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


What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time?


A) Bus control
B) Interrupts
C) Bus arbitration
D) Status

View Answer

Related Questions - 2


Which is considered a direct entry input device ?


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

View Answer

Related Questions - 3


When was Pascaline invented ?


A) 1617
B) 1620
C) 1642
D) 1837

View Answer

Related Questions - 4


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


A) IBM
B) Super UNIVAC
C) Radio Shaks
D) Data General Corporation

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Related Questions - 5


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