Computer Programming MCQs

5739 MCQs  (Page 270 of 574)

Attempt Computer Programming MCQs Quiz
A relay is superior to a mechanical switch because it _______________?
A. Is relatively inexpensive
B. Does not require moving contacts
C. Combines control with power amplification
D. None of the above
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An astable multivibrator has ________________?
A. One stable state
B. Two stable states
C. No stable state
D. None of the above
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If the input to a differentiating circuit is a saw-tooth wave, then output will be _____________?
A. Square
B. Triangular
C. Sine
D. Rectangular
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If a square wave is fed to a differentiating circuit, the output will be _____________?
A. Sine wave
B. Sharp narrow pulses
C. Rectangular wave
D. Triangular wave
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If d.c. supply of 10 V is fed to a differentiating circuit, then output will be_______________?
A. 20 v
B. 10 v
C. 0 v
D. None of the above
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When a transistor is driven to cut off, ideally the output is _______________?
A. Vcc
B. 0
C. Vcc/2
D. Vcc/3
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The multivibrator which generates square wave of its own is the ____________multivibrator?
A. Monostable
B. Bistable
C. Astable
D. None of the above
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When a rectangular voltage waveform is applied to a capacitor, then the current waveform is ______________?
A. Rectangular
B. Sinusoidal
C. Sawtooth
D. Square
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The positive clipper is that which removes the ____________half-cycles of the input voltage?
A. Negative
B. Positive
C. Both positive and negative
D. None of the above
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For a differentiating circuit to be effective, the RC product should be ___________ the time period of the input wave?
A. Equal to
B. 5 times greater than
C. 5 times smaller than
D. At least 10 times greater than
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Word of the Day
24 Jul
Untenable
(especially of a position or view) not able to be maintained or defended against attack or objection.
ناقابل مدافعت، غیر مستحکم، جو دلیل سے ثابت نہ ہو سکے

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