AIGF - Advanced Training for Ships subject to the IGF Code Exit Exam Questions - Set 3

Question 1

In Piping fabrication, For design pressures in ______________ and design temperatures of minus 10°C or colder, backing rings will be removed.

Accepted Answer

C: 10 bar

Answer

A: 30 bar

Answer

B: 20 bar

Answer

D: 40 bar

Question 2

In Piping fabrication, For design pressures in 10 bar and design temperatures of ___________, backing rings will be removed.

Accepted Answer

C: minus 10°C

Answer

A: minus 5°C

Answer

B: plus 10°C

Answer

D: plus 5°C

Question 3

In Direct connections of Piping fabrication, ____________ with sleeves and related welding, having dimensions in accordance with recognized standards

Accepted Answer

D: Slip-on welded joints

Answer

A: socket welded joints

Answer

B: U- welded joints

Answer

C: T - welded joints

Question 4

In Direct connections of Piping fabrication, Slip-on welded joints are only be used for instrument lines and open-ended lines with an ___________

Accepted Answer

C: external diameter of 50 mm or less

Answer

A: internal diameter of 50 mm or more

Answer

B: external diameter of 50 mm or more

Answer

D: internal diameter of 50 mm or less

Question 5

In Direct connections of Piping fabrication, Slip-on welded joints are only be used for instrument lines and design temperatures not colder than _______________

Accepted Answer

B: minus 55°C

Answer

A: minus 1000°C

Answer

C: plus 55°C

Answer

D: minus 5000°C

Question 6

In Direct connections of Piping fabrication, ____________ used for accessory lines and instrumentation lines with external diameters of 25 mm or less.

Accepted Answer

D: Screwed couplings

Answer

A: threaded coupling

Answer

B: All of the above

Answer

C: glued coupling

Question 7

In Direct connections of Piping fabrication, Screwed couplings used for accessory lines and instrumentation lines with _______________

Accepted Answer

C: external diameters of 25 mm or less

Answer

A: internal diameters of 25 mm or less

Answer

B: internal diameters of 25 mm or more

Answer

D: external diameters of 25 mm or more

Question 8

In Direct connections of Flanged connections, Flanges in flange connections will be of ____________

Accepted Answer

B: slip-on or socket welded type

Answer

A: t-welded type

Answer

C: U welded type

Answer

D: butt welded type

Question 9

In Direct connections of Flanged connections, For all piping except open ended, what restrictions is applied?

Accepted Answer

C: For design temperatures colder than minus 55°C, only welded neck flanges shall be used

Answer

A: For design temperatures colder than minus 55°C, only welded slip on flanges shall be used

Answer

B: For design temperatures colder than minus 55°C, only welded threaded flanges shall be used

Answer

D: For design temperatures colder than minus 55°C, only welded lap flanges shall be used

Question 10

In Direct connections of Flanged connections, For all piping except open ended, For design temperatures ___________ only welded neck flanges shall be used.

Accepted Answer

B: colder than minus 55°C

Answer

A: colder than minus 4400°C

Answer

C: colder than minus 3400°C

Answer

D: colder than minus 1000°C

Question 11

In Direct connections of Flanged connections, For design temperatures ____________ slip-on flanges shall not be used in nominal sizes above 100 mm

Accepted Answer

D: colder than minus 10°C

Answer

A: colder than minus 30°C

Answer

B: colder than minus 150°C

Answer

C: colder than minus 20°C

Question 12

In Direct connections of Flanged connections, For design temperatures colder than minus 10°C slip-on flanges will not be used in nominal sizes _________

Accepted Answer

B: above 100 mm

Answer

A: above 10 mm

Answer

C: above 250 mm

Answer

D: above 500 mm

Question 13

In Direct connections of Flanged connections, welded flanges shall not be used in nominal sizes _______________

Accepted Answer

D: above 50 mm

Answer

A: below 50 mm

Answer

B: below 25 mm

Answer

C: above 25 mm

Question 14

Deep well pump is the type of ____________ cargo pump found on gas carriers.

Accepted Answer

C: centrifugal

Answer

A: diaphragm

Answer

B: reciprocating

Answer

D: gear

Question 15

In Deep well pump, the prime mover is usually an ________

Accepted Answer

D: both (a) and (b)

Answer

A: hydraulic motor

Answer

B: none of the above

Answer

C: electric motor

Question 16

In Deep well pump, the motor is usually mounted on the top of the ________________

Accepted Answer

D: both (a) and (b)

Answer

A: drives via long transmission shaft

Answer

B: none of the above

Answer

C: cargo tanks

Question 17

In Deep well pump, the motor is usually mounted on the top of the cargo tanks and drives via ________

Accepted Answer

D: All of the above

Answer

A: long transmission shaft

Answer

B: the pump assembly located in the bottom of the tank

Answer

C: through a double seal arrangement

Question 18

In deep well pump, the cargo discharge pipeline surrounds the drive shaft and also it __________

Accepted Answer

C: both answer b and c

Answer

A: heats up the bearings

Answer

B: the shaft bearings are cooled

Answer

D: lubricated by the liquid being pumped

Question 19

Under STCW Code Table A-V/3-2, what is the mandatory requirement regarding personal protective equipment (PPE) and safety gear during Advanced IGF Code operations?

