17th
Apr
Satellite Communication MCQ

Satellite Communication MCQ

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  • 17th Apr, 2021
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Satellite Communication MCQ Questions

 

Take Satellite Communication MCQ Test & Online Quiz to test your Knowledge

Below is the Satellite Communication MCQ test that checks your basic knowledge of Satellite Communication. This Satellite Communication MCQ Test contains 20 Multiple Choice Questions. You have to select the right answer to the question. Finally, you can also take the Online Quiz from the Take Satellite Communication Quiz Button.

Satellite Communication MCQ Test

1) Which of the following satellite is used as a relay to extend communication distance?

  • A. Repeater satellites
  • B.Relay satellites
  • C.Communication satellites
  • D.None of the above

2) ........... bands cannot be used for satellite communication.

  • A. Ku
  • B.MF
  • C.X
  • D.C

3) Which of the following technique uses two different antennas to reduce traffic on the same frequency?

  • A. Multiplexing
  • B.Spatial isolation
  • C.Modulation
  • D.Frequency reuse

4) Which of the following is the first local oscillator in Rf tuning?

  • A. Magnetic oscillator
  • B.Frequency synthesizer
  • C.Electric oscillators
  • D.None of the above

5) Which of the following is the primary use of communication satellites?

  • A. GPS
  • B.Research
  • C.Telephone service
  • D.All of the above

6) Howmany satellites are present in the Iridium system?

  • A. 32
  • B.66
  • C.50
  • D.92

7) Which of the following type battery panels are used in some advance satellites?

  • A. Silicon based panel
  • B.Germanium based panels
  • C.Galium Arsenide solar panel array
  • D.None of the above

8) Which of the following satellite battery has more power & lighter weight.

  • A. Hydrogen
  • B.Lithium
  • C.Leclanche
  • D.None of the above

9) What does INTELSAT stands for?

  • A. International Satellite
  • B.International Telephone Satellite
  • C.International Telecommunications Satellite
  • D.None of the above

10) Telstar is the first commercial satellite.

  • A. True
  • B.False

11) Which of the following satellite rotates around the earth in a low-altitude elliptical or circular pattern?

  • A. Prograde satellite
  • B.Retrograde satellite
  • C.Nonsynchronous satellite
  • D.Geosynchronous satellite

12) Which of the following is the smallest beam of a satellite antenna radiation pattern?

  • A. Spot beam
  • B.Global beam
  • C.Zone beam
  • D.None of the above

13) A transponder is a satellite equipment which retransmits the received signal.

  • A. False
  • B.True

14) The first geostationary satellite launched in 1965 was called

  • A. ANIK
  • B.WESTAR
  • C.Intelsat 1
  • D.MOLNIYA

15) Rotation of a geosynchronous satellite means its

  • A. Wobbling
  • B.Three-axis stabilization
  • C.Drift from stationary position
  • D.Three-dimensional stabilization

16) The angle subtended by earth at geostationary communication satellite is

  • A. 60°
  • B.17.34°
  • C.51.4°
  • D.120°

17) A communication satellite is a repeater between

  • A. A transmitting station and a receiving station
  • B.A transmitting station and many receiving station
  • C.Many transmitting station and many receiving station
  • D.None of the above

18) In satellite communication highly directional antennas are used to

  • A. Strengthen the beam to overcome the cosmic noise
  • B.Make corrections in change of polarisation of the beam
  • C.Select a particular channel in transmission and reception
  • D.Direct the spot beam to a particular region of space on Earth

19) The lowest frequency used in satellite communications is __________ GHz.

  • A. 3
  • B.0.8
  • C.18
  • D.30

20) India's first domestic geostationary satellite 1NSAT-IA was launched on 10th April 1982 from

  • A. UP
  • B.UK
  • C.USA
  • D.USSR

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