Navigating the NMCI EIDWS Study Set: Your
Comprehensive Guide to Mastery and Success
Latest Updated Exam Study Guide
2025/2026.
10th Fleet - ansFort Meade, MD; Fleet Cyber Command
18 - ansCMS Advise and Assist are conducted every ____ months
1992 - ansNavy Core Values were adopted by ADM Frank Kelso II in what year?
1993 - ansThe Sailor's Creed was written by a "Blue Ribbon Recruit Training panel" in what
year at the direction of ADM Kelso?
3rd Fleet - ansSan Diego, CA; Eastern Pacific
4th Fleet - ansMayport, FL; Caribbean, Central and South America with surrounding waters
5 - ansFleet Master Chiefs (How many?)
5th Fleet - ansBahrain; Arabian Gulf, Indian Ocean and Persian Gulf
6th Fleet - ansGaeta, Italy; Mediterranean and Black Sea areas
7, 5 - ansA top secret clearance is good for ____ years and up for re-investigation at year
____?
75 - ansHypothermia occurs in water cooler than ____ degrees?
7th Fleet - ansYokosuka, Japan; Western Pacific and Indian Ocean
Accreditation - ansThe official authorization by the appropriate DAA, on a case-by-case
basis, permitting the processing of information on an IS;
Advanced Digital Network System - ansADNS; Connects shipboard IP network to ships and
shore.
Allowance Equipage List - ansAEL; Onboard allowance for equipage and supplies
AFRICOM - ansStuttgart-Moehringen, Germany. Promote a stable and secure African
environment in support of U.S. foreign policy
Activity Manpower Document - ansAMD; shows billet information for a command
Allowance Parts List - ansWhat does APL stand for?
Apogee - ansPoint in orbit of the moon or satellite where it's furthest from Earth
Apollo 11 - ansJuly 16-24, 1969; First manned lunar landing; Neil A. Armstrong, former
Navy pilot
Application Server - ansServer that holds all applications
Areas of Naval Doctrine (6) - ansCommand and Control; Operations; Warfare; Logistics;
Intelligence; Planning
ARPANET - ans1968, first internet. Designed to revolutionize computers and
communications.
Astrometry - ansBranch of astronomy that relates to measurement and explanation of stars
and celestial bodies
Anti-terrorism Force Protection - ansATFP; The range of measures, qualifications, responses,
and tactics necessary to counter and manage terrorist threats.
Atmospheric Drag - ansLow orbiting object, below 1000 km are slowed by the atmosphere
resulting in the spacecraft not being where it is expected and to reduce the spacecraft's
altitude
Atmospheric Pressure - ansForce exerted by the weight of the air
Authority to Operate - ansATO; The formal declaration by the DAA that an IS is approved to
operate in a particular security mode using a prescribed set of safeguards; Good for 3 years.
Attributes of IA (5) - ansConfidentiality (information is not disclosed); Integrity (information
is not modified); Availability (timely and reliable access); Non-Repudiation (proof of
identity); Authentication (identity of sender/receiver of message)
Backdoor - ansA method of bypassing normal authentication
,Navigating the NMCI EIDWS Study Set: Your
Comprehensive Guide to Mastery and Success
Latest Updated Exam Study Guide
2025/2026.
Bathythermograph - ansTorpedo shaped device that holds temp sensor and a transducer to
detect changes in water temp vs depth.
Battle of Coral Sea - ansMay 7-8, 1942; First carrier versus carrier battle.; The Lexington was
sunk, and the Yorktown was damaged.
Battle of Leyte Gulf - ansOctober 23, 1944; The final blow to the Japanese navy. The
Japanese sent a naval force to Leyte Gulf to attack the U.S. fleet.
Battle of Midway - ansJune 3-5, 1942; Turning point of the Pacific war. The US broke the
Japanese naval code.
Battle of Normandy - ansJune 6, 1944; The largest amphibious operation in history.
