6999+ Components of Computer System Quiz Questions Pdf - 1

Question: 1

Video controller

(A) handles the entire electronic work behind the formation of images on the screen

(B) is responsible for allocating pixels for formation of images

(C) controls the signals to be sent and received from processor for display

(D) controls the resolution of images on screen

Question: 2

The system unit

(A) controls and manipulates data

(B) is a combination of hardware and software

(C) is the container that houses electronic components

(D) coordinates input and output devices

Question: 3

Back up of the data files will help to prevent

(A) virus infection

(B) duplication of data

(C) loss of data

(D) loss of confidentiality

Question: 4

Which among the following is an important circuitry in a computer system that directs the operation of the processor?

(A) ALU

(B) Accumulator

(C) Address bus

(D) Control unit

Question: 5

Which unit controls the movement of signals between CPU and I/O?

(A) ALU

(B) Memory unit

(C) Secondary storage

(D) Control unit