Heim Online-Tests CES Dry cargo Deck Support Test online CES 5.1 for Deck department, Support level, Dry cargo vessel

Online-Test: Test online CES 5.1 for Deck department, Support level, Dry cargo vessel

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Frage 1 aus 90

Which of the following is a precautionary measure to prevent fire:

All the answers are good

Storing rags impregnated with oil in closed containers

Emptying dust bins

Cleaning dirty surface

With an Inmarsat-C terminal the option ‘PSTN’ for addressing is available. This option:

to deliver a message by telephone via a modem on the computer of the subscriber

to have the operator read the message by phone

Don't know

delivers a message as a telegram

Each ship fitted with a radiotelephone station shall listen on the distress frequency during navigation, for how many hours a day according to the regulations?

24 hours

16 hours

12 hours

8 hours

Which of the alternative methods of using a tug when escorting your ship through narrow waters do you think is the most effective if you lose steering power?

The tug-s bow against my stern, made fast with lines. By moving the tug to either side of my stern, this will help to steer the ship (figure 4).

Running free alongside, ready to be made fast (figure 2)

Made fast forward on either shoulder, ready to push (figure 3)

Made fast in a line at the bow (figure 1)

The OOW is expected to double-check the whole voyage plan?

Yes

Only the coastal part

Only if no ECDIS is used

Should recommended route information be used in conjunction with weather routing?

Sometimes

Yes

Only if recommended by weather routing

To accommodate expansion of piping on the deck of a chemical tanker the following are fitted:

Flanges on the pipes at frequent intervals?

Extra strong pipes that can withstand the forces of expansion?

Natural bends at intervals?

Expansion glands?

What is the weather associated with being in the centre of an Anticyclone (a region of High Pressure)?

Persistent rain and very humid weather

Strong winds and heavy rain

Strong winds but with very little rain

Light winds and fair weather, sometimes fog.

The heat required to raise the temperature of 1 kg of any particular substance 1°C is called:

Heat transfer coefficient

Latent heat

Specific heat

Adiabatic heat

What is the main advantage of having a central cooling system fitted on board ship?

It should require less maintenance than a conventional system using only sea water.

It does not require any seawater.

It is a simple system with minimum control requirements.

Only one heat exchanger is needed for all cooling duties.

LPG and other liquefied gases are often transported by sea on fully refrigerated gas carriers. What is the generally accepted definition of a fully refrigerated gas carrier?

Any gas carrier designed to carry liquefied gases and is fitted with a cooling plant.

A gas carrier, fitted with a reliquefaction plant, and designed to carry liquefied gases at the boiling temperature and at pressures slightly above atmospheric.

A gas carrier designed to load and carry liquefied gases at boiling temperature and at pressures slightly above atmospheric. No cooling plant is necessary as the cargo is loaded fully refrigerated.

Any gas carrier designed to carry pre-cooled liquefied gases in thermally insulated cargo tanks.

A cargo of palletized fruit on oblong pallets is being loaded into the 'tween deck space of a conventional reefer ship by stevedores under the supervision of the ship's crew. The pallets are loaded with the long side athwartships to ensure a stable stow. The final space in the first row is too small to fit another pallet athwartships. Select the option which gives the best course of action to be taken to deal with this situation.

Use a forklift truck to force the last pallet into the gap.

Complete the next row and fill the gap with dunnage (air) bags.

Complete the next row, cover the deck and secure the gap with wooden dunnage and plywood.

Turn the final pallet through 90 degree to fill the gap.

You are in an area of restricted visibility. You hear this sound signal. What does it mean?

That there is a vessel engaged in underwater operations in the vicinity. She has divers down.

That there is a vessel aground in the vicinity.

That there is a vessel at anchor in the vicinity.

That there is a vessel in distress nearby.

Which of the tools given in the options would be best suited for cutting a piece of angle iron?

Hacksaw.

Tenon saw.

Crosscut saw.

Rip saw.

What is the full name of the International Convention dealing with stability of passenger ships?

The International Convention for the Safety of Life at Sea

ISPS

International Safety Management code

SOLAS

Which ships shall apply to the amended version of the IGC Code?

Ships constructed on or after 30th June 1986.

Ships constructed on or after 15th July 1998.

Ships constructed on or after 5th June 1996.

Ships constructed on or after 1st July 1994.

