Free Knowledge Checker
TEST YOUR MARITIME KNOWLEDGE
5 quick questions, drawn from real MAIB/MCA incident reports, MCA orals syllabuses and COLREGS. See how you score — no account needed.
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Stay Exam & Oral-Ready
Questions are mapped to real MCA/RYA oral syllabuses, STCW Polar/DP schemes and COLREGS — the same areas examiners and PSC inspectors probe.
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Stand Out to Recruiters
Signed-in crew build a Knowledge Currency record on their profile — a quiet signal to recruiters that you keep your knowledge current between contracts.
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Learn From Real Incidents
Many questions are built from real MAIB, FEBIMA, RMIMA and Gard incident reports — every wrong answer comes with the lesson and the source.
Choose a Topic
General Mix
General
Navigation
COLREGS
Cargo & Stability
Safety & Emergency
MARPOL / Environmental
MLC / Crew Welfare
ISM / SMS
GMDSS
ISPS
Leadership
Engineering / Technical
Catering / Galley
Legal / Command
RYA Knowledge Checks
Fishing Vessel — Stability & Safety
Fishing Vessel — COLREGS
Fishing Vessel — Deck & Gear Hazards
Fishing Vessel — Emergency Response
Yacht — REG Code Fundamentals
Yacht — Passenger Safety
Yacht — Advanced Compliance (500GT+)
Yacht — Advanced Systems (500GT+)
Yacht — Advanced Management (500GT+)
Large Yacht Code — Fundamentals
Large Yacht Code — Fire & Damage Control
Large Yacht Code — Tender & MOB Ops
Large Yacht Code — MLC Equivalence
Large Yacht Code — Survey & Certification
Vetting — Fundamentals
Vetting — Fire & LSA
Vetting — ISM Documentation
Vetting — RISQ Navigation
Vetting — RISQ Cargo (Solid Bulk)
Vetting — RISQ Cargo (Grain)
Vetting — RISQ ISM
Vetting — RISQ Pollution Prevention
Vetting — RISQ Hatch & Lifting
Vetting — RISQ Mooring
Vetting — SIRE Navigation
Vetting — SIRE Crew Management
Vetting — SIRE Maritime Security
Vetting — SIRE Cargo & Ballast
Vetting — SIRE Mooring & Anchoring
Vetting — SIRE Machinery Spaces
Vetting — SIRE Ice Operations
Vetting — SIRE Defect Reporting
Vetting — RISQ Certification & Defects
Vetting — USCG Port State Control
Vetting — OVID / DP FMEA
Vetting — OVID Process
Inspection & Audit — Statutory Certificates
Inspection & Audit — Class/Flag Status
Inspection & Audit — Document Control
Inspection & Audit — Vessel Particulars
Inspection & Audit — Inspection Readiness
Inspection & Audit — SMS Availability
Inspection & Audit — Risk Assessment
Inspection & Audit — Non-Conformity Reporting
Inspection & Audit — Management Review
Inspection & Audit — Change Management
Inspection & Audit — Joining Familiarisation
Inspection & Audit — Role Competence
Inspection & Audit — Drill Competence
Inspection & Audit — Language & Communication
Inspection & Audit — Manning
Inspection & Audit — Rest Records
Inspection & Audit — Workload Control
Inspection & Audit — Accommodation
Inspection & Audit — Food & Water
Inspection & Audit — Medical Welfare
Inspection & Audit — Passage Planning
Inspection & Audit — Master/Pilot Exchange
Inspection & Audit — Watchkeeping
Inspection & Audit — ECDIS/Position Fixing
Inspection & Audit — Bridge Communications
Inspection & Audit — Charts & Publications
Inspection & Audit — Radar/AIS
Inspection & Audit — Gyro/Magnetic Compass
Inspection & Audit — BNWAS/VDR
Inspection & Audit — Navigation Lights/Shapes
Inspection & Audit — Muster Organisation
Inspection & Audit — Emergency Communications
Inspection & Audit — Contingency Plans
Inspection & Audit — Shore Interface
Inspection & Audit — Post-Drill Debrief
Inspection & Audit — Fire Detection/Alarms
