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Heim Online-Tests CES Alle Arten von Schiffen 2nd-Off / 3rd-Off Test for Officers onboard about Radio Communication (GMDSS) (CES v6.0)
Online-Test: Test for Officers onboard about Radio Communication (GMDSS) (CES v6.0)
1
Online-Test
Beschreibung
Rezensionen 1
Der Test besteht aus 80 zufälligen Fragen.
Gesamtzahl der Fragen zu diesem Thema: 198
Gesamtzahl der Fragen zu diesem Thema: 198
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In the traffic list a coast-station indicates that there is a radio telex-message for a vessel. To call for the message one should put in:
After ga + the radio telex-command msg + ?
After ga + ? the radio telex-command msg +.
After ga + the radio telex-command msg +.
After ga + the telex number of the ship.
According to the rule of GMDSS, channel 70 is used for:
Distress traffic.
Urgent communications.
Alerting.
Distress and urgency traffic.
The propagation of radio-signals in the VHF-band is:
Strait.
Dependent on the hour of transmission (day or night).
Dependent on the power emmited and the temperature of the atmosphere.
Almost rectilinear.
The battery of an EPIRB should be changed:
Every 3 years.
Yearly.
Every 2 years.
Every 4 years.
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.
An area within the radiotelephone coverage of at least one VHF coast station in which continuous DSC alerting is available is called:
ASN1.
A1.
Coastal area.
A2.
The hydrostatic release of an EPIRB should be changed:
Every 2 years.
Every 4 years.
Yearly.
Every 3 years.
By frequency is meant:
Time lapse of vibrations.
Number of vibrations.
Number of vibrations per unit of time.
Wave length of a loop.
Which word will precede a routine message?
PAN-PAN.
ROUTINE.
MAYDAY.
No specific word will precede a routine message.
Which International Convention introduced the GMDSS?
STCW.
SOLAS.
MERSAR.
GMDSS.
On the MF/HF transmitter-receiver there is a sensitivity control. Another name for this is:
RF-gain.
AF-gain.
AGC-gain.
LF-gain.
The “clarifier” has only effect during:
Receiving in mode J3E.
Transmitting in mode J3E.
Transmitting in mode H3E.
Receiving in mode H3E.
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.
What is the emergency frequency on MF (Medium Frequency) radio?
2 182 Hz.
2 617 Hz.
1 616 Hz.
1 718 Hz.
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 Inmarsat-satellites are located:
In a geostationary orbit at approximally 1 000 km Altitude.
Above the equator.
Between Lat 70° N and 70° S.
Alternatively above the poles and the equator.
By the degree of selectivity of a receiver is meant:
Ability to receive all signals.
Ability to prevent variations in the strength of radio frequency signal received.
Ability to make weak stations audible.
Ability to distinguish weak stations from adjacent stronger stations.
After confirmation that there is no other radio-traffic, we call on a VHF working channel of a coast-station. When you don’t get any reply:
You can repeat your call immediately.
You must wait 3 minute minimum before repeating your call.
You must wait 5 minutes before repeating the call.
You must wait 1 minute minimum before repeating your call.
Is it necessary to state the accounting code of the vessel in fully automated radio telex-traffic with a coast-station?
No, when AAIC is unknown, it will be asked for.
Yes.
No, because the AAIC is included in the radio telex-identification.
It depend upon your location.
The category of a DSC-call determines:
For whom the message is destined.
How the rest of the call is to be composed.
The degree of priority.
How to conduct search and rescue.
A satellite receives the transmissions of the 406 MHz Cospas-Sarsat EPIRB. The transmissions of the EPIRB will be:
Always passed on to a LUT.
Exclusively passed on to a LUT only between 70° N and 70° S.
Exclusively passed on to a LUT if the satellite sees both the EPIRB and the LUT.
Passed when the satellite in passing the equator.
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.
The DSC-controller display the following: DOO: 244562000 CH16; S distress sinking. After receiving this DSC message the following is done immediately:
Give a “DSC-acknowledgement”.
Listen out on VHF channel 16.
Call the Chief officer.
Send a “distress alert relay”.
The type-indication of the radio set is mentioned in:
The equipment appendix.
Registry certificate.
The safety certificate.
The survey of equipment.
The word NAVTEX is spelled conform the international phonetic alphabet:
November, Apple, Victoria, Tango, Echo, X-mas.