On a General Cargo ship in the United States, what will be the consequences of a ship's failure to correct an unsafe stevedore working practice?

The duty officer will be arrested

The ship will be prosecuted

The port will lodge a protest against the ship

The master will be arrested

Does a joint of meat that has been filled with a stuffing mixture take longer or shorter to cook? (Select the most correct answer).

It makes no difference - they will take the same time to cook.

Shorter.

It depends on the amount of stock or other liquid added to the stuffing mixture.

Longer.

Some gas carriers are designed to carry both LPG and LEG. What is the design temperature on the cargo containment system on a LPG/LEG carrier?

Design temperature of the cargo containment system for an LPG/LEG carrier is minus 103 degrees C

Design temperature of the cargo containment system for an LPG/LEG carrier is minus 48 degrees C

Design temperature of the cargo containment system for an LPG/LEG carrier is minus 89 degrees C

Design temperature of the cargo containment system for an LPG/LEG carrier is minus 162 degrees C.

Why should passenger ships be subdivided into main vertical zones?

To comply with company specific standards defined in the Safety Management System

To comply with passenger safety, cargo safety and hull integrity training defined in the STCW convention

To comply with specific provisions for fire integrity defined in SOLAS and to ensure safety of passengers and crew in case of a fire

To comply with specific provisions for fire integrity defined by the Classification Society

What immediate actions should the Officer of the Watch take when the ship goes aground on an uncharted shoal in the middle of the ocean?

Stop engines and call the Master

Stop engines and tell the engine room to switch over to high suctions

Stop engines and immediately request "Full Astern"

Sound the General Alarm and plot the ships position

The Inert Gas Plant shall be capable of delivering inert gas with an oxygen content of not more than?

Max. 5% oxygen

Max. 8% oxygen

Max. 10.8% oxygen

Max. 2% oxygen

On board a crude oil tanker, where would you look for guidance on the washing system and equipment, together with the applicable operating procedures?

MARPOL 73/78 - Annex I.

The Oil Record Book - ship particulars page.

The ODME Operating Manual - manufacturer's instruction section.

The Operating and Equipment (COW) Manual.

Why does the Chief Mate have to reorder the cargo plan?

The wheels of hatchcover No. 7 came out off their tracks

Hatchcover No. 7 cannot be opened due to a defect in the hydraulic pump

Hold No. 7 is already loaded by the company ashore

The cadet disappeared with the cargo plan

Where and for what are rubber mats used on board a pure car carrier?

Under the loading ramp flap to prevent jetty damage

On the loading ramp to prevent damaging the ramp surface

Under the loading ramp flap to prevent vehicle damage

On a RoRo vessel, why should there be no more than two lashings secured to any one point on a ro-ro unit?

Because the vehicle securing point is likely to break in heavy weather

Because the vehicle itself is likely to tip over during heavy weather

Because the securing forces will not be evenly distributed

SOLAS reg II-2 and IMO MSC.1/Circ 1321 requires that cargo pump rooms on oil tankers shall be mechanically ventilated, using non-sparking suction type fans. What is the minimum number of changes of air per hour that a ventilation system must deliver?

At least 15 per hour.

At least 30 per hour.

At least 10 per hour.

At least 20 per hour.

What type of heat exchanger is shown?

Evaporative

Bundle and stack

Plate

Shell and tube

A CBT-tanker arrives at the loading port in ballast condition. What is today’s normal procedure for this type of vessel when loading?

Deballasting and loading simultaneously.

The vessel’s decision.

Pump out all the ballast before commencing loading.

Load a part of the cargo, de-ballast and resume loading.

What gives the condenser pressure in a 1 stage direct cooling plant?

It is the seawater temperature that gives the condenser pressure in a 1 stage direct cooling plant.

It is the cargo temperature in the cargo tank that gives the condenser pressure in a 1 stage direct cooling plant.

It is the seawater flow in the condenser that gives the condenser pressure in a 1 stage direct cooling plant.

It is the cargo vapour temperature that gives the condenser pressure in a 1 stage direct cooling plant.

How is the prime mover load normally kept to a minimum when starting up an electric driven reciprocating type air compressor?

By using an unloading device to keep the compressor delivery valves open until the machine is up to speed.

By using an unloading device to keep the compressor suction valves open until the machine is up to speed.

