OCTCO EXIT EXAM QUESTIONS AND ANSWERS AS PER STCW DG SHIPPING EXIT EXAM.

The IBC code defines ____ types of chemical tankers.

  1. 2
  2. 3       *
  3. 4
  4. None of the above

All VLCC normally has cargo tank heating arrangements as

  1. Heating steam arrangement in the individuals tanks by steam circulation             *
  2. Deck heaters electrically heated for circulation through heaters
  3. Deck steam heater heated by steam circulation
  4. None of the above

Tankers will have additional fireman outfits other than the normal requirement

  1. 1
  2. 2        *
  3. 4
  4. No excess is required

Chemical tankers are required to comply with the various safety aspects of

  1. SOLAS chapter VI
  2. SOLAS Chapter VII                *
  3. SOLAS Chapter VIII
  4. SOLAS Chapter V

If a cargo is of low Flash point it is said to be

  1. Flammable    *
  2. Poisonous
  3. Toxic
  4. Non-Flammable

What is the pump capacity depending on

  1. Liquid velocity
  2. Total pressure head            *
  3. Liquid temperature
  4. Suction pressure

As per definition of MARPOL Annex I, a crude oil means a tanker designed to carry _____

  1. Crude oil and other dirty oil
  2. Crude oil along with some refined products
  3. Crude oil only              *
  4. Crude oil bur alternately may carry at times dirty and clean oil products also.

What does code R stands in ship-shore safety checklist

  1. Remarks
  2. Request
  3. Require
  4. Rechecked          *

Clean ballast is normally

  1. Ballast water loaded directly into a cargo tank after discharge
  2. Ballast water loaded into cargo tanks which have been crude oil washed
  3. Ballast water loaded into cargo tanks which have been crude oil and water washed               *
  4. Ballast water loaded in designated tanks used only for that purpose

How can you determine which grades of cargo a tanker vessel is permitted to carry?

  1. Check the loading order
  2. Ask the terminal supervisor or his representative
  3. Examine the cargo tanks and fittings
  4. Refer to the vessels certificate of inspection.              *

A fire extinguishing product produced by first mixing a foam concentrate with water to produce a foam solution is termed as

  1. Light water           *
  2. Halon 1301
  3. Chemical form
  4. DCP

High IG temperature trip is about

  1. 55oC
  2. 65oC
  3. 75oC                 *
  4. 85oC

In the event of a pneumatic remote control failure in the inert gas plant I/P and E/P control

  1. The inert gas plant must be operational within one hour of failure and the discharge may continue
  2. The discharge may be immediately halted   *
  3. The discharge rate may be reduced until the plant is repaired
  4. The venting of IG can be set to maintain a predetermined pressure and the discharge

Which of the following describes a liquefied gas?

  1. A liquid that needs to be store at absolute zero to prevent from becoming gases
  2. A gas that is mixed with another substance that causes it to liquefy
  3. A substance that at normal temperature and pressure would be a gas        *
  4. A liquid that requires to be heated above normal ambient temperature to make it gases

Black oils are generally

  1. Static accumulators
  2. Static Non-Accumulators      *
  3. Both
  4. None of the above

Which cargo operations are to be recorded in the cargo record book for an oil and chemical tanker?

  1. All cargo operations involving NLS or ballast if taken in cargo tanks
  2. All cargo operations involving NLS       *
  3. All liquid cargo and bunker operations
  4. All petroleum cargo loading operations

Crude oil of ship consists different types of

  1. Inorganic and Organic compounds
  2. Oxygen and carbon
  3. Nitrogen and phosphorus
  4. Hydrocarbons             *

Mast riser fire doesn’t normally occur during

  1. Purging
  2. Discharging               *
  3. Loading
  4. Venting inert gas pressure during normal pressure

When should employees be informed of the fire hazards to which they are exposed at work?

  1. Upon the initial assignment        *
  2. Within two days of the initial assignment
  3. Within 30 days of the initial assignment
  4. Within 90 days of the initial assignment

While discharging cargo, if the oxygen content within the inert gas main is above the SOLAS 1974 recommendations that they cannot reduce it, what would your actions be?

  1. Continue with cargo operations
  2. Call the chief engineer and continue with cargo operations
  3. Stop all cargo operations    *
  4. Call the master and continue with cargo operations

Dry certificate is a document issued at the discharge port by a representative of the consignee in charge

False

True       *

Inert gas system- A mechanical method of introducing inert gas into a vessel’s tanks on a tanker

True       *

False

Responsibility for the provision of SOPEP locker at an oil tanker rests with the

  1. Chief engineer
  2. Tanker cargo trading company
  3. Pumpman of the vessel
  4. Chief officer         *

When loading by gravity the last valve to be opened should be

  1. For the cargo tank to be loaded into
  2. The shore tank value
  3. The Ship’s manifold value
  4. The ship’s drop line value                     *

IG blowers are to be fitted with inlet and outlet valves in gas line with ______ seal

  1. Copper
  2. Aluminium             *
  3. Leather
  4. Rubber

The material remaining in vessel tanks, void spaces, and/or pipelines prior to loading. On board quantity includes water, oil, slops, oil residue, oil/water emulsions, sludge, and sediment

  1. Remaining un Pumpable (RUP)
  2. Slop quantity (SMQ)
  3. Sludge quantity (SLQ)
  4. Onboard quantity (OBQ)            *

After extinguishing a paint locker fire using the fixed CO2 system, the next step should be

  1. Opened and burned material removed
  2. Left closed with vents off until all boundaries are cool      *
  3. Checked for the proper oxygen level
  4. Opened and doused with water to prevent re-flash

_________ is considered as best material for IG blower impeller

  1. Chromium
  2. Steel                *
  3. Titanium
  4. Aluminium

When starting a positive displacement pump, the discharge valve must be ______

  1. Cracked open
  2. Half open
  3. Fully open      *
  4. Fully  close

The bursting pressure of new cargo hoses is required to be

  1. 5 times working pressure                 *
  2. 3 times working pressure
  3. 4 times working pressure
  4. 2 times working pressure

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