Bead Window - ansReal-time procedure which brings to the immediate attention of circuit
operators the fact that an EEFI disclosure has (or may have) occured
Bioluminescence - ansEmission of light by a living organism (i.e. algae)
Brilliant on the Basics (6) - ansSponsorship; Mentorship; Command Indoc; Sailor
Recognition; Career Development Boards; Command OMBUDSMAN Support
Brute Force Attack - ansChecking all passwords until one works; ("cracking")
Buffer Overflow - ansBuffer overwrites the adjacent memory; Commonly uses C and C++
Casualty Report - ansCASREP; Used in the event of an equipment malfunction or deficiency.
Sent out via naval message to COMTENTHFLEET, NCTAMSLANT and
COMNAVCYBER FOUR
CASREP categories (4) - ansC-1: Training; C-2: cause minor degradation; C-3: cause major
degradation; C-4: cause loss to at least one primary mission
CASREP types (4) - ansInitial (status of casualty); Update (submit changes to previously
submitted information); Cancel (repaired during overhaul); Correction (casualty is repaired)
Categories of Computer Incidents (9) - ansUser Level Intrusion; Root Level Intrusion;
Unsuccessful Acitivity Attempt; Denial of Service; Non-Compliance Activity;
Reconnaissance; Malicious Logic; Investigating; Explained Anomaly
Categories of HAZMAT (6) - ansFlammables; Aerosols; Toxic; Corrosives; Oxidizers;
Compressed Gases
Categories of SITREP (3) - ansOPREP 3 Pinnacle; Navy Blue; Navy Unit SITREP
Commander's Critical Intelligence Requirement - ansWhat does CCIR stand for?
Cryptological Carry On Program - ansWhat does CCOP stand for?
Command Cyber Readiness Inspection - ansWhat does CCRI stand for?
CENTCOM - ansMacDill AFB, FL. Promotes cooperation among nations in the middle east
Certification - ansAn Information System (IS) meets specific security requirements
Consolidated Hazardous Re-utilization Inventory Management Program - ansWhat does
CHRIMP stand for?; Location for issue, disposal and storage of HAZMAT.
CIA - ansHas primary responsibility for CI and CT operations conducted outside the US.
CNO - ansADM Greenert
CO, EAP Officer - ansWho gives the order to initiate emergency destruction (2)
Cognizance Symbol - ansWhat does COG stand for?; 2 and 7 are DLR; 9Q is GSA
Cold Ocean Eddie - ansEddies that form on the South side of the Gulf Stream and maintain a
counter-clockwise circulation
COMM Plan - ansProvides communication alignment for policies, principles, and strategic
objective directly supporting the missions and desired state
Computer Security - ansWhat does COMPUSEC stand for?; Protecting computer systems
from viruses and other intrusions
, Navigating the NMCI EIDWS Study Set: Your
Comprehensive Guide to Mastery and Success
Latest Updated Exam Study Guide
2025/2026.
Communications Security - ansWhat does COMSEC stand for?; Deny unauthorized persons
information from telecommunications
COMSPOT - ansReport submitted to the controlling NCTAMS and DISA by all fleet units
experiencing difficulties that have caused, or are expected to cause, a communications outage
in excess of 30 minutes
Concurrent Report - ansUsed for consistency within evaluations
Confidential - ansBlue; damage or be prejudicial
Critical Intelligence Communication - ansWhat does CRITIC stand for?; Critical intel that is
crucial and requires the immediate attention of the commander
Common User Digital Information Exchange System - ansWhat does CUDIXS stand for?;
Used to transfer general service messages with NAVMACS
Defense Courier Service - ansWhat does DCS stand for?; UPS for classified material
DD 1155 - ansOrder for supplies and services
DD 1348-6 - ansOpen purchase form for non-NSN items
DD 200 - ansFinancial Liability Investigation of Property Loss (Survey)
DD 448 - ansMilitary Interdepartmental Purchase Request (MIPR)
Demodulation - ansDecoding information from a received carrier signal
DIA - ansHas oversight of the DoD Intelligence Production Program under which all source
intelligence is produced for use by both policymakers and commanders.