By keeping the second stage drain valve open until the machine is up to speed.

By keeping the main discharge valve closed until the machine is up to speed.

Which of these are indicators that an individual may be a drug smuggler?

The individual wears bulky or out of season clothing.

The individual is disinterested in the ship’s cargo.

The individual spends his or her free time hanging out with others.

The individual makes small local purchases.

An OBO or O/O carrier, due to the movement of liquid in a cargo hold during rough weather, the possibility of liquid entering the inert gas piping is great. To avoid this U-bends are sometimes fitted on the line emerging from the hatch coaming. These bends generally have a drain cock at the bottom. These cocks should be:

Opened and checked every day irrespective of the weather?

Opened after rough weather or before loading/discharging or transferring cargo to check for liquid accumulation and contents drained into a drip pan.

Never opened?

Left open during rough weather to prevent liquid being trapped in the U-bend and blocking the line?

Some vessels have a central hydraulic system consisting of a number of hydraulic power packs for driving cargo pumps, deck machinery, ship's cranes, etc. Which parameter is normally used to automatically bring the power packs on and off line to match operational demand?

Percentage of available flow.

Percentage of maximum pressure being used.

Temperature of hydraulic fluid.

Number of consumers running (pumps, etc.)

What is the meaning of the expression MARVS?

The meaning of MARVS is Maximum Actual Relief Valve Setting

The meaning of MARVS is Maximum Allowable Relief Valve Setting

The meaning of MARVS is Maximum Automatic Relief Valve Setting

The meaning of MARVS is Minimum Allowable Relief Valve Setting

What type of vessel is this?

Vessel not under command and not making way

Vessel at anchor carrying out special operations

Vessel aground

Deep draft vessel

The operation of a diesel engine is controlled by a mechanical-hydraulic, compensated speed sensing governor. How will the governor control be affected if the compensation needle valve is closed in and the engine load changes?

The governor will hunt resulting in erratic engine speed control.

Engine speed control will be sluggish.

A change in load will not affect a speed sensing governor.

Altering the compensation needle valve has no effect on speed control.

Many lamb product cargoes are carried at sea. Most of these are temperature sensitive. Which is the odd one out from the options given?

Tallow.

Carcass lamb.

Lamb offal products.

Chilled lamb.

In a fresh water tank we are using a pressure transmitter with a range of 0-0.5 bar / 4-20mA for level measurement. The transmitter is for different reasons installed 30 centimeters from the bottom of the tank, and the tank is 5 meters high. What will the output from the transmitter be when the tank is full? (Pending no calibration is made)

30 mA

19.04 mA

20 mA

21.2 mA

How is the condenser cooling water flow regulating valve automatically controlled in a vapour compression refrigeration system?

By the compressor discharge pressure.

By the quantity of refrigerant in the system.

By the temperature of the refrigerant after the evaporator.

By the temperature in the refrigerated room.

Why is it important to have an efficient fire patrol system on board passenger ships?

To ensure that an outbreak of fire may be prompltly detected

To control that passengers adhere to smoking regulations on board

To verify that the automatic fire-detection system is working properly

To show passengers in public areas we are on duty 24 hrs

On a RoRo vessel, what should be done when cargoes that transmit stack loads are to be loaded onto the vessel's decks or hatch covers?

Weld additional steel plates to the deck and/or hatch covers where stack loads are transmitted

Load the cargo under-deck instead

Stow the cargo on timbers of sufficient thickness so as to distribute the stack load

What is the main purpose of having a deaerator in a boiler feed water system?

To remove oxygen and other dissolved gases from the feed water.

To provide a dosage point for feed water treatment.

To reduce the total dissolved solids in the feed water.

Toact as the primary feed heater.

On routine daily inspection you notice that there is a light arcing between an alternator's carbon brushes and rotor sliprings, with alternator operating at 70% load. Should you:

Check the surface of the sliprings, polish if necessary and bed in the brushes

Clean up and increase the tension on the brushes

Move the position of the brushes around the sliprings to find the correct neutral position

Reverse the polarity of the excitation voltage at the brush holder connection

Following repair and refitting of the seawater pipe for the fresh water generator feed line the rating assisting with the work notices that one of the flange joints is leaking. What action should be taken by the rating?

Check the bolts are correctly tightened before informing the engineer so that the flange faces can be cleaned and re-jointed if necessary.

