Defense Military Tactical Communication 3

Question 1

What does the term 'SITREP' stand for in military communications?

Accepted Answer

Situational Report

Answer

SITREP stands for Situation Report, a periodic update on the current status of a unit or operation.

Question 2

Which encryption device family is used by U.S. forces to secure voice communications over tactical radios?

Accepted Answer

KY-58 / KY-99

Answer

The KY-58 (and its successor KY-99) are voice encryption/decryption devices used with tactical radios in the U.S. military.

Question 3

What is 'frequency hopping' as employed by SINCGARS radios?

Accepted Answer

Rapidly changing frequencies dozens of times per second to resist jamming

Answer

SINCGARS frequency hopping changes transmission frequency up to 100 times per second, making interception and jamming extremely difficult.

Question 4

In tactical communications, what does 'PACE' stand for?

Accepted Answer

Primary, Alternate, Contingency, Emergency

Answer

PACE is a communications planning framework: Primary, Alternate, Contingency, and Emergency means of communication.

Question 5

What is the correct proword to use when you want the receiving station to confirm it has received and understood your message?

Accepted Answer

ROGER

Answer

ROGER means 'I have received and understood your last transmission' — the receiving station uses it to acknowledge.

Defense Military Practice Test