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Dear candidates you will find MCQ questions of Control System 2 here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

Q. 1) A control system working under unknown random action is called

(A) computer control system
(B) digital data system
(C) stochastic control system
(D) adaptive control system
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Q. 2) The first order control system, which is is well designed, has a

(A) small bandwidth
(B) negative time constant
(C) large negative transfer function pole
(D) none of the above
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Q. 3) Zero-order hold used in practical reconstruction of continuous-time signals is mathematically represented as a weighted-sum of rectangular pulses shifted by:

(A) any multiples of the sampling interval
(B) integer multiples of the sampling interval
(C) one sampling interval
(D) 1 second intervals
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Q. 4) Sampling can be done by:

(A) impulse train sampling
(B) natural sampling
(C) flat-top sampling
(D) all of the mentioned
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Q. 5) The first step required to convert analog signal to digital is :

(A) sampling
(B) holding
(C) reconstruction
(D) quantization
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Q. 6) Sampling is necessary :

(A) in complex control systems
(B) where high accuracy is required
(C) non automated control systems
(D) automated control system
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Q. 7) _______________ is a sampling pattern which is repeated periodically

(A) single order sampling
(B) multi order sampling
(C) zero order sampling
(D) unordered sampling
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Q. 8) Aliasing is caused when:

(A) sampling frequency must be equal to the message signal
(B) sampling frequency must be greater to the message signal
(C) sampling frequency must be less to the message signal
(D) sampling frequency must be greater than or equal to the message signal
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Q. 9) The signal is reconstructed back with the help of

(A) zero order hold circuits
(B) extrapolations
(C) signal is reconstructed with zero order holds and extrapolations
(D) signal is not reconstructed
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Q. 10) A control system working under unknown random actions is called ---

(A) computer control system
(B) digital data system
(C) stochastic control system
(D) adaptive control system
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