November, Able, Valencia, Tripoli, Echo, Xantippe.
November, Alfa, Victor, Tango, Echo, X-ray.
November, Anna, Victor, Tango, Eduard, X-ray.
Via a coast-station radio medical advice is asked using NBDP. What command has to be given after ga +?
Medical.
med +.
pan +.
38 +.
The ID of an Inmarsat-M station on board starts with:
6.
3.
1.
4.
By reduced transmitting power is meant in VHF a power between:
100 watt.
0,5-1 watt.
6-25 watt.
5-10 watt.
Which of the following is a Accounting Authority Identification Code?
227990850.
F1B.
FR01.
2 187,5.
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.
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.
Define the class of emission H3E:
Radiotelex and DSC – Frequency shift keying of carrier with error correction.
Radiotelex and DSC – Frequency shift keying of sub-carrier with error correction.
Radiotelephony – Single sideband full carrier.
Radiotelephony – Frequency modulation.
The compulsory testing of a prescribed EPIRB is to be done:
Once a week.
Once in 4 years.
Once a month.
Once a year.
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.
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.
Modulation is:
To enhance the side bands in relation to the carrier wave.
Deleting carrier wave.
Blending LF & HF signals.
Detecting frequency.
The squelch on the control panel of a VHF-sat serves to:
Adjust the receivers volume.
Adjust the proportion of atmospheric noise in receiving the spoken word.
Adjust the threshold level for admitting signals and refusing noise.
Adjust the sound level of the signal received.
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.
With an EPIRB:
You must check the working of the charger and check the loaded condition of the battery.
You must check the date the battery must be replaced.
You must check the manufacturer of the battery.
You must check if it is attached properly to a railing with the required line.
VHF channel 15 is:
Public traffic channel.
Contra-ship channel.
Distress channel.
Inter-ship channel.
You wish to send an e-mail using the Inmarsat-C installation. The message has to be composed in:
X25.
The 400 protocol.
ASCII.
National language of the LES.
Onboard the following message is received on the DSC controller: DOO: 245329000 CH16; S distress ack 244123000. What station sent the distress acknowledgement?
245329000.
244123000.
002453290.
None of the given.
Which word will precede a safety message?
PAN PAN.
SECURITY.
SAFETY.
URGENT.
One can check the functioning of the SART by:
Activating the SART and checking the effect on the radar screen.
Removing it from the holder and turning the SART upside down.
Lowering SART in to the sea.
Activating it by extracting the antenna.
You receive a distress alert on HF Radio. What should you do?
Acknowledge receipt.
Wait three minutes and if no acknowledgement is heard from a coast station you should relay the alert.
No response is necessary providing the vessel is more than 24 hours away.
Relay the message immediately on 2 182 kHz.
What is SITREP an abbreviation for:
Situation Report.
Ship Transmit Emergency Radio.
Survivor Indication Transponder Equipment.
Ship Indication Transmission Equipment.
A distress alert sent by Inmarsat to an RCC is sent via:
LES.
The managers office.
LUT.
NCS.
Which of the following services is not provided by Inmarsat-C?
Telex.
Telephone.
Fleetnet.
Safetynet.
Inmarsat is short for:
International Maritime Satellite System.
International Maritime Satellite Organisation.
International Maritime Safety Organisation.
Internal Marine Safety Organisation.
On area A2 the function “Transmission of ship to shore distress alerts” is mainly based on:
The use of INMARSAT Epirbs.
The use of MF DSC.
The use of SARSAT COSPAS Epirbs.
The use of VHF DSC.
What does the abbreviation VHF means?
Very High Frequency.
Visual High Frequency.
Variable Hertz Frequency.
Variable High Frequency.
The prescribed test of an approved portable VHF radio set (portophone) must be done once a:
Month.
Year.
Week.
Quarter.
MF communication is usually provided by:
None of the mentioned.
Sky wave.
Space wave.
Ground wave.
VHF channel 6 is:
Public traffic channel.
Inter-ship channel.
Safety channel.
Intra-ship channel.
Under GMDSS rules the trading area A1 can be considered to be:
Within range of VHF coast radio stations.
Within the coverage of Inmarsat.
Within range of MF coast radio stations.
Polar region.
