Question

What type of memory is not directly addressable by the CPU and requires special software called EMS (expanded memory specification)?

(a) Extended

(b) Expanded

(c) Base

(d) Conventional

I had been asked this question during an interview.

My question comes from Read Only Memory (ROM) in portion Memory Devices of Digital Circuits

Answer 1

Right answer is (b) Expanded

The explanation is: Expanded memory is not directly addressable by the CPU. Expanded memory is the additional memory which is incorporated beyond the parent memory limit of the processor.