Question :

Which of the following is not an input device ?


A) OCR
B) Optical scanners
C) Voice recognition device
D) COM (Computer Output to Microfilm)

Answer : D

Description :



Related Questions - 1


A byte consists of


A) One bit
B) Four bits
C) Eight bits
D) Sixteen bits

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Why are vacuum tubes also called valves?


A) Because they can amplify the weak signals and make them strong
B) Because they can stop or allow the flow of current
C) Both of above
D) None of above

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Where as a computer mouse moves over the table surface, the trackball is


A) Stationary
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C) Dragged
D) Moved in small steps

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The first firm to mass-market a microcomputer as a personal computer was


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Machine language is


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B) Difficult to program
C) Error prone
D) All of above

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