VTS Core Nautical Knowledge 4

Question 1

What is the primary purpose of a VTS 'traffic image'?

Accepted Answer

To maintain a comprehensive picture of all vessel movements in the VTS area

Answer

To photograph vessels for port records

Answer

To monitor weather conditions in the port

Answer

To track cargo manifests of arriving vessels

Question 2

What does 'draft' refer to when describing a vessel?

Accepted Answer

The vertical distance from the waterline to the lowest point of the keel

Answer

The speed of the vessel through the water

Answer

The weight of cargo the vessel is carrying

Answer

The direction the vessel is heading

Question 3

Under COLREGS, Rule 8 addresses 'action to avoid collision.' Which of the following best describes this rule?

Accepted Answer

Any action taken must be large enough to be readily apparent to the other vessel

Answer

Action must be taken only when vessels are within 1 nautical mile

Answer

Only the stand-on vessel is required to take action

Answer

Action must always consist of a course change, never a speed reduction

Question 4

What is a 'Notice to Mariners' (NtM)?

Accepted Answer

An official publication informing mariners of important matters affecting navigation

Answer

A VHF broadcast warning of immediate navigational hazards

Answer

A vessel's notice to port authority of intended arrival

Answer

A Customs form required for international arrivals

Question 5

When two power-driven vessels are on crossing courses, which vessel is the give-way vessel?

Accepted Answer

The vessel with the other on its starboard side

Answer

The vessel with the other on its port side

Answer

The slower vessel

Answer

The larger vessel

Question 6

In maritime communications, what does 'SECURITE' indicate?

Accepted Answer

A navigational or meteorological safety announcement

Answer

A distress call requiring immediate assistance

Answer

A vessel requesting port entry clearance

Answer

An urgency message about a person overboard

Question 7

What is 'way' as it pertains to vessel movement?

Accepted Answer

The movement of a vessel through the water

Answer

The vessel's heading relative to true north

Answer

The distance a vessel travels in one watch

Answer

The channel or fairway a vessel is navigating