Question :

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


From which generation operating systems were developed ?


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

View Answer

Related Questions - 2


Which of the following is not processing ?


A) arranging
B) manipulating
C) calculating
D) gathering

View Answer

Related Questions - 3


A compiler is a translating program which ____


A) Translates instruction of a high level language into machine language
B) Translates entire source program into machine language program
C) It is not involved in program’s execution
D) All of above

View Answer

Related Questions - 4


The term gigabyte refers to


A) 1024 bytes
B) 1024 kilobytes
C) 1024 megabytes
D) 1024 gigabyte

View Answer

Related Questions - 5


Chief component of first generation computer was


A) Transistors
B) Vacuum Tubes and Valves
C) Integrated Circuits
D) None of above

View Answer