Question :

When was vacuum tube invented ?


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

Answer : B

Description :



Related Questions - 1


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


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

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Related Questions - 2


The two major types of computer chips are


A) External memory chip
B) Primary memory chip
C) Microprocessor chip
D) Both b and c

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Related Questions - 3


Which is used for manufacturing chips ?


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

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Related Questions - 4


When was the world’s first laptop computer introduced in the market and by whom ?


A) Hewlett-Packard, 1980
B) Epson, 1981
C) Laplink Traveling Software Inc, 1982
D) Tandy Model-200, 1985

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Related Questions - 5


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