.
Site categories
1/ Help
:

# Crew Evaluation Test online for seamans about Basic Ship Handling

“Seagull CES marine test online about Basic Ship Handling” (Crew Evaluation Test) will help marine specialists in preparation to exams for getting certificate of confidence.

This test contains 28 questions. Mode “Practice” and “Exam” have one difference – in “Exam” mode you can’t ask the computer to show you the right answer.

Choose mode in which you want take CES test:

Start test
A conventional rudder can be expected to be effective up to:
20-25° rudder angle.
70-75° rudder angle.
40-45° rudder angle.
50-55° rudder angle.
Next question
A ships manoeuvring characteristics are directly related to:
Engine power.
Hull form.
Rudder type.
L/B ratio.
Next question
A ships ability to manoeuvre depends on:
Steering and turning ability.
Steering and stopping ability.
Turning and stopping ability.
Steering, stopping and turning ability.
Next question
An experienced shiphandler is expected to:
Execute ship handling quickly.
Make a ship do what they want when they want.
Make a ship do what it is expected to do.
Take good care of the machinery during the ship handling operation.
Next question
For most ships, how far is the “wheel over point” from the start point of the turn?
0,5-1,0 ship length.
1,0-1,5 ship lengths.
1,5-2,0 ship lengths.
2,0-2,5 ship lengths.
Next question
Forces acting upon a ship during manoeuvring are in this course divided into how many groups?
2 groups.
3 groups.
4 groups.
5 groups.
Next question
If a rudder has its entire area aft of the rudder stock, then it is:
Unbalanced.
Semi-balanced.
Balanced.
Counter balanced.
Next question
The Twin Schilling rudders can rotate through a total arc of:
45°.
70°.
110°.
145°.
Next question
The change of pitch of the CP propeller is usually done by:
Hydraulic power.
Mechanical power.
Electrical power.
Manually.
Next question
The helicopter pilot is normally situated on:
Port side of the helicopter cockpit.
Starboard side of the helicopter cockpit.
Centre of the helicopter cockpit.
In the back of the helicopter cockpit.
Next question
What effect has shallow water on ships turning radius?
There is no effect on the turning radius.
The ship is not able to turn at all.
Next question
What influence to-days ship designs the most?
Seafarer interests.
Commercial interests.
Environmental interests.
National interests.
Next question
What is ship handling?
Operating lines and anchors in a proper way.
Operating the main engine in a proper way.
Operating the main engine and thrusters in a proper way.
Using forces under control to manage forces not under control.
Next question
What is the advantage of the “Single turn”?
It brings the ship back on an opposite course.
It stops the ship quickly.
The speed is reduced very little.
It is the fastest way to turn the ship around.
Next question
What is the advantage of the “Williamson turn”?
It brings the ship back on an opposite course.
It stops the ship quickly.
The speed is reduced very little.
It is the fastest way to turn the ship around.
Next question
What is the angle of the Twin Schilling rudders when full astern power is ordered?
70°.
95°.
105°.
145°.
Next question
What is the approximate emergency stopping distance for a 250 000 tdw VLCC travelling at 16 knots?
1 Nautical mile.
3 Nautical miles.
5 Nautical miles.
7 Nautical miles.
Next question
What is the first bridge response in an “immediate action” man overboard situation?
Rudder hard over to the side of the casualty.
Order stand-by in engine.
Sound the general alarm.
Prepare a pick-up boat.
Next question
What is the main purpose of the “combinator” in a CPP system?
Improve propeller efficiency.
Reduce fuel consumption.
Adjust engine RPM against propeller pitch.
Next question
What is the main purpose of the “flap rudder”?
To obtain cheaper rudder operation cost.
To reduce rudder size.
To ensure smoother water flow over the rudder.
To increase rudder reliability.
Next question
What kind of propeller are most ships equipped with?
Fixed propeller.
Variable pitch propeller.
Constant speed propeller.
Ducted propeller.
Next question
What will happen with the pivot point when your ship is making headway?
It will move forward.
It will move astern.
It will be in the centre of the vessel.
It will move down to the bottom of the vessel.
Next question
What will happen with water when it is forced to pass under the hull in shallow waters?
The speed of the water will increase and the pressure will decrease.
The speed of the water will increase and the pressure will increase.
The speed of the water will decrease and the pressure will increase.
The speed of the water will decrease and the pressure will decrease.
Next question
Where is the safest place to learn ship handling?
On a small ship with a powerful engine.
On a small ship with little engine power available.
On a ship handling simulator.
On a model ship.
Next question
Which alternative below lists three forces under control?
Main engine – Thruster – Anchor.
Rudder – Inertia Momentum – Current.
Propeller – Thruster – Fouling.
Hydrodynamic forces – Rudder – Moorings.
Next question
Which of the following methods is best to obtain precision track keeping in a turn?
Using fixed rate of turn.
Using autopilot.
Using manual steering.
Next question
Which of the following rudder types gives the smallest turning diameter?
Normal rudder.
Rotor rudder.
T-rudder.
Flap rudder.
Next question
Which propulsion system tends to be the least expensive to operate?
Turbines.
Steam turbines.
Gas turbines.
Diesel engines.
Show result
* In some questions may be more, than one right answer.