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


The term gigabyte refers to


A) 1024 bytes
B) 1024 kilobytes
C) 1024 megabytes
D) 1024 gigabyte

View Answer

Related Questions - 2


CD-ROM is a


A) Semiconductor memory
B) Memory register
C) Magnetic memory
D) None of above

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Related Questions - 3


In most of the IBM PCs, the CPU, the device drivers, memory, expansion slots and active components are mounted on a single board. What is the name of the board?


A) Motherboard
B) Daughterboard
C) Breadboard
D) Fatherboard

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Related Questions - 4


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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Related Questions - 5


The main electronic component used in first generation computers was


A) Transistors
B) Vacuum Tubes and Valves
C) Integrated Circuits
D) None of above

View Answer