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
Correct Answer:
Verified
Q10: When was the world's first laptop computer
Q11: From which generation operating systems were developed?
A)first
B)second
C)third
D)fourth
Q12: The first firm to mass-market a microcomputer
Q13: How many address lines are needed to
Q14: Properly arranged data is called
A)field
B)words
C)information
D)file
Q16: John Napier invented Logarithm in
A)1614
B)1617
C)1620
D)none of above
Q17: An integrated circuit is
A)a complicated circuit
B)an integrating
Q18: What type of control pins are needed
Q19: Where as a computer mouse moves over
Q20: Which of the following is used as
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents