Communications

Question 1

What is Flash(Z) in communication priorities?

Answer 1

Fast as possible; less than 10 minutes

Question 2

What does Immediate(O) signify in communication priorities?

Answer 2

30 minutes

Question 3

What is the time frame for Priority(P) communications?

Answer 3

3 hours

Question 4

What does Routine(R) indicate in communication priorities?

Answer 4

6 hours

Question 5

Define MINIMIZE in the context of communication.

Answer 5

To reduce the volume of record and/or voice communications during an emergency

Question 6

What does EEFI stand for?

Answer 6

Essential Elements of Friendly Information

Question 7

List the components of EEFI.

Answer 7

• Friendly or Hostile Position
• Capabilities
• Operations
• EW/EMCON Intentions
• Personnel
• COMSEC
• Inappropriate Transmission

Question 8

What is BEADWINDOW?

Answer 8

A procedure for real-time feedback on disclosing essential elements of friendly information

Question 9

What does GINGERBREAD mean in communication?

Answer 9

A brevity code word indicating an intruder is on the circuit

Question 10

What frequency range does High Frequency (HF) cover?

Answer 10

3 to 30 MHz long range

Question 11

What is the frequency range for Very High Frequency (VHF)?

Answer 11

30 to 300 MHz LOS/amphibious ops

Question 12

Define Ultra High Frequency (UHF).

Answer 12

300 MHz to 3 GHz LOS/SATCOM

Question 13

What is the frequency range for Super High Frequency (SHF)?

Answer 13

3 to 30 GHz SATCOM

Question 14

What does Extremely High Frequency (EHF) cover?

Answer 14

30 to 300 GHz SATCOM

Question 15

What is the purpose of the Electronic Key Management System (EKMS)?

Answer 15

To catalogue and track all COMSEC equipment and keying variables

Question 16

Who is the KMI Manager mentioned in the EKMS context?

Answer 16

LTJG LITTLE

Question 17

Define Access in the context of security.

Answer 17

The right to enter, use, or review official documents

Question 18

What are the three designations of Classification?

Answer 18

• TOP SECRET
• SECRET
• CONFIDENTIAL

Question 19

What does Clearance refer to in security?

Answer 19

An administrative determination of eligibility for access to classified information

Question 20

Define Compromise in the context of classified information.

Answer 20

The disclosure of classified information to unauthorized persons

Question 21

What does Need to know mean?

Answer 21

A determination that a prospective recipient requires access to classified information for their job

Question 22

What is a Restricted area?

Answer 22

An area containing classified information where access may be controlled

Question 23

What does Unclassified mean?

Answer 23

The absence of classification; can be stored on all systems

Question 24

What is Unclassified – For Official Use Only (FOUO)?

Answer 24

A designation for unclassified information not appropriate for public release

Question 25

What does Confidential classification entail?

Answer 25

Information that could cause damage to National Security if disclosed

Question 26

What is the definition of Secret classification?

Answer 26

Information that could cause serious damage to National Security if disclosed

Question 27

What does Top Secret classification signify?

Answer 27

Information that could cause exceptionally grave damage to National Security if disclosed

Question 28

What should you do upon discovering a compromise?

Answer 28

Report the incident to a superior officer immediately

Question 29

What is a Transmitter in communications?

Answer 29

Device that transmits signals

Question 30

Define Receiver in the context of communications equipment.

Answer 30

Device that receives signals

Question 31

What is a Transceiver?

Answer 31

Device that both transmits and receives signals

Question 32

What is the primary use of HF communications?

Answer 32

Long range communications, primarily voice

Question 33

What is the function of an EPIRB?

Answer 33

Creates a beacon on 121.5 MHz for distress communications

Question 34

What does SATCOM stand for?

Answer 34

Satellite Communications

Question 35

Define the term 'emergency destruction'.

Answer 35

To destroy classified materials beyond recognition as a last resort

Question 36

What is OPREP-3 Pinnacle?

Answer 36

A report for severe incidents involving foreign nationals, nuclear weapons, etc.

Question 37

What is the purpose of OPREP-3 Navy Blue?

Answer 37

To report less severe incidents than OPREP-3 Pinnacle

Question 38

What is a Unit Situation Report (SITREP)?

Answer 38

A report for minor incidents the CO wants to relay in detail

Question 39

What does CUDIXS stand for?

Answer 39

Common User Digital Information Exchange System

Question 40

What is DAMA in terms of communications?

Answer 40

Demand Assigned Multiple Access

Question 41

What does INFOCON stand for?

Answer 41

Information Systems Condition

Question 42

Define RIVER CITY.

Answer 42

Controls the outbound flow of information over circuits

Question 43

What is the function of the Automated Digital Network System (ADNS)?

Answer 43

Provides interconnectivity between RF systems and the Shipboard LAN

Question 44

What is the purpose of Crypto Gear?

Answer 44

To scramble and de-scramble radio signals for security

Question 45

What is the Navy Multiband Terminal (NMT)?

Answer 45

A system for Satcom with high data rates and IP services

Question 46

What is the significance of a Single Point of Failure?

Answer 46

If the system goes down, all off-ship network capabilities will not function