OOW Live Tutor
CATZOC and data quality
Admiralty ENC data quality guidance (OOW <3000GT oral syllabus, Module 4 — ECDIS)
Work through this topic with questions, explanations and follow-up practice. Speak naturally and interrupt when you need to. Sessions support up to 60 connected minutes, within your remaining allowance.
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Session transcript
Saved for recovery and your debrief
Your opening question and spoken answers will appear here.