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Problem Solving Assessment(PSA)
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Question-1
Hybrid computers are
(A)
Analog
(B)
Digital
(C)
None of the above
(D)
Both (1) & (2)
Question-2
When the first digital mechanical calculator was built?
(A)
1645
(B)
1945
(C)
1567
(D)
1623
Question-3
__________ was the first computer programmer.
(A)
Hollerith
(B)
Ada Byron
(C)
Charles Babbage
(D)
Jacquard
Question-4
Analog computer operates on
(A)
Electric charge
(B)
Force
(C)
Electric current
(D)
Torque
Question-5
Give one characteristics of Fifth generation
(A)
Used vacuum tubes
(B)
Emergence of Supercomputers
(C)
Great storage capacity
(D)
Both 2&3
Question-6
What is a Program?
(A)
Each task had specific operating instructions
(B)
Each computer had a specific machine language
(C)
Both of these
(D)
None of these
Question-7
Silicon is used as the __________ material in the IC.
(A)
Semi-conducting
(B)
Connector
(C)
Conducting
(D)
None of these
Question-8
The Second Generation computers used ____
(A)
Bipolar junction Transistors
(B)
Vacuum tube
(C)
IC
(D)
All the above
Question-9
What is Size of the hard disk drive of the PC- PII?
(A)
20 MB
(B)
40 MB
(C)
4 GB
(D)
20 G
Question-10
The earliest counting device, which was assumed in the form of a ________
(A)
calculator
(B)
Tally stick
(C)
Both 1&2
(D)
None of these
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Std 9
CBSE
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