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
An integrated circuit is
A) A complicated circuit
B) An integrating device
C) Much costlier than a single transistor
D) Fabricated on a tiny silicon chip
Related Questions - 2
The main electronic component used in first generation computers was
A) Transistors
B) Vacuum Tubes and Valves
C) Integrated Circuits
D) None of above
Related Questions - 3
Which type of computers uses the 8-bit code called EBCDIC ?
A) Minicomputers
B) Microcomputers
C) Mainframe computers
D) Super computer
Related Questions - 4
In most of the IBM PCs, the CPU, the device drivers, memory, expansion slots and active components are mounted on a single board. What is the name of the board?
A) Motherboard
B) Daughterboard
C) Breadboard
D) Fatherboard
Related Questions - 5
Which was the most popular first generation computer ?
A) IBM 1650
B) IBM 360
C) IBM 1130
D) IBM 2700