Satellite Communication MCQ Questions and Answers Quiz

31. A certain sound has 1000 times more eneergy then another sound. The number of times it would sound stronger to a listener will be

  1. 1000
  2. 100
  3. 30
  4. 3

32. Transmission bandwidth for satellite system least depends on

  1. Modulation method
  2. Overall costs
  3. Available technology
  4. Ionospheric characteristics

33. A communication satellite is a repeater between

  1. one transmitting and one receiving station
  2. one transmitting and many receiving station
  3. many transmitting and one receiving station
  4. many transmitting and many receiving station

34. Define Polar-orbiting Satellites.

  1. Polar orbiting Satellites orbit the earth in such a way as to cover the north & south Polar Regions.
  2. Orbiting Satellites orbit the earth in such a way as to cover the east & west Polar Regions
  3. Either (a) & (b)
  4. None of the above

35. Geostationary satellite are generally put in ....... orbit and domestic satellite in .......... orbit

  1. Polar, inclined orbit
  2. Polar, equatorial
  3. Equatorial, polar
  4. Inclined , polar

36. A television (TV) transmission is an example of which type of transmission?

  1. Simplex
  2. Half duplex
  3. Full duplex
  4. None of the above

37. What are the types of antenna losses?

  1. sky noise
  2. Antenna losses
  3. sky noise , Antenna losses
  4. all of these

38. The total noise of a satellite earth station receiving system consists of

  1. Sky noise
  2. Antenna and feeder noise
  3. Parametric amplifier noise
  4. All of the above

39. Types of CDMA?

  1. Spread spectrum multiple acess
  2. pulse address multiple acess
  3. a&b
  4. None of above

40. The multiple access technique suitable only for digital transmission is

  1. TDMA
  2. FDMA
  3. Both (A) and (B)
  4. Packet Access

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