Army Study Guide - Communications
- 1.What does SOI stand for?
- A.
Signal Operation Instructions
- B.
Simple Organizational Institute
- C.
Synchronized Overlapping Interference
- D.
Silent Overall Instructions
- 2.What Field Manual covers Tactical Single-Channel Radio Communications Techniques?
- A.
FM 24-18
- B.
FM 7-21.13
- C.
FM 3-25.26
- D.
FM 4.25.11
- 3.What does the SOI provide?
- A.
The organization of stations into nets
- B.
Assigns call signs
- C.
Designates net control stations (NCS)
- D.
Assign frequencies
- E.
Changes to alternate frequencies
- F.
Security procedures to be used by radio operators
- 4.Which means of communication is least secure?
- A.
Radio
- B.
Sound
- C.
Visual
- D.
Messenger
- E.
Wire
- 5.Which means of communication is most secure?
- A.
Radio
- B.
Sound
- C.
Visual
- D.
Messenger
- E.
Wire
- 6.What are five methods of communication?
- A.
Radio
- B.
Sound
- C.
Visual
- D.
Messenger
- E.
Wire
- F.
String
- 7.What is COMSEC?
- A.
Communication security
- B.
Common section
- C.
Component security
- D.
Communication section
- 8.What is OPSEC?
- A.
Operational security
- B.
Operating section
- C.
Optional security
- D.
Operatable security
- 9.List 5 factors that affect the range of radio equipment?
- A.
Weather
- B.
Terrain
- C.
Antenna
- D.
Power
- E.
Location
- F.
Vehicle
- 10.What does NCS stand for?
- A.
Net Control Station
- B.
Noise Cancellation System
- C.
Network Correspondence Signal
- D.
Non-Commissioned Soldier
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