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家 在线测试 CES 所有类型的船舶 2nd-Off / 3rd-Off Test for Officers onboard about Radio Communication (GMDSS) (CES v6.0)
在线测试： Test for Officers onboard about Radio Communication (GMDSS) (CES v6.0)
1
在线测试
描述
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该测试由 80 个随机问题组成。
有关此主题的总问题： 198
有关此主题的总问题： 198
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By wave length is understood:
The distance travelled by a radio vibration in a period.
The propagation direction of a radio vibration.
The length of a single spike in a wave.
The propagation speed of a radio vibration in free space.
Distress MF communications should normally be operated:
In G3E mode – on simplex basis.
In J3E mode – on simplex basis.
In J3E mode – on duplex basis.
In G3E mode – on duplex basis.
When a DSC-message of the “distress” category is received, in order to start distress alert communication in so far as not indicated in the alert, you will switch to VHF channel:
67.
16.
13.
85.
The ID of an Inmarsat-M station on board starts with:
6.
3.
1.
4.
What is understood by carrier frequency?
Frequency of the carrier wave.
The frequency of upper side band (UBS).
The frequency actually used by transmitter and receiver.
Frequency of single side band.
What is the first function of GMDSS?
Transmission and reception of on scene communication.
Transmission of ship to shore alerts.
Reception of shore to ship distress alerts.
Transmission and reception of signals for locating.
Which type of call will be sent by a ship adrift and needing the assistance of a tug? The weather is not bad and the ship will be aground 24 hours later.
Distress relay call.
Urgent call.
Distress call.
Safety call.
According to the rules of GMDSS vessels equipped for all sea areas have to be provided with:
406,0 MHz Cospas-Sarsat EPIRB.
1,6 GHz Inmarsat/DSC EPIRB.
156,3 kHz EPIRB.
121,5/243,0 MHz VHF EPIRB.
To get proper conversation discipline in maritime radio traffic:
Every available VHF-channel should always be used.
Only after permission by captain, to send and/or receive on a VHF-channel pointed out the master.
Communication should be done only as per company’s prescribed schedule.
Only necessary radio conversations are made in a concise and businesslike way.
On board one can use the reflections in the ionosphere by the right choice of:
The length of the aerial.
The time of transmission.
The type of equipment.
The mode of transmission.
What is the two letter signal, to be used by flags, radiotelephony or radiotelegraphy, meaning “Calling All Ships”?
AS.
CA.
CQ.
TT.
Silencing by a station, not in charge of the distress-traffic, is done as follows:
“SEELONCE MAYDAY” followed by the call-sign of the ship in distress.
“SILENCE DISTRESS” followed by call sign of the ship in distress.
“SEELONCE MAYDAY” followed by the silencing station’s call-sign.
“SEELONCE DISTRESS” followed by the silencing station’s call-sign.
The traffic list of a coast-station is a list of:
Call-signs of ships for which a radio-telephone call, a telegram or another call is intended.
Name of ship’s scheduled for berthing.
Pertinent navigational and weather information.
Names of ships which, on behalf of safety at sea, are being routed by a traffic control system.
The number of oscillations of a wave per seconds is called:
Frequency.
Wavelength.
Period.
Class of emission.
An EPIRB has been activated accidentally. Which of the following is correct for cancelling the false distress alert?
Call the nearest coast station and inform it that a false distress alert has been transmitted.
Send a distress priority VHF DSC call and make broadcast to all stations.
Make broadcast to all stations on VHF 16.
Call a LUT and inform it.
In the Inmarsat Maritime Communications Handbook one can find information about:
Ship’s Inmarsat Id’s.
2 digit code telex services.
Radio telex commands.
Numbers of fax subscribers.
The typical “daylight-frequencies” for long distance transmission are located in the:
VHF-band.
16 or 22 MHz-band.
4 or 6 MHz-band.
8 or 12 MHz-band.
A wire aerial for an MF/HF-transmitter must be suspended between isolators:
To prevent contact with earth.
To prevent burns when touching the aerial.
To save energy.
To make the way for aerial currents as long as possible.
A distress alert sent by Inmarsat to an RCC is sent via:
LES.
The managers office.
LUT.
NCS.
By reduced transmitting power is meant in VHF a power between:
100 watt.
0,5-1 watt.
6-25 watt.
5-10 watt.
The identification of a coast station is composed as follows:
33 followed by the MID number.
00 followed by an MID-number and station number.
00 followed by an MID-number.
00 followed by an MMSI-number.
