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Lgto exit exam questions pdf free download-1

Published

5 months ago

22/01/2024

Lgto exit exam questions pdf free download

Here are 30 multiple-choice questions (MCQs) along with four options for each question related to “Liquefied Gas Tanker Cargo Operations.” The correct answer for each question is indicated with an asterisk (*).

Question 1: What is the primary cargo carried by Liquefied Gas Tankers?

A) Crude oil
B) Liquefied natural gas (LNG)
C) Gasoline
D) Diesel

Answer: B) Liquefied natural gas (LNG)*

Question 2: In liquefied gas tanker operations, what does the term “Cargo Containment System” refer to?

A) Methods of cargo heating
B) Procedures for cargo transfer
C) Design and construction of cargo tanks
D) Emergency response plans

Answer: C) Design and construction of cargo tanks*

Question 3: Which safety measure is crucial during cargo loading and unloading on liquefied gas tankers?

A) Minimal PPE usage
B) Adequate ventilation
C) Rapid handling
D) Restricted access zones

Answer: D) Restricted access zones*

Question 4: What is the primary function of an Inert Gas System on a liquefied gas tanker?

A) Cargo heating
B) Preventing cargo explosions
C) Enhancing cargo transfer speed
D) Reducing cargo vapor pressure

Answer: B) Preventing cargo explosions*

Question 5: Which gas is commonly transported as a cryogenic liquid on liquefied gas tankers?

A) Methane
B) Propane
C) Butane
D) Ethylene

Answer: A) Methane*

Question 6: In liquefied gas tanker operations, what does the term “Boil-Off Gas” refer to?

A) Excess cargo vaporization during transit
B) Emergency fire control gas
C) Fuel gas for the tanker’s engines
D) Gas generated during cargo loading

Answer: A) Excess cargo vaporization during transit*

Question 7: What is the primary purpose of a Cargo Heating System on a liquefied gas tanker?

A) Increasing cargo pressure
B) Reducing cargo vaporization
C) Preventing cargo crystallization
D) Enhancing cargo containment

Answer: C) Preventing cargo crystallization*

Question 8: Which liquefied gas tanker cargo operation involves transferring cargo from one tanker to another?

A) Loading
B) Unloading
C) Ship-to-Ship transfer
D) Tank purging

Answer: C) Ship-to-Ship transfer*

Question 9: What is the primary role of the Cargo Venting System on a liquefied gas tanker?

A) Reducing cargo pressure
B) Enhancing cargo containment
C) Heating the cargo
D) Increasing cargo vaporization

Answer: A) Reducing cargo pressure*

Question 10: Which safety measure is essential when conducting cargo transfer on a liquefied gas tanker?

A) Increased cargo temperature
B) Continuous cargo venting
C) Restricted access zones
D) Rapid cargo heating

Answer: C) Restricted access zones*

Question 11: In liquefied gas tanker cargo operations, what does the term “Vapor Return Line” do?

A) Returns excess cargo to the shore facility
B) Recirculates cargo vapors to the cargo tank
C) Provides fuel for the tanker’s engines
D) Discharges cargo vapors to the atmosphere

Answer: B) Recirculates cargo vapors to the cargo tank*

Question 12: What is the primary purpose of a Pressure-Relief Valve in liquefied gas tanker cargo operations?

A) Reducing cargo vaporization
B) Enhancing cargo containment
C) Preventing overpressure in cargo tanks
D) Providing fuel for the tanker’s engines

Answer: C) Preventing overpressure in cargo tanks*

Question 13: Which liquefied gas is commonly transported at atmospheric pressure?

A) Ammonia
B) LPG (Propane and Butane)
C) LNG (Liquefied Natural Gas)
D) Ethylene

Answer: A) Ammonia*

Question 14: What is the primary function of the Emergency Shutdown System on a liquefied gas tanker?

A) Enhancing cargo transfer speed
B) Preventing cargo vaporization
C) Ensuring safe and rapid shutdown in emergencies
D) Reducing cargo pressure

Answer: C) Ensuring safe and rapid shutdown in emergencies*

Question 15: Which liquefied gas tanker cargo operation involves removing inert gas from cargo tanks before loading?

A) Tank purging
B) Cargo heating
C) Loading
D) Unloading

Answer: A) Tank purging*

Question 16: What is the primary purpose of a Cargo Tank High-Level Alarm in liquefied gas tanker cargo operations?

