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Introduction To Satellite Communication – 1 – 4

16. Time period of a RADARSET is :

(a) 90.3 min
(b) 100.3 min
(c) 100.7 min
(d) 110.7 min

ANSWER

EXPLANATION

17. Type of modulation used in direct broadcast satellite :

(a) Frequency modulation
(b) Amplitude modulation
(c) Pulse code modulation
(d) None of these

ANSWER

EXPLANATION

18. Generally the VSAT network is operated in :

(a) FDMA mode
(b) TDMA mode
(c) CDMA mode
(d) None of these

ANSWER

EXPLANATION

19. The number of channels, that can be accommodated in the downlink frequency band of DBS system :

(a) 32
(b) 64
(c) 24
(d) 23

ANSWER

EXPLANATION

20. One of the following satellite system is used for wheather forecast application :

(a) GORIZONT
(b) TIROS-N
(c) COMSAT
(d) SPOT

ANSWER

EXPLANATION

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