Difference between open and closed fractures - ansOpen - Bone protrudes from skin; Closed -
Skin remains intact
Difference between a security violation and a PDS - ansSecurity violations are intentional
Dipping the ensign - ansMerchant ships salute Navy ships by lowering (dipping) their ensign.
The US NEVER salutes first.
Direct Support Assets - ansA mission requiring a force to support another specific force and
authorizing it to answer directly to the supported forces
Defense Information System Agency - ansWhat does DISA stand for?; Provide C4I to the
war fighter, worldwide
Defense Information System Network - ansWhat does DISN stand for?
Depot Level Repair - ansWhat does DLR stand for?; 5A - Survey; 5D - Initial Issue; 5G - 1
for 1 turn in; 5S - RIP chit
Domain Naming System - ansWhat does DNS stand for?; A naming system that associates
plain text with an IP address for websites
DoD Directive 5240.1 - ansInstruction for Intelligence Oversight
DoN World Wide Web Security Policy - ansAll DoN web site must be protected from
modification on systems exposed to public networks
Department of the Navy Central Adjudication Facility - ansWhat does DONCAF stand for?;
Deny and grant clearances based on background information and investigations conducted by
the Office of Personnel Management (OPM)
Defense Property Accounting System - ansWhat does DPAS stand for?; A barcode system
used to track command assets.; Mario is the manager.
Defense Re-utilization Marketing Office - ansWhat does DRMO stand for?
Date Time Group - ansWhat does DTG stand for?
Ducting - ansThe trapping of RF waves in 2 layers of the atmosphere
Emergency Action Plan - ansWhat does EAP stand for?; A plan for destroying classified
material, due to it's potential effect on national security should holdings fall into hostile hands
Comprehensive Guide to Mastery and Success
Latest Updated Exam Study Guide
2025/2026.
10th Fleet - ansFort Meade, MD; Fleet Cyber Command
18 - ansCMS Advise and Assist are conducted every ____ months
1992 - ansNavy Core Values were adopted by ADM Frank Kelso II in what year?
1993 - ansThe Sailor's Creed was written by a "Blue Ribbon Recruit Training panel" in what
year at the direction of ADM Kelso?
3rd Fleet - ansSan Diego, CA; Eastern Pacific
4th Fleet - ansMayport, FL; Caribbean, Central and South America with surrounding waters
5 - ansFleet Master Chiefs (How many?)
5th Fleet - ansBahrain; Arabian Gulf, Indian Ocean and Persian Gulf
6th Fleet - ansGaeta, Italy; Mediterranean and Black Sea areas
7, 5 - ansA top secret clearance is good for ____ years and up for re-investigation at year
____?
75 - ansHypothermia occurs in water cooler than ____ degrees?
7th Fleet - ansYokosuka, Japan; Western Pacific and Indian Ocean
Accreditation - ansThe official authorization by the appropriate DAA, on a case-by-case
basis, permitting the processing of information on an IS;
Advanced Digital Network System - ansADNS; Connects shipboard IP network to ships and
shore.
Allowance Equipage List - ansAEL; Onboard allowance for equipage and supplies
AFRICOM - ansStuttgart-Moehringen, Germany. Promote a stable and secure African
environment in support of U.S. foreign policy
Activity Manpower Document - ansAMD; shows billet information for a command
Allowance Parts List - ansWhat does APL stand for?
Apogee - ansPoint in orbit of the moon or satellite where it's furthest from Earth
Apollo 11 - ansJuly 16-24, 1969; First manned lunar landing; Neil A. Armstrong, former
Navy pilot
Application Server - ansServer that holds all applications
Areas of Naval Doctrine (6) - ansCommand and Control; Operations; Warfare; Logistics;
Intelligence; Planning
ARPANET - ans1968, first internet. Designed to revolutionize computers and
communications.
