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MCQs

Total Questions : 70 | Page 7 of 7 pages
Question 61. PCM stands for ________________
  1.    Pulse create message
  2.    Pulse carry modulation
  3.    Pulse code modulation
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> Pulse code modulation
Answer: (c).Pulse code modulation
Question 62. TCP stands for ___________
  1.    Tele Call Protocol
  2.    Transmission Control Protocol
  3.    Transmission Carry Protocol
  4.    Transmission Control Parity
 Discuss Question
Answer: Option B. -> Transmission Control Protocol
Answer: (b).Transmission Control Protocol
Question 63. Which of the following is not a digital modulation method?
  1.    FSK
  2.    PSK
  3.    ASK
  4.    None of the mentioned
 Discuss Question
Answer: Option D. -> None of the mentioned
Answer: (d).None of the mentioned
Question 64. Codec equipment is used for ______________
  1.    Source coding
  2.    Source decoding
  3.    All of the mentioned
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> All of the mentioned
Answer: (c).All of the mentioned
Question 65. Tele-transmission is the process of transfer of ______________
  1.    Analog signals
  2.    Digital signals
  3.    Analog and digital signals
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> Analog and digital signals
Answer: (c).Analog and digital signals
Question 66. Frequency range of space telemetry should be _________________
  1.    Less than 216 MHz
  2.    Between 216 – 235 MHz
  3.    Between 235 – 412 MHz
  4.    Above 412 MHz
 Discuss Question
Answer: Option B. -> Between 216 – 235 MHz
Answer: (b).Between 216 – 235 MHz
Question 67. Output power of transmitter will be ______________
  1.    2 to 10 w
  2.    2 to 50 w
  3.    2 to 100 w
  4.    Above 100 w
 Discuss Question
Answer: Option C. -> 2 to 100 w
Answer: (c).2 to 100 w
Question 68. For FM/FM modulation, what is the bandwidth allowed?
  1.    0.2 MHz
  2.    0.5 MHz
  3.    0.9 MHz
  4.    1 MHz
 Discuss Question
Answer: Option B. -> 0.5 MHz
Answer: (b).0.5 MHz
Question 69. Output power of transmitter will be _____________
  1.    Very low
  2.    Very high
  3.    Varying
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Very low
Answer: (a).Very low
Question 70. Which of the following represent stability relaxation for RF carrier?
  1.    0 %
  2.    +/- 1 %
  3.    +/- 0.1 %
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> +/- 0.1 %
Answer: (c).+/- 0.1 %

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