41. The VSAT outdoor unit consists of
a. Standard 1.8 meter offset feed antenna
b. Solid-state amplifier(SSPA)
c. Low Noise Amplifier(LNA)
d. Feed horn
e. All of these
Ans: e
42. The indoor unit functions as a
a. Amplifier
b. Modem
c. PCs
d. None of these
Ans: b
43. The disadvantage of DQDB is to have
a. Fluctuating data rate
b. High bandwidth
c. High susceptibility to error
d. Fixed bandwidth distribution
Ans: a
44. The frame format of DQDB are
a. Header
b. ST(Segment Type)
c. MID(Message Identifier)
d. Information
e. LEN(Data Length)
f. CRC(Cyclic Redundancy Check)
g. All of these
Ans: g
45. GPS stands for
a. Global Partition System
b. General Partition System
c. Global Positioning System
d. General Positioning System
Ans: c
46. Which satellite communication involve a satellite relay station that is launched into a geostationary, geosynchronous, or geostatic orbit
a. Temporary
b. Contemporary
c. Permanent
d. None of these
Ans: b
47. The contemporary satellite communication launched into a
a. Geostationary orbit
b. Geosynchronous orbit
c. Geostatic orbit
d. All of these
Ans: d
48. The contemporary satellite communication are called
a. Geostationary satellite
b. Geostatic satellite
c. Geosynchronous satellite
d. All of these
Ans: a
49. In case of satellite communication two different frequencies are used as carrier frequency to avoid interference b/w incoming and outgoing signals are
a. Uplink frequency
b. Downlink frequency
c. Both a & b
d. None of these
Ans: c
50. Which frequency is used to transmit signal from the earth station to satellite
a. Uplink frequency
b. Downlink frequency
c. Broadcast
d. None of these
Ans: a
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a. Standard 1.8 meter offset feed antenna
b. Solid-state amplifier(SSPA)
c. Low Noise Amplifier(LNA)
d. Feed horn
e. All of these
Ans: e
42. The indoor unit functions as a
a. Amplifier
b. Modem
c. PCs
d. None of these
Ans: b
43. The disadvantage of DQDB is to have
a. Fluctuating data rate
b. High bandwidth
c. High susceptibility to error
d. Fixed bandwidth distribution
Ans: a
44. The frame format of DQDB are
a. Header
b. ST(Segment Type)
c. MID(Message Identifier)
d. Information
e. LEN(Data Length)
f. CRC(Cyclic Redundancy Check)
g. All of these
Ans: g
45. GPS stands for
a. Global Partition System
b. General Partition System
c. Global Positioning System
d. General Positioning System
Ans: c
46. Which satellite communication involve a satellite relay station that is launched into a geostationary, geosynchronous, or geostatic orbit
a. Temporary
b. Contemporary
c. Permanent
d. None of these
Ans: b
47. The contemporary satellite communication launched into a
a. Geostationary orbit
b. Geosynchronous orbit
c. Geostatic orbit
d. All of these
Ans: d
48. The contemporary satellite communication are called
a. Geostationary satellite
b. Geostatic satellite
c. Geosynchronous satellite
d. All of these
Ans: a
49. In case of satellite communication two different frequencies are used as carrier frequency to avoid interference b/w incoming and outgoing signals are
a. Uplink frequency
b. Downlink frequency
c. Both a & b
d. None of these
Ans: c
50. Which frequency is used to transmit signal from the earth station to satellite
a. Uplink frequency
b. Downlink frequency
c. Broadcast
d. None of these
Ans: a
More Questions & Answers:-
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