4. _________ is the process of removing exhaust gases from the cylinder after combustion
and replenishing the cylinder with fresh air.
(A) Compression
(B) Ignition
(C) Expansion
(D) Scavenging
21. The ___________ could be integrated with the auxiliary boiler and the exhaust gas
economizer (EGE) to form the advanced turbo-generator system (ATG)
(A) diesel generator engine
(B) gas turbine engine
(C) electrical propulsion system
(D) steam turbine engine
30. Which component of diesel engine could sustain the reciprocating forces at each cylinder
that act on the axis of cylinder？
(A) Crankshaft
(B) Turbocharger
(C) Fuel injection pump
(D) Fuel injector
5. What kind of action should be done before operating any centrifugal pump?
(A) See pump glands
(B) Check lubrication
(C) Filling liquid for case
(D) Open the connection between pump and motor
19. The strainers should be installed with ______________ that provide the pre-warning of the
necessity for cleaning the strainer.
(A) thermometers
(B) level indicators
(C) pressure drop indicators
(D) flow meters
20. Which kind of the membrane desalination process can provide a proven capability to
effectively and continuously generate fresh water from seawater?
(A) assimilation
(B) diffusion
(C) dissipation
(D) reverse osmosis
37. Which system shall the safety and environmental protection policy be stated in?
(A) Safety management system
(B) Emergency safety system
(C) Port state control system
(D) Training, certification and watch keeping system
39. What is the ideal intake pressure for the aspirated engines?
(A) Compression pressure
(B) Ignition pressure
(C) Ambient pressure
(D) Effective mean pressure
23. With the initiative of improving fuel economy, fuel treatments become essential for propulsive
diesel engine due to the usage of ___________.
(A) Low Sulphur Fuel Oil
(B) Residual oil
(C) Marine Diesel Oil
(D) Marine Gas Oil
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