Shut off the water and apply silicon or other sealing compound to the outer edge of the flange joint.

Use a spanner with an extension pipe to try and stop the leak by tightening the flange bolts as much as possible.

Use a hammer and flogging spanner to try and stop the leak by tightening the flange bolts as much as possible.

Use Kirchoff's voltage law and Ohm's law to calculate the voltage V(2) across the resistance R(2).

0,75 V

2 V

4,5 V

6 V

On a Container vessel, why are twistlocks preferred as a means of securing containers compared to cone-based lashing systems?

Because cargo securing manuals do not allow for cone-based lashing systems

Because cone-based lashing systems are not type-approved by classification societies

Because cone-based lashing systems are more prone to failure than twistlocks

Because twistlocks provide uplift resistance as well as horizontal restraint, helping to prevent containers from falling overboard in heavy weather

A consignment of steel drums containing IMDG Class 8 cargo are about to be loaded in the hold of a General Cargo vessel; a number of drums are leaking slightly, what action should be taken?

The cargo consignment not be loaded at present; the Chief Officer must be informed and make final decision if the cargo is to rejected

The cargo must be stowed under deck

The drums can still be loaded provided that they are only loaded on deck

The cargo cannot be rejected and must be loaded

On the figure 4 possible definitions of the term "AFT SPRING" are shown. Which one is the correct one?

Aft spring is defined as A on the figure

Aft spring is defined as B on the figure

Aft spring is defined as C on the figure

Aft spring is defined as D on the figure

What name is given to the process on an oil tanker, when inert gas is being blown into a cargo tank, to reduce the level of oxygen it contains?

Blowing.

Purging.

Venting.

Gas-freeing.

What kinds of checks must be carried out on slings, wires and other items of lifting equipment before they are used in routine operations?

They must be tested under load, to ensure they can bear the planned weight.

They must be visually inspected to ensure that the ID and SWL marks are clearly legible.

They do not need to be checked. They are checked under the vessel's planned maintenance system every 12 months.

They must be visually inspected and ascertained, so far as is possible, as being in good working order and fit for purpose.

"Part way through a profiling interview with a supplier, the package the individual is carrying arouses your suspicion. What do you do?"

Confront the individual and demand that he open the package.

Discreetly inform someone of your suspicions so he or she can get assistance.

Call for help on the radio.

Take the package and open it.

After communication plugs are connected, the ESD is tested from?

No testing required.

Shore.

Ship and shore.

Ship.

Complete the following statement from the options given. 'Following maintenance work to a single element, feed water regulator for a steam boiler it is necessary to...

..apply lagging to the whole device.

..apply lagging only to the parts that can be touched by personnel.

..apply lagging to the water connection only.

..apply lagging to the steam connection only.

A medium speed diesel engine which is supported on a steel chocking system has had repeated problems with two of the chocks at the end of the engine on the port side becoming slack. This has led to some fretting damage to the bedplate and tank top in that area. What action should be taken to affect a cost effective permanent repair?

Replace the damaged chocks with resin based chocks of an appropriate size.

Replace the complete steel chocking system with a resin based system.

Tighten the holding down bolts in that area to 150% recommended load to prevent further slackening and fretting.

Replace the complete steel chocking system with one using resilient mounts to accommodate movement and avoid further incidents of fretting.

How should structural steel products be supported in a cargo hold?

Fore and aft dunnage spaced 3m apart provided in a vertically straight line at every tier

Athwartships dunnage spaced 1.5m apart provided in a vertically straight line at every tier

Athwartships dunnage spaced 3m apart provided in a vertically straight line at every tier

Fore and aft dunnage spaced 1.5m apart provided in a vertically straight line at every tier

Where shall you be able to activate the ship security alert system on board passenger ships?

Captain's office

Navigation bridge

From the navigation bridge and in at least one other location

Captain's- and Chief Officer's office

How many lifejackets are required in a passenger cabin?

Twice the number of beds in the cabin

At least 2

None, they will be handed out at the muster station

Same number as beds in the cabin

Why is the overboard discharge outlet on a chemical tanker located below the waterline?

To prevent damage to the hull paint by any chemicals that might be blown back against the ship's side.

So that personnel on board are protected from hazardous vapours by a layer of seawater.

So that tank cleaning can be carried out without anyone noticing.

