MCQS HOME 2020

Which of the following is the most powerful computers

(A) Mainframe Computer

(B) Mini Computers

(C) Micro Computers

(D) Super Computers

Submitted By: Ali Uppal


Memory is made up of_____________

(A) Set of wires

(B) Set of circuits

(C) Large number of cells

(D) All of these

Submitted By: Ali Uppal


The proper definition of a modern digital computer is____________

(A) An electronic automated machine that can solve problems involving words and numbers

(B) A more sophistic and modified electronic pocket calculator

(C) Any machine that can perform mathematical operations

(D) A machine that works on binary code

Submitted By: Ali Uppal


Who invented Slide Rules

(A) John Napier

(B) William Oughtred

(C) Gottfried Leibnitz

(D) Blaise Pascal

Submitted By: Ali Uppal


In_______________mode, the communication channel is used in both directions at the same time

(A) Full-duplex

(B) Simplex

(C) Half-duplex

(D) None of the above

Submitted By: Ali Uppal


Serial access memories are useful in applications where:

(A) Data consists of numbers

(B) Short access time is required

(C) Each stored word is processed differently

(D) Data naturally needs to flow in and out in serial form

Submitted By: Ali Uppal


Submitted By: Ali Uppal


Which of the following memories must be refreshed many times per second

(A) Static RAM

(B) Dynamic RAM

(C) EPROM

(D) ROM

Submitted By: Ali Uppal


Submitted By: Ali Uppal


Identify the true statement about computer

(A) Computers are 100% accurate but it can suffer from GIGO (Garbage In Garbage Out)

(B) Computers are reliable because they use electronic component which have very low failure rate

(C) Computer is never tired and does not suffer from boredom

(D) All of above

Submitted By: Ali Uppal