USS BLUE RIDGE ESWS EXAM STUDY GUIDE LATEST
2026/2027 | PRACTICE QUESTIONS & DETAILED
SOLUTIONS | NEWEST VERSION
General Orders & Basic Knowledge
Q1: What is the 3rd General Order?
A: To report all violations of orders I am instructed to enforce.
Q2: What is the 9th General Order?
A: To call the Officer of the Deck (OOD) in any case not covered by instructions.
Shipboard Operations & CIC
Q3: What does CIC stand for, and what is its primary mission?
A: CIC stands for Combat Information Center. Its primary mission is to Gather,
Process, Display, Evaluate, and Disseminate tactical information.
Q4: What is the secondary mission of the CIC?
A: To control helicopters and assist the bridge.
Q5: What is a CASREP, and what are the four types?
A: A CASREP is a Casualty Report. The four types are:
1. Initial – first report of the casualty.
2. Update – provides additional information.
3. Correction – corrects previously reported information.
4. Cancellation – cancels a previous CASREP.
, Q6: What are the CASREP severity categories?
A:
o CAT 4 – Most serious; unit cannot get underway within 72 hours.
o CAT 3 – Serious; prevents unit from performing at least one primary mission.
o CAT 2 – Less serious; unit can still get underway and perform mission tasking.
o CAT 1 – Used for training purposes.
Q7: What is a SITREP, and what are the three types?
A: A SITREP is a Situational Report. The three types are:
1. Pinnacle – goes to the President.
2. Navy Blue – goes to the Chief of Naval Operations (CNO).
3. Unit – goes to the Immediate Superior in Command (ISIC) or the Commanding
Officer.
Q8: What is a LOGREQ?
A: A Logistics Request – used to make known logistics requirements for port
visits.
Q9: What is a MOVREP?
A: A Moving Report – used when the unit is more than 4 hours ahead or behind
the PIM (Position of Intended Movement) track, or 100 miles left or right of track.
Q10: What does EEFI stand for?
A: Essential Elements of Friendly Information – used when information is
disclosed on the wrong circuit.
Navigation & Radars
Q11: What is the SPS-40 used for, and who mans it?
, A: The SPS-40 is the primary air search radar, manned by the Air Detection
Tracker (ADT) .
Q12: What is the SPS-67 used for, and who mans it?
A: The SPS-67 is the primary surface search radar, manned by the Surface
Detection Tracker (SDT) .
Q13: How many modes does the SPS-67 have?
A: Three modes – short, medium, and long pulse.
Q14: What is the SPS-73 used for?
A: The SPS-73 is the primary navigation radar.
Q15: What does DDRT stand for, and what is its primary purpose?
A: DDRT stands for Digital Dead Reckoning Tracer. Its primary purpose is to
take a geographic plot of the ship's own position.
Q16: What is the secondary purpose of the DDRT?
A: Man overboard detection and tracking.
Q17: Where does the DDRT receive its input from?
A: The pit sword (speed log) and gyro (gyrocompass).
Q18: How many radar repeaters (SPA-25H) are onboard, and where are they
located?
A: Four radar repeaters – one on the bridge and three in CIC.
Communications & Frequencies
Q19: What is the frequency range for HF, VHF, UHF, SHF, and EHF?
2026/2027 | PRACTICE QUESTIONS & DETAILED
SOLUTIONS | NEWEST VERSION
General Orders & Basic Knowledge
Q1: What is the 3rd General Order?
A: To report all violations of orders I am instructed to enforce.
Q2: What is the 9th General Order?
A: To call the Officer of the Deck (OOD) in any case not covered by instructions.
Shipboard Operations & CIC
Q3: What does CIC stand for, and what is its primary mission?
A: CIC stands for Combat Information Center. Its primary mission is to Gather,
Process, Display, Evaluate, and Disseminate tactical information.
Q4: What is the secondary mission of the CIC?
A: To control helicopters and assist the bridge.
Q5: What is a CASREP, and what are the four types?
A: A CASREP is a Casualty Report. The four types are:
1. Initial – first report of the casualty.
2. Update – provides additional information.
3. Correction – corrects previously reported information.
4. Cancellation – cancels a previous CASREP.
, Q6: What are the CASREP severity categories?
A:
o CAT 4 – Most serious; unit cannot get underway within 72 hours.
o CAT 3 – Serious; prevents unit from performing at least one primary mission.
o CAT 2 – Less serious; unit can still get underway and perform mission tasking.
o CAT 1 – Used for training purposes.
Q7: What is a SITREP, and what are the three types?
A: A SITREP is a Situational Report. The three types are:
1. Pinnacle – goes to the President.
2. Navy Blue – goes to the Chief of Naval Operations (CNO).
3. Unit – goes to the Immediate Superior in Command (ISIC) or the Commanding
Officer.
Q8: What is a LOGREQ?
A: A Logistics Request – used to make known logistics requirements for port
visits.
Q9: What is a MOVREP?
A: A Moving Report – used when the unit is more than 4 hours ahead or behind
the PIM (Position of Intended Movement) track, or 100 miles left or right of track.
Q10: What does EEFI stand for?
A: Essential Elements of Friendly Information – used when information is
disclosed on the wrong circuit.
Navigation & Radars
Q11: What is the SPS-40 used for, and who mans it?
, A: The SPS-40 is the primary air search radar, manned by the Air Detection
Tracker (ADT) .
Q12: What is the SPS-67 used for, and who mans it?
A: The SPS-67 is the primary surface search radar, manned by the Surface
Detection Tracker (SDT) .
Q13: How many modes does the SPS-67 have?
A: Three modes – short, medium, and long pulse.
Q14: What is the SPS-73 used for?
A: The SPS-73 is the primary navigation radar.
Q15: What does DDRT stand for, and what is its primary purpose?
A: DDRT stands for Digital Dead Reckoning Tracer. Its primary purpose is to
take a geographic plot of the ship's own position.
Q16: What is the secondary purpose of the DDRT?
A: Man overboard detection and tracking.
Q17: Where does the DDRT receive its input from?
A: The pit sword (speed log) and gyro (gyrocompass).
Q18: How many radar repeaters (SPA-25H) are onboard, and where are they
located?
A: Four radar repeaters – one on the bridge and three in CIC.
Communications & Frequencies
Q19: What is the frequency range for HF, VHF, UHF, SHF, and EHF?