Astrometry - ansBranch of astronomy that relates to measurement and explanation of stars
and celestial bodies
Anti-terrorism Force Protection - ansATFP; The range of measures, qualifications, responses,
and tactics necessary to counter and manage terrorist threats.
Atmospheric Drag - ansLow orbiting object, below 1000 km are slowed by the atmosphere
resulting in the spacecraft not being where it is expected and to reduce the spacecraft's
altitude
Atmospheric Pressure - ansForce exerted by the weight of the air
Authority to Operate - ansATO; The formal declaration by the DAA that an IS is approved to
operate in a particular security mode using a prescribed set of safeguards; Good for 3 years.
Attributes of IA (5) - ansConfidentiality (information is not disclosed); Integrity (information
is not modified); Availability (timely and reliable access); Non-Repudiation (proof of
identity); Authentication (identity of sender/receiver of message)
Backdoor - ansA method of bypassing normal authentication
,Navigating the NMCI EIDWS Study Set: Your
Comprehensive Guide to Mastery and Success
Latest Updated Exam Study Guide
2025/2026.
Bathythermograph - ansTorpedo shaped device that holds temp sensor and a transducer to
detect changes in water temp vs depth.
Battle of Coral Sea - ansMay 7-8, 1942; First carrier versus carrier battle.; The Lexington was
sunk, and the Yorktown was damaged.
Battle of Leyte Gulf - ansOctober 23, 1944; The final blow to the Japanese navy. The
Japanese sent a naval force to Leyte Gulf to attack the U.S. fleet.
Battle of Midway - ansJune 3-5, 1942; Turning point of the Pacific war. The US broke the
Japanese naval code.
Battle of Normandy - ansJune 6, 1944; The largest amphibious operation in history.
Bead Window - ansReal-time procedure which brings to the immediate attention of circuit
operators the fact that an EEFI disclosure has (or may have) occured
Bioluminescence - ansEmission of light by a living organism (i.e. algae)
Brilliant on the Basics (6) - ansSponsorship; Mentorship; Command Indoc; Sailor
Recognition; Career Development Boards; Command OMBUDSMAN Support
Brute Force Attack - ansChecking all passwords until one works; ("cracking")
Buffer Overflow - ansBuffer overwrites the adjacent memory; Commonly uses C and C++
Casualty Report - ansCASREP; Used in the event of an equipment malfunction or deficiency.
Sent out via naval message to COMTENTHFLEET, NCTAMSLANT and
COMNAVCYBER FOUR
CASREP categories (4) - ansC-1: Training; C-2: cause minor degradation; C-3: cause major
degradation; C-4: cause loss to at least one primary mission
CASREP types (4) - ansInitial (status of casualty); Update (submit changes to previously
submitted information); Cancel (repaired during overhaul); Correction (casualty is repaired)
Categories of Computer Incidents (9) - ansUser Level Intrusion; Root Level Intrusion;
Unsuccessful Acitivity Attempt; Denial of Service; Non-Compliance Activity;
Reconnaissance; Malicious Logic; Investigating; Explained Anomaly
Categories of HAZMAT (6) - ansFlammables; Aerosols; Toxic; Corrosives; Oxidizers;
Compressed Gases
Categories of SITREP (3) - ansOPREP 3 Pinnacle; Navy Blue; Navy Unit SITREP
Commander's Critical Intelligence Requirement - ansWhat does CCIR stand for?
Cryptological Carry On Program - ansWhat does CCOP stand for?
Command Cyber Readiness Inspection - ansWhat does CCRI stand for?
