Question :

When was vacuum tube invented ?


A) 1900
B) 1906
C) 1910
D) 1880

Answer : B

Description :



Related Questions - 1


The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately


A) 16 digits
B) 6 digits
C) 9 digits
D) All of above

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Related Questions - 2


From which generation operating systems were developed ?


A) First
B) Second
C) Third
D) Fourth

View Answer

Related Questions - 3


Which type of computers uses the 8-bit code called EBCDIC ?


A) Minicomputers
B) Microcomputers
C) Mainframe computers
D) Super computer

View Answer

Related Questions - 4


The basic operations performed by a computer are


A) Arithmetic operation
B) Logical operation
C) Storage and relative
D) All the above

View Answer

Related Questions - 5


Which of the following produces the best quality graphics reproduction ?


A) Laser printer
B) Ink jet printer
C) Plotter
D) Dot matrix printer

View Answer