Computer Basics Competitive Exam MCQs – Practice Test 29 (Chapter 3)

Basics of Information Technology Multiple Choice Questions and Answers PDF – Test 29

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Basics of Information Technology MCQs with Answers PDF Download – Test 29

MCQ 141: In computer, plotter draws pictures on paper by using:

brush
pencil
pen
highlighter

MCQ 142: Computer microphone converts audio signals into the:

electrical waves
electromagnetic waves
digital signals
analog signals

MCQ 143: Form of energy which is used by information technology is:

electric
electromagnetic
both A and B
none of these

MCQ 144: Replacement of computer keyboard is:

character-recognition device
mouse
typewriter
printer

MCQ 145: Modern information systems are used by:

professionals
beginners
engineers
programmers

Basics of Information Technology MCQs App & e-Book – Computer Basics Competitive Exam

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