FMF Combat Communications 2

Question 1

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

Accepted Answer

Emission Control

Answer

Electronic Monitoring and Control Operations

Answer

Electronic Mission Communications Order

Answer

Encrypted Message Control Net

Question 2

In a radio net, what is the role of the Net Control Station (NCS)?

Accepted Answer

To control and coordinate communications within the net

Answer

To encode all outgoing messages

Answer

To relay messages between two separated units

Answer

To provide backup power to all radio units

Question 3

Which antenna orientation provides the best omni-directional HF communication in a field environment?

Accepted Answer

Vertical whip antenna

Answer

Directional Yagi antenna

Answer

Parabolic dish antenna

Answer

Loop antenna pointed toward the target

Question 4

What is the primary purpose of a PACE plan in military communications?

Accepted Answer

To establish a hierarchy of communication methods in case one fails

Answer

To schedule radio maintenance intervals

Answer

To encode messages using multiple cipher systems

Answer

To assign call signs to new units

Question 5

When using the phonetic alphabet, how is the letter 'M' correctly pronounced?

Accepted Answer

Mike

Answer

Metro

Answer

Mama

Answer

Mars

Question 6

What is 'SINCGARS' in Marine Corps communications?

Accepted Answer

A Single Channel Ground and Airborne Radio System used for VHF-FM tactical communications

Answer

A satellite communications system for long-range links

Answer

A secure Internet relay used at battalion level and above

Answer

A combat net radio used exclusively by aviation units

Question 7

In field communications, what is the purpose of 'traffic analysis' by the enemy?

Accepted Answer

To determine unit locations and intentions by studying communication patterns without decoding content

Answer

To intercept and decode encrypted messages

Answer

To physically trace field telephone wire routes

Answer

To jam friendly radio frequencies