To ensure that the cargo residues pumped out during tank washing are thoroughly dissolved and distributed in the ship's wake.

You are going to do deballasting of a double bottom tank. The pump is of centrifugal type and mounted above tank level. You are having problems getting the pump to take suction. What can you do to solve the problem?

Repeat start and stop of the pump until it gets suction.

Feed the pump from the sea water inlet pipe.

Get somebody to do the job for you.

Disconect the manometer pipe to get rid of an air pocket .

A cargo pumproom must be mechanically ventilated. What is the minimum number of atmosphere changes per hour that such a system must achieve?

10 changes per hour.

There is no specified minimum number of changes, provided it is running continuously throughout any cargo operation.

30 changes per hour.

20 changes per hour.

What are the minimum required air changes per hour for Special Category Spaces in cargo ships?

Under what load condition would sootblowing of the boiler tubes be most beneficial?

When the boiler is firing on low rate.

When the boiler burner is off.

When the boiler is firing on medium rate.

When the boiler is firing on high rate.

Is it required to have supplementary emergency lighting on board passenger ships?

Yes, all passenger public spaces and alleyways shall be provided with supplementary electric lighting

No, reflective marking indicates the escape routes

No, passengers should bring their own flashlights

No, portable battery operated lamps shall be provided in alleyways and public spaces

Hydrogen sulphide is a component associated with crude oil cargoes. At which of the following concentrations will dizziness, headache, nausea, etc occur within 15 minutes, followed by loss of consciousness and possibly death, after 30-60 minutes exposure?

50-70 ppm.

1,000 - 2,000 ppm.

200-300 ppm.

500-700 ppm.

Under SOLAS, what are the minimum required air changes per hour for ‘Special Category Spaces’?

Personnel on board ro-ro passenger vessels must undergo training courses before they can be part of the safe manning and assigned to emergency duties on board. What is minimum training requirement for all personnel?

No Training Course is required as long as the personnel have relevant experience

Basic Safety Training Course and Company Specific Familiarisation Course

Basic Safety Training Course and Crowd & Crisis Management Training Course

Basic Safety Training Corse

What is the primary cause of fatigue damage to the hull girder?

Repeated plastic deformation of the hull

The number of repeated stress cycles

Resonant rolling

Panting stresses

What is the main fixed fire-fighting system on a car deck?

CO2

Dry powder

Water sprinkling

Halon

Which kind of secondary barrier, if any, is required for an LNG carrier fitted with membrane type cargo tanks?

No secondary barrier required.

Partial secondary barrier.

Complete secondary barrier not formed by the hull.

Complete secondary barrier formed by the hull.

Which inert gas systems use only gases from the ship's main or auxiliary boilers?

The inert gas generator

Nitrogen generator

Combination - inert systems

The flue gas plant

Simple gauge glasses for indicating the boiler water level, such as the one shown here, are often fitted to low pressure boilers. What would be a reasonable schedule for blowing through the gauge glasses?

Once an hour

Once a month.

Once a day

Once a week

When may watertight doors in watertight bulkheads in tweendeck cargo spaces be open on board passenger ships?

Daytime only

At any time if watched by an authorized person

In ports only

During cargo handling only

Would there ever be the need for two lookouts on the Bridge watch?

Yes, possibly when there is dense fog and heavy traffic.

Never necessary

Every night there should be two lookouts, one on each bridge wing.

No, one lookout is sufficient even in fog

A palletised cargo is being loaded onto a reefer vessel. The cargo is stowed on wooden pallets. Select from the options given the best method to be used for lifting the pallets onboard the vessel in order to avoid damage to the pallet boards.

By using woven strops.

By using wire strops.

By using rope endless strops.

By using a patented semi-balanced lifting fork.

What additional stability information is required before a bulk carrier can load a full cargo of grain?

Grain loading conditions must be shown and the vessel is in possession of a Document of Authorization

The information is in a standard stability book should be sufficient to calculate a grain condition.

A bulk carrier cannot load a grain cargo

No additional conditions are required to be shown

Reefer vessels form part of the 'cold chain' in the transport of perishable goods from the producer to the consumer. There are times when hatches have to remain open in less than perfect conditions, for example strong winds. There are steps that can be taken however to mitigate the effects of this on cargo that has already been loaded. Which of the options given could be considered to be the most important measure to counter the effect of such conditions?

