Video Lecture
Theory For Making Notes
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Practice Questions (Basic Level)
1.
Which of the following represents the digital signal?
Ans (a)
2.
What is the process of superimposing signal frequency on the carrier frequency called?
(a) detection
(b) reception
(c) modulation
(d) transmission.
Ans (c)
3.
To get an output Y = 1 from circuit in figure the input must be
A B C
(a) 0 1 0
(b) 1 0 0
(c) 1 0 1
(d) 1 1 0
Ans (c)
4.
What is the output Y of the gate circuit shown in the figure
(a) \bar{A}.\bar{B}
(b) \overline{\overline{{A.B}}}
(c) \overline{{A.B}}
(d) none of these.
Ans (a)
Practice Questions (JEE Main Level)
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Practice Questions (JEE Advance Level)
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