Anchoring, Mooring, Berthing. Test 1 – Online Maritime Tests

How is an enclosed space tested to check it is safe to enter?

By standing and smelling the atmosphere.
By using an oxygen analyzer and an explosimeter.
By a litmus test.
By checking that the inert gas has less then 4% oxygen content.

How would you know when 3 shackles of cable have been paid out?

By locating seizing wire on the link on either side of the joining shackle.
By counting the links.
By locating metal tags.
By asking the chief mate.

Electricity as a power source for deck machinery would NOT be suitable for which of the following?

Refrigerated vessels.
General Cargo ships.
Crude Oil Tankers.
Ro/Ro - Container ships.

If a nylon mooring rope gets wet by immersion in the water, it undergoes _____

no change in strength but some elongation.
an increase in strength of 20 %.
a decrease in strength of 20 %.
no change in strength or length.

Before tucking the strands of ropes to be spliced, what should you do first?

Thin the strands down by cutting out half the fibres.
Tie a knot at the end of each strand.
Tightly whip the end of each strand.
Number each strand in order of tucking.

What type of wire rope is used for lifeboat falls?

High tensile 6x6 stranded steel with steel core.
Non-flexible steel wire rope.
6x36 stranded with fibre core.
6x12 stranded with anti twist lay.

Which of these is not likely to cause a spark?

Steel striking another piece of steel.
Dropping a rubber mallet down a cargo hatch.
Steel striking against copper.
Dropping a steel wrench down a cargo tank.

When should doors, side scuttles, gangway doors, cargo ports and other openings which are to be kept watertight at sea be closed at the start of the voyage?

Before leaving the port.
Before encountering heavy weather.
Before entering open waters.
Before leaving the pilot station.

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