DWO Watchkeeping and Communication 5

Question 1

What is the OOW's responsibility when a vessel's GPS position and the radar-fixed position disagree significantly?

Accepted Answer

Investigate the discrepancy using all available means before proceeding

Answer

When position sources disagree, the OOW must resolve the discrepancy using cross-bearings, soundings, and other means before continuing.

Question 2

In the phonetic alphabet, what word represents the letter 'N'?

Accepted Answer

November

Answer

The ICAO/ITU phonetic alphabet assigns the word 'November' to the letter N.

Question 3

What is the significance of the term 'Safe Manning Certificate' aboard a vessel?

Accepted Answer

It specifies the minimum number and certification level of crew required for safe operation

Answer

The Safe Manning Certificate, issued by the flag state, defines the minimum crew complement and qualifications required for safe navigation.

Question 4

A vessel crossing a Traffic Separation Scheme (TSS) must do so at what angle?

Accepted Answer

At a right angle (90°) to the general direction of traffic flow

Answer

COLREGS Rule 10 requires vessels crossing a TSS to do so on a heading as nearly as practicable at right angles to the traffic flow.

Question 5

When is it mandatory for the OOW to call the engine room for standby during a port approach?

Accepted Answer

When entering pilotage waters or as specified in the master's standing orders

Answer

Standing orders and good seamanship require engines on standby when entering pilotage waters or as defined by the master.

(DWO) Deck Watch Officer Practice Test