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 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 Cospas-Sarsat EPIRB can be used in:
Only in the sea-areas A1, A2 and A3.
Only in the sea-areas A2 and A3.
All sea-areas (A1 to A4).
Only in sea-area A4.
The emergency battery of a GMDSS portophone:
Must be tested once a week.
Must be replaced before the expiry date is exceeded.
Must be charged after expiry date.
Cannot be replaced.
The position of a 406 MHz Cospas-Sarsat EPIRB is:
Passed on by the EPIRB to the satellite.
Measured by the “dopler” shift in the signals.
Transmitted by the ship.
Determined by satellites by means of directional aerials.
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 sensitivity of a communication receiver can be adjusted with:
Clarifier.
RF-gain.
AF-gain.
Squelch.
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 immediately when convinced that no other radio traffic is interfered with.
You can repeat your call after 2 minutes.
You must call on another working channel.
You must call on distress channel.
Which class of emission is used for VHF radio telephony transmissions?
J2B.
H3E.
G3E.
G2B.
What is the meaning of the abbreviation “RQ” at the end of a DSC sequence?
Acknowledgement broadcast.
Acknowledgement request.
End of sequence.
Problem of transmission.
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).
All designated SAR aircraft and civil aircraft carry equipment operating on the international aeronautical distress frequencies (amplitude modulation). The aeronautical distress frequencies are:
123,8 MHz and/or 247,6 MHz.
243,1 MHz and/or 486,2 MHz.
127,8 MHz and/or 71,6 MHz.
121,5 MHz and/or 243,0 MHz.
You want to send a DSC-call in connection with a shore telephone-call. You must choose:
Urgency.
Routine.
Distress.
Safety.
The following information must be given on the SART:
The name of the operator.
Date of replacement of the batteries.
The MMSI number sent.
The date of replacement of the hydrostatic release unit.
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.
According to the rules of GMDSS vessels one must be able to receive MSI with the aid of:
EPIRB and SART.
Emergency portable radio.
NAVTEX and EGC-receiver.
HF and VHF DSC-encoder.
How will you start a cancelling message after you send by mistake a distress call on your VHF DSC equipment?
PAN-PAN – All Stations – This is “SAINT-ROMAIN”.
SECURITE – All Stations – This is “SAINT-ROMAIN”.
All Stations – This is “SAINT-ROMAIN”.
MAYDAY – All Stations – This is “SAINT-ROMAIN”.
The log-in of an Inmarsat-C installation is important:
To inform the NSC that one is available for messages offered.
To keep watch on Sat-C for safety messages.
To inform the LES, that one is available for messages offered.
To inform the addressee, that one is available for messages offered.
Via Inmarsat-C a message is sent to an Inmarsat-C mailbox with a positive delivery notification (PDN). The ground station will:
Send a PDN, if the message has arrived in the mailbox.
Not send any PDN for this message.
send no PDN’s with messages intended for the mailbox.
Send a PDN, as soon as the message is collected from the mailbox.
Sea area A4 is in maritime radio traffic sea area:
Outside the sea areas A1, A2 and A3.
Upto 12 miles of land.
With the exception of sea areas A1, A2 and A3, within the range of Inmarsat-satellites, where continuous alarm is available.
Within VHF-radiotelephony-range of coast station, where continuous DSC-alarm is available.
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.
If a ship in the MF-band wants to have a DSC-connection with a coast-station (no “distress alert” or a test alert) the following frequencies are chosen:
TX: 2 177,0 kHz RX: 2 189,5 kHz.
TX: 2 189,5 kHz RX: 2 177,0 kHz.
TX: 2 177,0 kHz RX: 2 177,0 kHz.
TX: 2 187,5 kHz RX: 2 182 kHz.
Define the class of emission G3E:
Radiotelex and DSC – Frequency shift keying of carrier with error correction.
Radiotelephony – Phase Modulation.
Radiotelephony – Frequency Modulation.
Radiotelex and DSC – Frequency shift keying of sub-carrier with error correction.
Command of radio-traffic between vessels and coast stations lies:
Always with the coast station.
With the station called.
With coast guard.
With the station that calls.
Automatic amplifier regulation is used for the following reasons:
With strong incoming signals distortion is reduced.
With weak incoming signals distortion is reduced.
With bad weather the signal is amplified.
With absence of incoming signals noise is reduced.
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
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