By the term “Stand by” the operator of a coast-station means that one should:
Give the position of the ship.
Wait on this channel for one hour.
Switch back to the calling channel.
Wait until the coast-station calls again.
At the entrance to the space where batteries are stored on board the following notice must be fitted:
Electrician only.
Keep access free.
No entry with naked light and/or flame.
Crew only.
Long distance communication in the HF-bands depends on:
Weather conditions.
Satellites.
Ground wave.
Ionisation layers.
By FleetNET communication is understood:
An urgent message for all ships in a particular area.
A MSI-message destined for ships in specific geographical area.
A HF-NBDP-message destined for ships in a certain geographical area.
An EGC-message destined for ships with the same group call number.
You have an important navigational or meteorological warning to transmit. What call should proceed this message when made on the radio telephone?
MAYDAY MAYDAY (3 times).
PAN PAN (3 times).
SECURITE SECURITE (3 times).
VICTOR VICTOR (3 times).
On area A3 the function “Transmission and reception of signals for locating” is mainly based on:
The use of SART transponders.
The use of SARSAT COSPAS Epirbs.
The use of MF DSC.
The use of HF DSC.
The normal mode of operation for each coast station shall be indicated in:
The ITU List of Radiotermination and Special Services.
The ITU List of Ship Stations.
The ITU List of Call signs and numerical identities of station used by the maritime mobile and maritime mobile-satellite services.
The ITU List of Coast Station.
The whip-antenna of the MF transceiver was lost in bad weather. The MF transceiver can be used again:
If the whip-antenna is replaced by an antenna of about the same length as the original one.
If instead of the whip-antenna, another whip-antenna such as the spare VHF antenna is connected.
Only if the whip-antenna is replaced by another whip-antenna of the same length.
If the whip-antenna is replaced by a Sat-C antenna.
If a ship according to the rules of GMDSS is equipped with an MF/HF radio set a DSC listening watch must be kept on:
2 187,5 kHz, 8 414,5 kHz and for instance 12 577,0 kHz.
All DSC distress frequencies.
2 182 kHz and channel 70.
8 414,5 kHz and on at least one of the following DSC frequencies: 4 207,5 kHz, 6 312,0 kHz, 12 577,0 kHz or 16 804,5 kHz.
What is the proper term used to describe a coast radio station that primarily handles chargeable ship-to-shore message traffic of a routine nature?
Network Coordination Station.
Mobile Radio Service.
Accounting authority.
Public Correspondence Station.
According to the rule of GMDSS, channel 70 is used for:
Distress traffic.
Urgent communications.
Alerting.
Distress and urgency traffic.
What HF-band is generally suitable for long distance transmission if one of two stations is Located in twilight?
22 MHz.
16 MHz.
4 MHz.
12 MHz.
What are the NAVTEX messages categories which cannot be suppressed?
Satnav messages.
A, B, C.
Weather forecasts.
A, B, D.
The number of oscillations of a wave per seconds is called:
Class of emission.
Wavelength.
Period.
Frequency.
Is it necessary to state the accounting code of the vessel in fully automated radio telex-traffic with a coast-station?
Yes.
No, because the AAIC is included in the radio telex-identification.
No, when AAIC is unknown, it will be asked for.
It depend upon your location.
A SART must be visible on the ship’s radar from a distance of at least:
5 miles.
10 miles.
30 miles.
50 miles.
MF communication is usually provided by:
None of the mentioned.
Sky wave.
Space wave.
Ground wave.
Which word will precede a routine message?
PAN-PAN.
ROUTINE.
MAYDAY.
No specific word will precede a routine message.
Which type of call will be sent by a ship adrift and needing the assistance of a tug? The weather is not bad and the ship will be aground 24 hours later.
Distress relay call.
Distress call.
Safety call.
Urgent call.
The word SATCOM is spelled conform the international phonetic alphabet:
Sierra, Anna, Tango, Cornelies, Oslo, Mike.
Sierra, Able, Tango, Cornelies, Oslo, Man.
Sierra, Able, Tripoli, Charlie, Oscar, Mike.
Sierra, Alfa, Tango, Charlie, Oscar, Mike.
The type of Inmarsat station A, B, C, M is recognized by:
The first four digits of the identification.
Last digit of the identification.
The first two digits of the identification.
The first digit of the identification.
Which equipment will detect a signal from a SART transponder?
S band radar.
DSC receiver.
X band radar.
Radio Direction Finder.
With what system is a NAVTEX-message transmitted?
ARQ.
SELFEC.
JRC.
FEC.
