Question :
A) 1900
B) 1906
C) 1910
D) 1880
Answer : B
When was vacuum tube invented ?
A) 1900
B) 1906
C) 1910
D) 1880
Answer : B
Description :
Related Questions - 2
Which is considered a direct entry input device ?
A) Optical scanner
B) Mouse and digitizer
C) Light pen
D) All of the above
Related Questions - 3
The basic operations performed by a computer are
A) Arithmetic operation
B) Logical operation
C) Storage and relative
D) All the above
Related Questions - 4
Microprocessors as switching devices are for which generation computers
A) First Generation
B) Second Generation
C) Third Generation
D) Fourth Generation
Related Questions - 5
The first computer introduced in Nepal was
A) IBM 1400
B) IBM 1401
C) IBM 1402
D) IBM 1403