109 Communications

Question 1

Purpose of a Red Cross message

Answer 1

notify service members of an emergency or other important event

Question 2

ADNS

Answer 2

automated digital network system- high side message traffic encrypted using KG-175

Question 3

CUDIXS

Answer 3

common user digital information exchange system- bidirectional ship to shore, shore to ship, high speed digital data communications link between a ship and NCTAMS or NAVCOMMTELSTA

Question 4

VERDIN

Answer 4

VLF Digital Information Network- communications system that provides secure command and control communications to the strategic and tactical submarine forces and airborne VLF relay aircraft

Question 5

NOVA

Answer 5

base-level mode 1 store and forward terminal dependent on the worldwide switching functions

Question 6

IBS

Answer 6

Integrated Broadcast Service- integrated several existing intelligence and info dissemination systems into a single system of broadcasts that will allow for the receipt of data via a single receiver

Question 7

IMARSAT

Answer 7

international maritime satellite

Question 8

DMS/NREMS/AMHS

Answer 8

defense message system/navy regional enterprise messaging system/automated message handling system

Question 9

VTC

Answer 9

video teleconference- uses telecommunications of audio and video to bring people at different sites together for a meeting

Question 10

DCO

Answer 10

defense connect online- a personal web communication tool that enables real-time, online meetings

Question 11

GINGERBREAD

Answer 11

code word indicating imitative communications deception is taking place

Question 12

EEFI List (BEADWINDOW)

Answer 12

A real-time procedure which brings to the immediate attention of circuit operators the fact that an EEFI disclosure occurred.
Position
Capabilities
Operations
Electronic Warfare
Personnel
COMSEC
Wrong Circuit

Question 13

RIVER CITY

Answer 13

an OPSEC measure implemented by units to secure certain communications off the ship to prevent leak of sensitive information
1 most restrictive
2 more restrictive
3 restricted areas
4 least restrictive

Question 14

Meaconing

Answer 14

signals designed to deceive users of navigational aids

Question 15

Intrusion

Answer 15

intentional insertion of EM energy into transmission paths in any manner, with the objective of deceiving operations or causing confusion

Question 16

Jamming

Answer 16

preventing or reducing an enemy’s effective use of the EM spectrum and with the intent of degrading or neutralizing the enemies combat capability

Question 17

Spectrum Management

Answer 17

enabling electronic systems to perform their functions within intended environments without causing or suffering unacceptable interference

Question 18

PLA

Answer 18

plain language address- the component used to denote the command short title and sometimes geographic location used in message addressing

Question 19

DTG

Answer 19

date time group- a set of characters- usually in a prescribed format, used to express the year, the month, the day of the month, the hour of the day, the minute of the hour, and the time zone

Question 20

UTC (ZULU)

Answer 20

a time standard based on International Atomic Time with leap seconds added at irregular intervals to compensate for Earth’s slowing rotation

Question 21

Components of a standard navy message

Answer 21

Procedure
Preamble
Address
Long Break
Prefix
Text
Procedure

Question 22

R-Routine

Answer 22

6 hours

Question 23

P-Priority

Answer 23

3 hours

Question 24

I-Immediate

Answer 24

30 minutes

Question 25

Z-Flash

Answer 25

10 minutes

Question 26

WW

Answer 26

Must be given the most rapid handling possible from origin to ultimate delivery to authorized recipients

Question 27

OPTASK COMMS

Answer 27

means by which the USN and Allied Navies distribute afloat comms plans

Question 28

COMMPLAN

Answer 28

derives form the OPTASK COMMPLAN which contains required voice, data, and audio comms that are to be guarded and monitored by ships assigned to specific tasks

Question 29

TSO

Answer 29

telecommunications service order- the authorization from HQ, DISA, a DISA area, or DISA-DSC to start, change, or discontinue circuits or trunks and to effect admin changes

Question 30

TSR

Answer 30

Telecommunications service request- a valid, approved and funded telecommunications requirement submitted to DISA or DISA activities for fulfillment

Question 31

COMSPOT

Answer 31

reports that are submitted by all ships, including non-terminated units, at any time when unusual comms difficulties are encountered

Question 32

EKMS

Answer 32

electronic key management system- give basic guide lines for handling COMSEC material

Question 33

OTAT/OTAR

Answer 33

OTAT- over the air key transfer

OTAR- over the air rekey

Question 34

TEMPEST

Answer 34

a codename referring to investigations and studies of compromising emanations

Question 35

EMCON

Answer 35

a military condition in which electromagnetic emissions do not exceed a set limit