Your vessel is not in distress and not taking part in a distress operation. How would you impose radio silence on vessels which are interfering the distress traffic?
Seelonce Pan.
Seelonce Distress.
Seelonce Mayday.
Seelonce Securite.
In radio telephony what is the “URGENCY CALL” which should be used to indicate that you have a very urgent message to transmit concerning the safety of another vessel or person?
MAYDAY-MAYDAY (3 times).
SECURITE-SECURITE (3 times).
PAN-PAN (3 times).
Victor-Victor (3 times).
You want to send a DSC-call in connection with a shore telephone-call. You must choose:
Urgency.
Routine.
Distress.
Safety.
The frequency 121,5 MHz is used for:
SART transponder.
DSS VHF calls.
SARSAT-COSPAS EPIRBS.
INMARSAT E EPIRBS.
Moored in a harbour, transmitting with a mariphone is:
Allowed in emergency only.
Allowed in consultation with harbour master.
Always allowed.
Not allowed.
Which of the following is a Accounting Authority Identification Code?
227990850.
F1B.
FR01.
2 187,5.
Inmarsat is short for:
International Maritime Satellite System.
International Maritime Satellite Organisation.
International Maritime Safety Organisation.
Internal Marine Safety Organisation.
The batteries must be placed in a well ventilated place, so that:
The person can work in the compartment.
The detonating gas can be discharged.
The production of detonating gas can be prevented.
There is sufficient oxygen available for optimum working of the batteries.
The word SHIP is spelled conform the international phonetic alphabet:
Singapore, Hotel, India, Paris.
Sugar, Hotel, Italia, Peter.
Sierra, Hotel, India, Papa.
Sierra, Hotel, Item, Papa.
VHF channel 6 is:
Public traffic channel.
Inter-ship channel.
Safety channel.
Intra-ship channel.
Via a coast-station radio medical advice is asked using NBDP. What command has to be given after ga +?
Medical.
med +.
pan +.
38 +.
Which of the following is a ship MMSI?
1227200.
227530000.
22753000.
2275300.
When sending an OBS (weather report) with Inmarsat one should use Service Code “41”. With this address the weather report will always be transmitted to:
KNMI in Holland.
The meteorological office of the ship’s flag state.
The meteorological station connected with the CES used.
MET office Washington, this office will take care of further dispatch of the weather reports.
A VHF transmission range is mainly determined by:
The height of the aerial.
The transmission power, propagation and the quality of the receiver.
Whether it is radio-telephony, radio-telex or DSC.
The ocean region.
To receive distress alerting and MSI via an Inmarsat-C set vessels must have:
A radio officer on board.
SES or an EGC receiver.
MF/HF radio telex scanner with printer.
Suitable for 518 kHz NAVTEX receiver.
The display of the DSC-controller on board is showing the following lines: RX: 002442000; CH87; D Sellcall Routine. We’re asked to listen on:
VHF-channel 16.
Channel Delta of the coast station.
VHF-channel 87.
Radio telephony-channel 7 in the 8 MHz band.
According to the rules of GMDSS all vessels have to be equipped with:
On both sides an EPIRB.
A VHF in captains cabin.
A possibility to receive MSI.
At least three mariphones.
What do you understand by the initials EPIRB?
This means: Emergency Plotting Indicator Response Beacon.
This means: Emergency Position Indicating Radio Beacon.
This means: Emergency Personal Indicator Rescue Beacon.
This means: Emergency Plotting Indicator Rescue Beacon.
Which class of emission is used for VHF radio telephony transmissions?
J2B.
H3E.
G3E.
G2B.
If a coast-station doesn’t answer a call on VHF working channel or doesn’t send a reply signal:
You can repeat your call after 2 minutes.
You must call on distress channel.
You must call on another working channel.
You can repeat your call immediately when convinced that no other radio traffic is interfered with.
The safety message announces that a station:
Is going to be under repairs.
Is in serious and imminent danger and needs immediate assistance.
Will relay a message concerning an important navigational or meteorological warning.
Has an very urgent message concerning the safety of a vessel, a plane or another means of conveyance.
What is the purpose of the radiotelephony two tone alarm?
Alert COSPAS/SARSAT satellites.
Activate bridge watchkeeping receivers and attract the attention of the person on watch.
Attract the attention of the person on watch.
Activate bridge watchkeeping receivers.
The exact position of a 406 MHz COSPAS SARSAT EPIRB is eventually calculated by:
LUT.
The satellite.
Ship Manager.
The EPIRB.
