Question :

Which is considered a direct entry input device ?


A) Optical scanner
B) Mouse and digitizer
C) Light pen
D) All of the above

Answer : D

Description :



Related Questions - 1


Computers with 80286 microprocessor is


A) XT computer
B) AT computers
C) PS/2 computer
D) None of above

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Related Questions - 2


A technique used by codes to convert an analog signal into a digital bit stream is known as


A) Pulse code modulation
B) Pulse stretcher
C) Query processing
D) Queue management

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Related Questions - 3


One millisecond is


A) 1 second
B) 10th of a seconds
C) 1000th of a seconds
D) 10000th of a seconds

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The value of each bead in heaven is


A) 1
B) 3
C) 5
D) 7

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The difference between memory and storage is that memory is _____ and storage is ______


A) Temporary, permanent
B) Permanent, temporary
C) Slow, fast
D) All of above

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