A) Enhancing cargo containment
B) Preventing cargo crystallization
C) Signaling excess cargo volume
D) Reducing cargo vaporization

Answer: C) Signaling excess cargo volume*

Question 17: Which safety measure is essential when conducting tank purging on a liquefied gas tanker?

A) Continuous cargo venting
B) Restricted access zones
C) Minimal PPE usage
D) Rapid cargo heating

Answer: B) Restricted access zones*

Question 18: In liquefied gas tanker cargo operations, what does the term “Boil-Off Control System” do?

A) Controls cargo vaporization rate
B) Monitors cargo temperature
C) Prevents cargo crystallization
D) Enhances cargo transfer speed

Answer: A) Controls cargo vaporization rate*

Question 19: What is the primary function of a Cargo Pump in liquefied gas tanker operations?

A) Reducing cargo pressure
B) Enhancing cargo containment
C) Transferring cargo to and from shore facilities
D) Providing fuel for the tanker’s engines

Answer: C) Transferring cargo to and from shore facilities*

Question 20: Which liquefied gas is commonly transported in semi-refrigerated gas tankers?

A) Ethylene
B) Propane
C) LNG (Liquefied Natural Gas)
D) Butane

Answer: A) Ethylene*

Question 21: In liquefied gas tanker cargo operations, what does the term “Closed Loading System” involve?

A) Loading cargo in open-air environments
B) Preventing cargo vaporization
C) Loading cargo in closed and pressurized systems
D) Rapid cargo heating

Answer: C) Loading cargo in closed and pressurized systems*

Question 22: Which cargo operation on a liquefied gas tanker involves removing cargo residues and gases from the cargo tanks?

A) Cargo loading
B) Cargo unloading
C) Tank purging
D) Ship-to-Ship transfer

Answer: C) Tank purging*

Question 23: What is the primary purpose of a Cargo Tank Pressure Control System in liquefied gas tanker operations?

A) Reducing cargo vaporization
B) Ensuring safe pressure levels in cargo tanks
C) Enhancing cargo transfer speed
D) Preventing cargo crystallization

Answer: B) Ensuring safe pressure levels in cargo tanks*

Question 24: In liquefied gas tanker cargo operations, what does the term “Reliquefaction Plant” involve?

A) Cargo heating system
B) Gas recovery system
C) Reducing cargo vaporization rate
D) Cooling and re-liquefying cargo boil-off

Answer: D) Cooling and re-liquefying cargo boil-off*

Question 25: What is the primary function of the Manifold System on a liquefied gas tanker?

A) Transferring cargo between tanks
B) Reducing cargo pressure
C) Enhancing cargo containment
D) Preventing cargo crystallization

Answer: A) Transferring cargo between tanks*

Question 26: Which safety measure is crucial during cargo tank cleaning on a liquefied gas tanker?

A) Increased cargo temperature
B) Continuous cargo venting
C) Restricted access zones
D) Rapid cargo heating

Answer: C) Restricted access zones*

Question 27: In liquefied gas tanker cargo operations, what does the term “Boil-Off Gas Compressor” do?

A) Compresses cargo vapors for propulsion
B) Recirculates cargo vapors to the cargo tank
C) Reduces cargo vaporization rate
D) Provides fuel for the tanker’s engines

Answer: A) Compresses cargo vapors for propulsion*

Question 28: What is the primary purpose of a Cargo Tank Pressure Vacuum Breaker in liquefied gas tanker operations?

A) Reducing cargo vaporization
B) Preventing overpressure or vacuum in cargo tanks
C) Ensuring safe pressure levels in cargo tanks
D) Enhancing cargo transfer speed

Answer: B) Preventing overpressure or vacuum in cargo tanks*

Question 29: Which cargo operation on a liquefied gas tanker involves discharging cargo residues and gases to shore facilities?

A) Cargo loading
B) Cargo unloading
C) Tank purging
D) Ship-to-Ship transfer

Answer: B) Cargo unloading*

Question 30: In liquefied gas tanker cargo operations, what does the term “IGS (Inert Gas System) Breakthrough” indicate?

A) Failure of the inert gas system
B) Excessive cargo pressure
C) Insufficient cargo volume
D) Inadequate cargo heating

Answer: A) Failure of the inert gas system*

These questions cover various aspects related to “Liquefied Gas Tanker Cargo Operations.” If you have any specific areas you’d like more questions on or if there’s anything else I can help you with, feel free to let me know!