Question :

Abacus was the first


A) electronic computer
B) mechanical computer
C) electronic calculator
D) mechanical calculator

Answer : D

Description :



Related Questions - 1


Which is considered a direct entry input device ?


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

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Related Questions - 2


Mnemonic a memory trick is used in which of the following language ?


A) Machine language
B) Assembly language
C) High level language
D) None of above

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Related Questions - 3


A compiler is a translating program which ____


A) Translates instruction of a high level language into machine language
B) Translates entire source program into machine language program
C) It is not involved in program’s execution
D) All of above

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Related Questions - 4


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

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Related Questions - 5


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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