Run the cargo fans continuously during cargo operations.

Refrain from ventilating the cargo with fresh air.

Reduce the air delivery temperature.

Cover the stow with a Tenasco (heavy plastic) sheet where possible to protect it from the wind.

When disconnecting the cargo hose after discharging, some oil is drained into the drip-tray under the manifold which already contains a small amount of dirty water. What is the correct way to dispose of this oil?

Drain it to a cargo tank.

Mix in an appropriate quanoity of dispersant chemicals and drain it overboard when in open water.

Drain it overboard when the vessel is 50 nautical miles off the coast.

Transfer it to the sloptank and later discharge it to a reception facility.

In describing the characteristics of oil cargoes or oil / water slops, what is a mercaptan?

The component of hydrocarbon-based cargoes which is formed from Merolion Carbonized Tannin.

A device fitted to a cargo pump which automatically alerts the operator once traces of water start to be detected during discharge.

A chemical additive blended with crude oil to inhibit the natural "rotton egg" smell associated with certain grades.

A colourless, odorous gas, with a smell similar to rotting cabbage and which is generated naturally by the degredation of natural organisms, as may be found where water has remained under oil for a long time.

A conventional reefer vessel is to load frozen beef in cartons and also frozen carcass lamb. The vessel has four decks - A being the upper 'tween deck and D being the lowest deck. From the options given select the one that gives the cargo distribution that would result in the largest GM.

Fill decks A and B with frozen beef and decks C and D with frozen carcass lamb.

Fill decks A and C with frozen carcass lamb and decks B and D with frozen beef.

Fill decks A and C with frozen beef and decks B and D with frozen carcass lamb.

Fill decks A and B with frozen carcass lamb and decks C and D with frozen beef.

What is the best method for ensuring that the cylinder powers of a high speed diesel engine, fitted with a monoblock multi-cylinder fuel pump, are correctly balanced?

Measure the maximum pressure of each cylinder to check that they are equal.

Take a set of indicator cards using a mechanical indicator and calculate the cylinder powers.

Check the exhaust temperatures on each cylinder to see if they are equal.

Have the fuel pump phased and calibrated in a test workshop.

Which of the following insulation materials that are used onboard gas carriers has the highest diffusion resistance?

Mineral wool.

Polyurethane foam.

Perlite.

Air.

Cargo compressors are fitted on LPG carriers as part of the cargo and vapour handling system. Why is it important to 'bar over' a piston type LPG compressor before starting it up?

To prove the oil pump is working.

To avoid low suction pressure during start up.

To reduce the electrical start up load..

To make sure there is no liquid in the cylinders.

On a RoRo vessel, when checking cargo lashings during the voyage what must duty crew members pay special attention to?

The number of lashings per cargo unit

The tightness of lashings per cargo unit

The type of cargo lashing materials

What is the minimum number of relief valves to be fitted to any cargo tank of greater than 20 cubic meters capacity?

Minimum one pressure relief valve.

The number of relief valves is dependent of type of gas carrier.

At least two pressure relief valves.

Minimum two pressure relief valves in addition to the MARVS.

How do you find out your duties from the alarm instruction?

By entering the alarm instruction with your cabin number

Informed by the chief officer

The ship’s handbook

Given on the spot.

What kind of special safety measures are required when working on a stage aloft?

Harness with a rope secured to a safe point on the ship.

A rope around the waist, secured to the stage.

No special safety measures required.

Helmet, safety shoes and gloves.

The ABC-rules are an important part of the First Aiders know how. What does the First Aid ABC-rules stands for?

Airway Breathing Circulation

Anything But Continuation

A Better Control

Adults Behind Children

A burn may occur when electricity of high current and voltage passes through the body. Most damage occurs at the points of entry and exit of electricity. What is the treatment of electrical burns?

Place sterile dressing over the burn and secure with a bandage.

Apply lotions and ointment to injured area and secure with a bandage.

Break blisters and secure with bandage.

Remove loose skin and apply ointment. Don't secure with bandage.

Which one of the listed fire-extinguishing medium is to be preferred to fight a fire in an electric installation (for example the main switchboard)?

Foam.

Sprinkler.

Water fog.

Powder.

Dieser Online-Test besteht aus 90 zufälligen Fragen aus CES 5.1-Tests zu einem Thema Ihrer Wahl.