CENTCOM - ansMacDill AFB, FL. Promotes cooperation among nations in the middle east
Certification - ansAn Information System (IS) meets specific security requirements
Consolidated Hazardous Re-utilization Inventory Management Program - ansWhat does
CHRIMP stand for?; Location for issue, disposal and storage of HAZMAT.
CIA - ansHas primary responsibility for CI and CT operations conducted outside the US.
CNO - ansADM Greenert
CO, EAP Officer - ansWho gives the order to initiate emergency destruction (2)
Cognizance Symbol - ansWhat does COG stand for?; 2 and 7 are DLR; 9Q is GSA
Cold Ocean Eddie - ansEddies that form on the South side of the Gulf Stream and maintain a
counter-clockwise circulation
COMM Plan - ansProvides communication alignment for policies, principles, and strategic
objective directly supporting the missions and desired state
Computer Security - ansWhat does COMPUSEC stand for?; Protecting computer systems
from viruses and other intrusions
, Navigating the NMCI EIDWS Study Set: Your
Comprehensive Guide to Mastery and Success
Latest Updated Exam Study Guide
2025/2026.
Communications Security - ansWhat does COMSEC stand for?; Deny unauthorized persons
information from telecommunications
COMSPOT - ansReport submitted to the controlling NCTAMS and DISA by all fleet units
experiencing difficulties that have caused, or are expected to cause, a communications outage
in excess of 30 minutes
Concurrent Report - ansUsed for consistency within evaluations
Confidential - ansBlue; damage or be prejudicial
Critical Intelligence Communication - ansWhat does CRITIC stand for?; Critical intel that is
crucial and requires the immediate attention of the commander
Common User Digital Information Exchange System - ansWhat does CUDIXS stand for?;
Used to transfer general service messages with NAVMACS
Defense Courier Service - ansWhat does DCS stand for?; UPS for classified material
DD 1155 - ansOrder for supplies and services
DD 1348-6 - ansOpen purchase form for non-NSN items
DD 200 - ansFinancial Liability Investigation of Property Loss (Survey)
DD 448 - ansMilitary Interdepartmental Purchase Request (MIPR)
Demodulation - ansDecoding information from a received carrier signal
DIA - ansHas oversight of the DoD Intelligence Production Program under which all source
intelligence is produced for use by both policymakers and commanders.
Difference between open and closed fractures - ansOpen - Bone protrudes from skin; Closed -
Skin remains intact
Difference between a security violation and a PDS - ansSecurity violations are intentional
Dipping the ensign - ansMerchant ships salute Navy ships by lowering (dipping) their ensign.
The US NEVER salutes first.
Direct Support Assets - ansA mission requiring a force to support another specific force and
authorizing it to answer directly to the supported forces
Defense Information System Agency - ansWhat does DISA stand for?; Provide C4I to the
war fighter, worldwide
Defense Information System Network - ansWhat does DISN stand for?
Depot Level Repair - ansWhat does DLR stand for?; 5A - Survey; 5D - Initial Issue; 5G - 1
for 1 turn in; 5S - RIP chit
Domain Naming System - ansWhat does DNS stand for?; A naming system that associates
plain text with an IP address for websites
DoD Directive 5240.1 - ansInstruction for Intelligence Oversight
DoN World Wide Web Security Policy - ansAll DoN web site must be protected from
modification on systems exposed to public networks
Department of the Navy Central Adjudication Facility - ansWhat does DONCAF stand for?;
Deny and grant clearances based on background information and investigations conducted by
the Office of Personnel Management (OPM)
Defense Property Accounting System - ansWhat does DPAS stand for?; A barcode system
used to track command assets.; Mario is the manager.
Defense Re-utilization Marketing Office - ansWhat does DRMO stand for?
Date Time Group - ansWhat does DTG stand for?
Ducting - ansThe trapping of RF waves in 2 layers of the atmosphere
Emergency Action Plan - ansWhat does EAP stand for?; A plan for destroying classified
material, due to it's potential effect on national security should holdings fall into hostile hands