Inspection & Audit — Fixed Extinguishing
Inspection & Audit — Fire Pumps/Main
Inspection & Audit — Portable Extinguishers
Inspection & Audit — Fire Doors/Dampers
Inspection & Audit — Lifeboats/Rescue Boats
Inspection & Audit — Launching Appliances
Inspection & Audit — Lifejackets/Immersion Suits
Inspection & Audit — Pyrotechnics/EPIRB
Inspection & Audit — Muster Lists
Inspection & Audit — Engine-Room Rounds
Inspection & Audit — Critical Equipment
Inspection & Audit — Alarm Management
Inspection & Audit — Planned Maintenance
Inspection & Audit — Spare Parts
Inspection & Audit — Emergency Generator
Inspection & Audit — Switchboards
Inspection & Audit — Battery/UPS
Inspection & Audit — Electrical Safety
Inspection & Audit — Lighting
Inspection & Audit — Doors/Hatches
Inspection & Audit — Vent Closures
Inspection & Audit — Bilge Systems
Inspection & Audit — Hull Openings
Inspection & Audit — Freeing Ports
Inspection & Audit — OWS/15ppm
Inspection & Audit — Oil Record Book
Inspection & Audit — SOPEP
Inspection & Audit — Bunkering Controls
Inspection & Audit — Sludge/Bilge Management
Inspection & Audit — Fuel Changeover
Inspection & Audit — IAPP/BDN
Inspection & Audit — Incinerator
Inspection & Audit — Garbage Plan/Record
Inspection & Audit — ODS/EGCS
Inspection & Audit — BWMS Operation
Inspection & Audit — Ballast Records
Inspection & Audit — D-2 Compliance
Inspection & Audit — Invasive Species
Inspection & Audit — Sediment Management
Inspection & Audit — Cargo Plan
Inspection & Audit — Stability/Stress
Inspection & Audit — Cargo Records
Inspection & Audit — Hazard Controls
Inspection & Audit — Cargo Securing
Inspection & Audit — Cargo Transfer
Inspection & Audit — IG System
Inspection & Audit — Closed Loading
Inspection & Audit — Tank Atmosphere
Inspection & Audit — ESD/Communications
Inspection & Audit — Field Operations
Inspection & Audit — DP/Positioning
Inspection & Audit — SIMOPS
Inspection & Audit — Deck Operations
Inspection & Audit — Client/Contractor Interface
Inspection & Audit — Mooring Plan
Inspection & Audit — Line Condition
Inspection & Audit — Winch Brakes
Inspection & Audit — Snap-Back Control
Inspection & Audit — Anchoring
Inspection & Audit — Corrosion/Coatings
Inspection & Audit — Walkways/Rails
Inspection & Audit — Access Ladders
Inspection & Audit — Drainage
Inspection & Audit — Worksite Control
Inspection & Audit — PTW Controls
Inspection & Audit — LOTO
Inspection & Audit — Hot Work
Inspection & Audit — Enclosed Space
Inspection & Audit — Working Aloft/Overside
Inspection & Audit — ISPS Records
Inspection & Audit — Access Control
Inspection & Audit — Security Drills
Inspection & Audit — Cyber Access
Inspection & Audit — Suspicious Activity
Inspection & Audit — Radio Log
Inspection & Audit — Distress Equipment
Inspection & Audit — Battery Reserve
Inspection & Audit — MSI Reception
Inspection & Audit — Routine Tests
Inspection & Audit — Medical Locker
Inspection & Audit — Telemedical Advice
Inspection & Audit — First Aid Competence
Inspection & Audit — Illness Reporting
Inspection & Audit — Sanitation
Inspection & Audit — Shipboard Inspections
Inspection & Audit — Specialist Audits
Inspection & Audit — Finding Close-Out
Inspection & Audit — KPI/Trends
Inspection & Audit — Management Feedback
Inspection & Audit — Defect Entry
Inspection & Audit — Risk Controls
Inspection & Audit — Class/Flag Notification
Inspection & Audit — Temporary Repairs
Inspection & Audit — Close-Out Verification
Inspection & Audit — Near Misses
Inspection & Audit — Immediate Actions
Inspection & Audit — Root Causes
Inspection & Audit — Corrective Action
