Certainly! Here are the separated options with their corresponding questions, including the correct answer in each option:
Question # 1:
In Binary ASK, the peak amplitude of one signal level is 0 and the other is the same as the _______________ of the carrier.
Options:
A) Modulation
B) Frequency
C) Phase
D) Amplitude
Answer: D) Amplitude
Question # 2:
Which of the following is not a characteristic of a sine wave?
Options:
A) Segmentation
B) Amplitude
C) Phase
D) Frequency
Answer: A) Segmentation
Question # 3:
In ASK, the correct formula for calculating the bandwidth is as ___________.
Options:
A) B=(1*d)
B) SB=(1+d)
C) SB=(d-1)
D) SB=(d-5)
Answer: B) SB=(1+d)
Question # 4:
Some manufacturers provide a special port called the __________ port that allows a wireless keyboard to communicate with a PC.
Options:
A) USB
B) IrDA
C) Consol
D) Parallel
Answer: B) IrDA
Question # 5:
_______________ category of coaxial cable is used for thin Ethernet.
Options:
A) RG-47
B) RG-58
C) RG-59
D) RG-1
Answer: C) RG-59
Question # 6:
Multi-mode technology has ______________ main types for light propagation.
Options:
A) Four
B) Three
C) Five
D) Two
Answer: B) Three
Question # 7:
In an analogue hierarchy to carry voice channels, a super group has ________ bandwidth.
Options:
A) 120 kHz
B) 60 kHz
C) 240 kHz
D) 240 Hz
Answer: C) 240 kHz
Question # 8:
In case of Frequency shift key, the difference between two frequencies is represented as_______.
Options:
A) 3 Δ
B) 6 Δ
C) 2 Δ
D) 2X5 Δ
Answer: C) 2 Δ
Question # 9:
The minimum bandwidth required for QAM transmission is the same as that required for ________ and ________ transmission.
Options:
A) FSK, ASK
B) FSK, QPSK
C) ASK, PSK
D) PSK, FSK
Answer: B) FSK, QPSK
Question # 10:
Technique that allows the simultaneous transmission of multiple signals across a single data link, is known as _____________.
Options:
A) Demodulating
B) Encryption
C) Compressing
D) Multiplexing
Answer: D) Multiplexing
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CS601 Midterm Past Papers quiz 2
Question #1: Which multiplexing technique involves signals composed of light beams?
a) PDM
b) WDM (Correct Option)
c) TDM
d) FDM
Question #2: Unit of Phase is _______.
a) Bauds
b) Bits per second
c) Degree (Correct Option)
d) Watts
Question #3: A telephone line analog signal has got the bandwidth of __________.
a) 2 kHz
b) 4 kHz (Correct Option)
c) 8 kHz
d) 16 kHz
Question #4: WDM stands for __________________.
a) Worst Data Manipulation
b) Wideband De-Modulation
c) Wideband Division Multiplexing
d) Wavelength Division Multiplexing (Correct Option)
Question #5: In Amplitude Shift Keying, _________ of the signal is/are changed.
a) Amplitude and Frequency
b) Phase
c) Frequency and Amplitude
d) Amplitude (Correct Option)
Question #6: Parabolic antenna is used for_____________ communication.
a) Light wave
b) Microwave (Correct Option)
c) Radio waves
d) Infrared waves
Question #7: Simultaneous transmission of multiple signals across a single data link is called ___________.
a) Demodulation
b) Demultiplexing
c) Multiplexing (Correct Option)
d) Modulation
Question #8: In case of Frequency shift key, the difference between two frequencies is represented as_______.
a) 6 Δ
b) 2X
c) 5 Δ
d) Δ (Correct Option)
Question #9: Signals travel through fiber optic cable are in the form of ___________.
a) Bits
b) Electromagnetic wave
c) Bytes
d) Light (Correct Option)
Question #10: Electromagnetic waves ranging in frequencies between 1 and 300 GHz are called_____________.
a) Infrared waves
b) Radio waves
c) Light wave
d) Microwaves (Correct Option)
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CS601 Solved Mcq's 3 by Munir
Question #1:
QPSK stands for ________. Select the correct option
a) Quadrature phase shift key
b) Queuing phase shift key
c) Quality physical shift key
d) Quality phase shift key
Correct option: a) Quadrature phase shift key
Question #2:
Binary ___________ is also called On-OFF Keying. Select the correct option
a) FSK
b) ASK
c) QAM
d) PSK
Correct option: b) ASK
Question #3:
PSK is ________ susceptible to noise as compared to ASK. Select the correct option
a) Highly
b) More
c) Equally
d) Less
Correct option: c) Equally
Question #4:
QAM stands for _________________________. Select the correct option
a) Quadrature Amplitude Modulation
b) Quadrature Amplitude Modifier
c) Quarter Altitude Modulator
d) Quadrature Amplifier Modulation
Correct option: a) Quadrature Amplitude Modulation
Question #5:
_______________ category of coaxial cable is used for thin Ethernet. Select the correct option
a) RG-47
b) RG-58
c) RG-59
d) RG-1
Correct option: b) RG-58
Question #6:
In Phase shift key, _________ is/are kept constant. Select the correct option
a) Amplitude and Phase
b) Amplitude and Frequency
c) Phase
d) Frequency
Correct option: b) Amplitude and Frequency
Question #7:
In ASK, the correct formula for calculating the bandwidth is as ___________. Select the correct option
a) B=(1+d)S
b) B=(d-1)S
c) B=(d-5)S
d) B=(1*d)S
Correct option: a) B=(1+d)S
Question #8:
When certain obstacles block the cellular towers to communicate, _______ are required for long-distance communication. Select the correct option
a) Routers
b) Servers
c) Switches
d) Repeaters
Correct option: d) Repeaters
Question #9:
Which digital multiplexing technique is used to allow several connections to share the high bandwidth of a link? Select the correct option
a) FDM
b) TDM
c) ADM
d) WDM
Correct option: b) TDM
Question #10:
Modulation of an analog signal is needed if the medium is ___________ in nature. Select the correct option
a) High-pass
b) Low-pass
c) Bandpass
d) Bi-pass
Correct option: a) High-pass
