Question

Which of the following control signals are selected for read and write operations in a RAM?

(a) Data buffer

(b) Chip select

(c) Read and write

(d) Memory

This question was addressed to me in semester exam.

This interesting question is from Random Access Memory in section Memory Devices of Digital Circuits

Answer 1

Right answer is (c) Read and write

To explain I would say: Read and write are control signals that are used to enable memory for read and write operations respectively.