Inspection & Audit — Lessons Shared
Inspection & Audit — PIF Awareness
Inspection & Audit — Stop Work
Inspection & Audit — Challenge Culture
Inspection & Audit — Fatigue/Stress
Inspection & Audit — Learning Culture
Inspection & Audit — Cargo Hold Condition
Inspection & Audit — Hatch Covers
Inspection & Audit — Grain/Stability
Inspection & Audit — Cargo Gear
Inspection & Audit — Dry-Cargo SMS
Inspection & Audit — Lashing
Inspection & Audit — IMDG Segregation
Inspection & Audit — Ro-Ro Fire Safety
Inspection & Audit — Vehicle Decks
Inspection & Audit — Cargo Access
Inspection & Audit — Survey Windows
Inspection & Audit — Conditions/Recommendations
Inspection & Audit — Statutory Surveys
Inspection & Audit — Remote Survey Evidence
Inspection & Audit — Flag Circulars
Inspection & Audit — Opening Meeting
Inspection & Audit — Document Presentation
Inspection & Audit — Clear Grounds
Inspection & Audit — Deficiency Control
Inspection & Audit — Detention Response
Inspection & Audit — SEEMP/CII
Inspection & Audit — EU/Local Requirements
Inspection & Audit — Energy Records
Inspection & Audit — Waste Interface
Inspection & Audit — Environmental Culture
Inspection & Audit — PPE Control
Inspection & Audit — Exposure Controls
Inspection & Audit — Manual Handling
Inspection & Audit — Noise/Heat
Inspection & Audit — Safety Observations
Inspection & Audit — Master's Review
Inspection & Audit — Toolbox Talks
Inspection & Audit — Handover
Inspection & Audit — Crew Engagement
Inspection & Audit — Language Support
Inspection & Audit — Logbook Integrity
Inspection & Audit — Electronic Records
Inspection & Audit — Data Backups
Inspection & Audit — Access Permissions
Inspection & Audit — Photo/Document Evidence
DP — Fundamentals
DP — Human Factors
DP — Blackout Response
DP — Gyro Jump
DP — DSV Diver in Water
DP — Operations
DP — What-If (DPO)
DP — What-If (Master/C-O)
DP — Drive-Off Fundamentals
DP — FMEA Trials
DP — Alarm Management
DP — Incident Reporting
DP — Drillship / MODU
DP — Crane Operations
DP — Walk-to-Work / Offshore Wind
DP — Drive-Off
DP — Risk Assessment
DP — Power Management System
DP — Class Notation
DP — Safety-II & Resilience
DP — Reference System Loss (Cascade)
DP — GPS Spoofing (Cascade)
DP — Control System Failure (Cascade)
DP — Fire/Flooding Affecting DP
DP — Motion & Wind Sensors (MRU/VRU)
DP — ROV Operations
RYA — CO Poisoning (Leisure Craft)
RYA — Powerboat Manoeuvre Risk
Fishing Vessel — Deck PPE Normalisation
Fishing Vessel — Gear Recovery Warning Signs
Fishing Vessel — Fatigue & Deck Wash Flooding
Fishing Vessel — Pot Shooting Entanglement & PPE
RYA — Offshore Racing Rigging Load
Small Passenger Vessel — Pilotage & Local Knowledge
Fishing Vessel — Electrical Fire Risk
RYA — Small Craft Night MOB & Tethering
Fishing Vessel — Skipper Fatigue & Illness Watchkeeping
Fishing Vessel — Winch Communication & Confirmation
RYA — Leisure RIB Alcohol, Speed & PFD
RYA — Sailing Powered Winch Isolation
Fishing Vessel — Pot Hauling Fatigue & Posture
Fishing Vessel — Pot Deployment Entanglement & Separation
Fishing Vessel — Watch Alarm Verification & Fatigue
Cargo — Enclosed Space Permit-to-Work (Coal Cargo)
Deck — Lifting Equipment & Suspended Load
RYA — MOB Risk Assessment (Disabled Sailing)
RYA — RIB Safety Briefing & Seating
Fishing Vessel — Lone Working Entanglement & EPIRB
Fatigue — Watchkeeping & Passage Planning
Day Skipper — Seamanship & Ropework
Day Skipper — Marine Environment
Seamanship — Fuel & Engine
Seamanship — Electrical & Corrosion
Seamanship — Hull Maintenance
Seamanship — Boat Handling
Seamanship — Battery & Layup
Seamanship — Rigging Checks
Competent Crew — Basics