Question :

What is required when more than one person uses a central computer at the same time ?


A) Light pen
B) Mouse
C) Digitizer
D) Terminal

Answer : D

Description :



Related Questions - 1


Regarding a VDU, Which statement is more correct ?


A) It is an output device
B) It is an input device
C) It is a peripheral device
D) It is hardware item

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Related Questions - 2


John Napier invented Logarithm in


A) 1614
B) 1617
C) 1620
D) None of above

View Answer

Related Questions - 3


Which is used for manufacturing chips ?


A) Bus
B) Control unit
C) Semiconductors
D) A and b only

View Answer

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

View Answer

Related Questions - 5


Which computer was considered the first electronic computer until 1973 when court invalidated the patent ?


A) ENIAC
B) MARK I
C) Z3
D) ABC

View Answer