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Problem Solving Assessment(PSA)
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Question-1
ENIAC stands for ________
(A)
Electronic Numerical Integrator And Computer
(B)
Electronic Numerical Integrator Automated Chip
(C)
Both1 &2
(D)
None of these
Question-2
__________ was the magic word for the third generation of computers.
(A)
Transistor
(B)
IC
(C)
Vacuum tubes
(D)
Diode
Question-3
The development of computers started with _________ devices.
(A)
Manual or mechanical
(B)
Electro-mechanical
(C)
Both A&B
(D)
None of these
Question-4
Which is the correct full form of UNIVAC I?
(A)
Universal Automated Computer I
(B)
Universal Numerical Integrator And Computer
(C)
Ultra Automated Computer I
(D)
None of these
Question-5
Which of Babbage’s computers is known to be the basis of all the modern day computers?
(A)
Difference engine
(B)
Ophthalmoscope
(C)
Analytical Engine
(D)
Postal system
Question-6
UNIVAC entered the commercial machine with _______ Machine.
(A)
IBM 7090
(B)
IBM 701 Electronic Data Processing
(C)
ENIAC
(D)
None of these
Question-7
The Analytical Engine used ______ technology for its programming
(A)
Analog signals
(B)
Digital Signals
(C)
Punch Card
(D)
All of these
Question-8
The Difference Engine developed by Charles Babbage was driven by
(A)
Power
(B)
Steam
(C)
Octal
(D)
None of these
Question-9
Slide rule is used to perform
(A)
Addition
(B)
Multiplications
(C)
Division
(D)
Both 2&3
Question-10
The Second Generation computers used ____
(A)
Bipolar junction Transistors
(B)
Vacuum tube
(C)
IC
(D)
All the above
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Std 9
CBSE
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