Question :
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
Answer : B
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
Answer : B
Description :
Related Questions - 1
CD-ROM is a
A) Semiconductor memory
B) Memory register
C) Magnetic memory
D) None of above
Related Questions - 2
The difference between memory and storage is that memory is _____ and storage is ______
A) Temporary, permanent
B) Permanent, temporary
C) Slow, fast
D) All of above
Related Questions - 3
The first computer introduced in Nepal was
A) IBM 1400
B) IBM 1401
C) IBM 1402
D) IBM 1403
Related Questions - 4
Where as a computer mouse moves over the table surface, the trackball is
A) Stationary
B) Difficult to move
C) Dragged
D) Moved in small steps
Related Questions - 5
Integrated Circuits (Ics) are related to which generation of computers ?
A) First generation
B) Second generation
C) Third generation
D) Fourth generation