Accepted Answer

B: Strict compliance with approved safety procedures and flag state regulations

Answer

A: Optional adherence based on vessel size

Answer

C: Verbal recommendation without documentation

Answer

D: Applicable only during drydock operations

Question 20

What specific safety precaution must be observed when managing personal protective equipment (PPE) and safety gear for Advanced IGF Code on board?

Accepted Answer

C: Conducting a thorough risk assessment and briefing all involved personnel prior to starting work

Answer

A: Delegating tasks exclusively to untrained crew members

Answer

B: Proceeding without informing the officer on watch

Answer

D: Disabling automated safety alarms to save time

Question 21

Which international regulation specifies the minimum standard for personal protective equipment (PPE) and safety gear concerning Advanced IGF Code?

Accepted Answer

A: STCW Code Section A-V/3-2 and relevant SOLAS/MARPOL conventions

Answer

B: Tonnage Measurement Convention 1969

Answer

C: International Load Line Certificate Annex 3

Answer

D: Port State Control advisory note only

Question 22

What is the mandatory design feature for fuel piping containing LNG on ships subject to IGF Code?

Accepted Answer

A: Double-walled piping with inert gas purging or ventilation in inter-barrier space

Answer

B: Single wall heavy duty schedule 160 steel

Answer

C: Plastic lined copper piping

Answer

D: Flexible rubber hose with steel braid

Question 23

Under IGF Code, what is the lower flammability limit (LFL) threshold to trigger Emergency Shutdown (ESD)?

Accepted Answer

C: 20% LFL in gas fuel preparation rooms or ducting

Answer

A: 100% LFL

Answer

B: 50% LFL

Answer

D: 5% LFL

Question 24

What gas is used to inert LNG fuel tanks and supply lines prior to gas-freeing?

Accepted Answer

B: Dry Nitrogen gas

Answer

A: Carbon Dioxide

Answer

C: Argon

Answer

D: Compressed Air

Question 25

What type of LNG tank is self-supporting independent Type C under IGF/IGC Code?

Accepted Answer

D: Pressure vessel tank designed for working pressure above 2 bar gauge

Answer

A: Prismatic Type A tank requiring full secondary barrier

Answer

B: Membrane tank integrated into hull

Answer

C: Spherical Kvaerner-Moss tank

Question 26

What safety device protects LNG fuel tanks from overpressure during BOG accumulation?

Accepted Answer

B: Safety relief valves vented to dedicated vent mast

Answer

A: Vacuum relief valve only

Answer

C: Automatic water spray valve

Answer

D: Rupture disc discharging into engine room

Question 27

What parameter is monitored continuously in the inter-barrier space of LNG membrane tanks?

Accepted Answer

D: Gas concentration and temperature

Answer

A: Oil content and pH

Answer

B: Water level and salinity

Answer

C: Oxygen percentage only

Question 28

What type of gas detector is preferred for hydrocarbon gas detection in inert atmospheres?

Accepted Answer

C: Infrared (IR) gas detector

Answer

A: Catalytic bead detector

Answer

B: Flame ionization detector

Answer

D: Electrochemical cell

Question 29

What is the function of the BOG (Boil-Off Gas) compressor on LNG fueled vessels?

Accepted Answer

A: Compress boil-off gas for use as fuel in main/auxiliary engines or boilers

Answer

B: Vent gas into cargo holds

Answer

C: Condense BOG back to sea water

Answer

D: Cool engine jacket water

Question 30

What requirement applies to electrical equipment installed in IGF fuel preparation rooms?

Accepted Answer

D: Certified safe type (Ex-d, Ex-i, Ex-e) for Zone 1 hazardous area

Answer

A: Drip-proof industrial motor

Answer

B: Non-explosion proof with warning label

Answer

C: Standard marine IP54 enclosure

Advanced Training for Ships subject to the IGF Code (AIGF) (Set 3)

In Piping fabrication, For design pressures in ______________ and design temperatures of minus 10°C or colder, backing rings will be removed.

Questions in AIGF Set 3

Question Discussion & Notes

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