“On-scene" communications would best be...

“On-scene" communications would best be...

Question 1 of 27070O9kHqJM7w78MQ0aeAoY4

“On-scene" communications would best be represented by?

Question 1 of 27070

Q

“On-scene" communications would best be represented by?

🔍 Key Concepts

• On-scene communications as part of the GMDSS distress and safety system • The difference between distress alerting and follow‑up/on‑scene coordination • Typical frequencies/modes used for initial alerting vs voice or data on-scene traffic

💭 Think About

• Which of these options are primarily used to START a distress alert, and which are used for FOLLOW‑UP communications between units already on scene? • For true on‑scene coordination, do you usually want an automated alerting system, or an easily usable working channel/mode between rescue units and the vessel in distress? • Think about which frequencies/modes listed are internationally recognized for on‑scene safety/distress communications rather than long‑range or system-initiated alerting.

✅ Before You Answer

• Identify which answer choices are initial distress alert methods (not on‑scene working methods). • Check which frequency/mode is specifically associated with voice or data traffic after the alert in the GMDSS structure. • Verify which listed mode/frequency is commonly used for coordinating SAR units already at the incident location, not for sending the first emergency call.