Channel Online Exam Quiz
Channel GK Quiz. Question and Answers related to Channel. MCQ (Multiple Choice Questions with answers about Channel
A function f(x) is even, when?
Options
A : f(x) = -f(x)
B : f(x) = f(-x)
C : f(x) = -f(x)f(-x)
D : f(x) = f(x)f(-x)
Agreement between communication devices are called __
Options
A : Transmission medium
B : Channel
C : Protocol
D : Modem
How many sidebands is produced with a single tone in an amplitude modulated system?
Options
A : One
B : Two
C : Three
D : Four
If we compared to the USB, the information in LSB is __
Options
A : different to USB
B : twice of USB
C : same as USB
D : half of USB
Low frequency noise is __
Options
A : Flicker noise
B : Shot noise
C : Thermal noise
D : Partition Noise
Only audio can be sent using Amplitude Modulation.
Options
A : TRUE
B : FALSE
C : -
D : -
Relationship between amplitude and frequency is represented by __
Options
A : Time-domain plot
B : Phase-domain plot
C : Frequency-domain plot
D : Amplitude-domain plot
What is the advantage of superheterodyning?
Options
A : High selectivity and sensitivity
B : Low Bandwidth
C : Low adjacent channel rejection
D : Low fidelity
What is the full form of PEP in communication?
Options
A : Peak Efficiency Power
B : Peak Envelope Power
C : Peak Efficiency Product
D : Peak Envelope Power
What is the total modulation index, if one wave has a modulation index of m1 and other wave has a modulation index of m2?
Options
A : m1 + m2
B : \frac{m_1+m_2}{2}
C : \sqrt{(m_1 \times m_2) + (m_1 \times 2m_2)}
D : \sqrt{(m_1 \times m_1) + (m_2 \times m_2)}
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