-bit address register, the address bus has 16 bits to address RAM and ROM. With 16 bits, a maximum of 216 = 65,536 words can be addressed. There are usually two other registers, the flag and stack pointer registers.

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