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


An integrated circuit is


A) A complicated circuit
B) An integrating device
C) Much costlier than a single transistor
D) Fabricated on a tiny silicon chip

View Answer

Related Questions - 2


ASCII and EBCDIC are the popular character coding systems. What does EBCDIC stand for?


A) Extended Binary Coded Decimal Interchange Code
B) Extended Bit Code Decimal Interchange Code
C) Extended Bit Case Decimal Interchange Code
D) Extended Binary Case Decimal Interchange Code

View Answer

Related Questions - 3


A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is


A) Memory
B) Buffer
C) Accumulator
D) Address

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Related Questions - 4


A byte consists of


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

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Related Questions - 5


Which of the following is not an input device ?


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

View Answer