By frequency is meant:
Time lapse of vibrations.
Number of vibrations.
Number of vibrations per unit of time.
Wave length of a loop.
What mode must be used on the MF/HF transmission when making a radiotelephone call?
J3E.
H3E.
F1B/J2B.
G3E.
If messages are received which aren’t intended for own ship:
They must be noted in the radio log book.
They must only be passed to the master.
They must be forwarded to the company.
They must not be used for any purpose.
When a character in the NAVTEX message sent is not received in the proper way:
A closely resembling character will be printed.
The message will not be printed at all until, with repeated transmission, it can be automatically compared and corrected.
Nothing or a special character will be printed.
Any other character will be printed.
To choose the HF-band, the time difference between 2 stations:
Is hardly relevant.
Is important.
Is irrelevent.
Is multiplied by the hour at the transmitting station.
The different layers in the ionosphere, important for radio propagation, are effected by:
Direction of the antenna.
The weather conditions.
The distance between the transmitter and the receiver.
The Sun.
On area A1 the function “Reception of shore to ship distress alerts” is mainly based on:
The use of MF DSC.
The use of SART transponders.
The use of VHF DSC.
The use of SARSAT COSPAS Epirbs.
Of the AM-signal:
Amplitude and frequency of the carrier wave are constant.
Both amplitude and frequency of the carrier wave are variable.
Is not dependent on the frequency and amplitude.
Amplitude is variable and frequency of the carrier wave is constant.
With an Inmarsat-C installation there is the addressing-option “special”. Via this option:
You can send a message by express delivery.
You can deliver a message via a special telegram.
Give one of Inmarsat’s “special access codes”.
You can plan a message to be delivered at a special time.
The effect of reflection of the radio waves in the ionosphere on the range depends on:
The correct adjustment of the dimmer.
The amount of ionisation.
The correct adjustment of the button band width.
The correct adjustment of the clarifier.
A vessel is equipped for all sea areas. In the middle of the Indian Ocean the EGC-receiver appears out of order. Is it still possible to receive MSI-messages?
No.
Yes, with the MF/HF-DSC.
Yes, with VHF DSC.
Yes, with the MF/HF-radio telex.
At what minimum height above sea level a SART transponder must be mounted?
0,5 metre.
1 metre.
The good working of a SART transponder doesn’t depend on the height above sea level.
2 metres.
On area A4 the function “Transmission of ship to shore distress alerts” is mainly based on:
The use of VHF DSC and VHF Epirbs.
The use of HF DSC and COSPAS SARSAT Epirbs.
The use of HF DSC and Inmarsat Epirbs.
The use of MF DSC and Inmarsat Epirbs.
Добро пожаловать на страницу, где вы можете пройти онлайн CES тест (Crew Evaluation Test) по «Radio Communication GMDSS» (радио коммуникация, ГМССБ). Этот тест предназначен для морских специалистов, желающих улучшить свои навыки в области радио коммуникации и ознакомиться с Глобальной морской системой спасения и безопасности (ГМССБ) через эффективное электронное обучение и оценочную тренировку.
Основные характеристики теста:
Версии: 4.1, 5.0, 5.1, 6.0.0.
Тип теста: STCW.
Должность: Officer.
Уровень: Radio communication.
Область: GMDSS.
CES тесты, предоставляемые компанией Seagull (ныне OTG), являются надежным онлайновым инструментом для оценки базовых знаний моряков и определения потребностей в профессиональной подготовке, необходимой для успешной навигации и обеспечения безопасности на море в соответствии с международными стандартами.
Ocean Technologies Group при создании вопросов теста учли множество аспектов радио коммуникации и ГМССБ, включая:
Управление кризисными ситуациями и скоплением людей.
Интегрированная навигационная система.
Управление балластными водами.
Обработка и укладка грузов.
Управление эксплуатацией судна и обеспечение безопасности.
Морская инженерия.
Техническое обслуживание и ремонт, и многие другие темы.
Эта страница содержит вопросы Seagull CES по теме «Radio Communication, GMDSS», которые собраны из тестового симулятора. Эти вопросы могут быть использованы для проверки компетентности команды судна или для самопроверки.
Тема "Радио коммуникация, ГМССБ" крайне важна на судне, так как обеспечивает связь с внешним миром и способствует безопасности плавания. ГМССБ, в частности, играет ключевую роль в срочных ситуациях и спасательных операциях. Капитан и специалисты по радиосвязи на судне отвечают за правильную работу систем связи, передачу информации и по...
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16.05.2024
Good study
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