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[1] What is the primary function of the Compass satellite navigation system?

a) To provide location information for vehicles

b) To provide weather forecasting data

c) To provide communication services

d) To provide navigation and timing information for military and civilian use

[2] Which organization is responsible for the development and operation of the Compass satellite navigation system?

a) NASA

b) European Space Agency

c) China National Space Administration

d) Russian Space Agency

[3] How many satellites are currently in operation as part of the Compass system?

a) 20

b) 30

c) 40

d) 50

[4] What is the primary frequency band used by the Compass system for signal transmission?

a) L-band

b) S-band

c) C-band

d) X-band

[5] What is the approximate accuracy of the Compass satellite navigation system in terms of position determination?

a) 10 meters

b) 5 meters

c) 1 meter

d) 50 centimeters

[6] What is the name of the first Compass satellite that was launched into orbit?

a) Beidou 1

b) Beidou 2

c) Beidou 3

d) Beidou 4

[7] What is the primary use of the Compass system for the Chinese military?

a) Navigation and timing for weapons systems

b) Communication for command and control

c) Reconnaissance and surveillance

d) All of the above

[8] In what year did China begin the development of the Compass satellite navigation system?

a) 2000

b) 2005

c) 2010

d) 2015

[9] What is the maximum number of satellites that the Compass system is planned to have in operation?

a) 35

b) 55

c) 75

d) 95

[10] Is the Compass satellite navigation system compatible with other global navigation satellite systems, such as GPS and GLONASS?

a) Yes

b) No

c) Only with GPS

d) Only with GLONASS

Answers:

1.     D
2.     C
3.     D
4.     B
5.     B
6.     A
7.     D
8.     B
9.     D
10.     A