Computer Science Questions & Answers

11.

The computer that combines the functions of both analog and digital computers is called ?

Digital computer

Analog computer

Hybrid computer

multipurpose computer

Correct answer is C

A hybrid computer is a type of computer that combines the characteristics of both digital and analog computers. It is designed to offer the speed of analog equipment and the accuracy and memory of digital equipment

12.

Computers manipulate data in many ways, and this manipulation is called ?

batching

utilizing

processing

upgrading

View answer & explanation

Correct answer is C

Computers manipulate data in many ways, and this manipulation is called processing. Data processing refers to the conversion of raw data into meaningful output by performing computations, logical comparisons, and other operations

13.

Which of the following monitors has only two colours

colour monitor

colour graphic adapter (CGA)

dichrome monitor

monochrome monitor

View answer & explanation

Correct answer is D

A monochrome monitor is a type of CRT computer monitor which was very common in the early days of computing, from the 1960s through the 1980s, before color monitors became popular. They are designed to display one color of information (usually green, amber, or white) along with a different color background (usually black). Therefore, the correct answer is 'monochrome monitor

14.

which communication channel allows the sending of information in one direction only?

simplex mode

half duplex mode

duplex mode

full duplex mode

View answer & explanation

Correct answer is A

simplex mode allows the sending of information in one direction only, which is similar to a one-way street

15.

Which of the following is an example of graphics software ?

Microsoft word

Adobe Illustrator

Microsoft powerpoint

MS Access

View answer & explanation

Correct answer is B

Adobe Illustrator is a vector graphics editor and design program developed and marketed by Adobe Inc. It is an example of graphics software, which is used to create, edit, and manipulate visual images

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