1000+ Computers and Microprocessors MCQ Questions and Answers - 1

Question: 1

Semiconductor memories are

(A) volatile

(B) volatile as well as non volatile

(C) non volatile

(D) neither volatile nor non volatile

Ans: A


Question: 2

MAR is symbolic form of

(A) Memory address register

(B) Magnetic amplified register

(C) Main accumulator

(D) Master adder register

Ans: A

Memory address register

Question: 3

MDR stands for

(A) Memory data register

(B) Main demodulating register

(C) Master delay register

(D) Main divider register

Ans: A

Memory data register

Question: 4

Which of the following logic family is fastest of all?





Ans: A


Question: 5

Feedback in an amplifier

(A) increases sensitivity and reduces gain

(B) increases sensitivity as well as gain

(C) reduces sensitivity as well as gain

(D) reduces sensitivity and increases gain

Ans: C

reduces sensitivity as well as gain

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