Which device provides the main means in the GMDSS for locating ships in distress or their survival craft ________．A.Radio direction finderB.Satellite EPIRBsC.MF/HF DSCD.VHF homing device

题目

Which device provides the main means in the GMDSS for locating ships in distress or their survival craft ________．

A.Radio direction finder

B.Satellite EPIRBs

C.MF/HF DSC

D.VHF homing device

相似考题

1.Which of the following can best summarize the main idea of the passage?A. With no Retriever, thousands of laptops are stolen every year.B. A new software provides a means to reduce laptop theft.C. Retriever has helped to find thieves and lost computers.D. A new program offers a communication platform. with the thief.

2.Which statement concerning locating signals in the GMDSS is FALSE ________．A.Locating signals are transmitted by survival craft VHF transceiversB.Locating signals are transmitted by SARTsC.Locating signals are intended to facilitate the finding of a distressed vessel or its survivorsD.Locating signals are not transmitted by autoalarm generators

3.Which action should be taken on receipt of a GMDSS distress alert ________．A.Read the display screen and/or printoutB.Silence the alarmC.Listen for any follow up voice/telex transmission on the appropriate frequencyD.All of the above

4.Which frequencies and modes are allocated for distress alerting in GMDSS ________．A.406 MHz via EPIRBB.1626.5-1645.5 via INMARSATC.Channel 70 DSC plus six（6）MF/HF DSC frequenciesD.All of the above

更多“Which device provides the main means in the GMDSS for locating ships in distress or their ”相关问题

  • 第1题：

    Which statement is TRUE ________．

    A.GMDSS radio logs are required to contain entries pertaining to all incidents connected to radio communication service which appear to be of importance to the safety of life at sea

    B.All distress communications must be entered in the GMDSS radio log．

    C.Both of the above

    D.None of the above


    正确答案：C

  • 第2题：

    单选题
    With the help of GMDSS（）can be alerted to a distress incident as soon as possible.
    A

    all ships in a large sea area

    B

    only the sea authorities ashore

    C

    the SAR units ashore and at sea

    D

    the port radios and the coast stations


    正确答案： D
    解析： 暂无解析

  • 第3题：

    单选题
    If a DSC distress relay is transmitted from coast station , it will（）.
    A

    indicate the ship in distress that the alert has been received

    B

    alert ships in the area of a distress incident that a distress has occurred

    C

    inform other coast station of distress incident

    D

    repeat the distress alert in 5 minutes


    正确答案： A
    解析： 暂无解析

  • 第4题：

    单选题
    Which statement accurately describes firewall user authentication？（）
    A

    Firewall user authentication provides another layer of security in a network.

    B

    Firewall user authentication provides a means for accessing a JUNOS Software-based security device.

    C

    Firewall user authentication enables session-based forwarding.

    D

    Firewall user authentication is used as a last resort security method in a network.


    正确答案： A
    解析： 暂无解析

  • 第5题：

    单选题
    Which statement is TRUE（）.
    A

    GMDSS radio logs are required to contain entries pertaining to all incidents connected to radio communication service which appear to be of importance to the safety of life at sea

    B

    All distress communications must be entered in the GMDSS radio log

    C

    Both of the above

    D

    None of the above


    正确答案： D
    解析： 暂无解析

  • 第6题：

    单选题
    According to the basic concept of GMDSS,（）can be rapidly alerted to a distress incident.
    A

    only SAR authorities on land

    B

    all ships in a very large sea area

    C

    the nearest coast stations and port radios

    D

    the SAR authorities ashore as well as ships in the vicinity of the casualty


    正确答案： D
    解析： 暂无解析

  • 第7题：

    单选题
    Which system may be useful for messages，such as local storm warnings or a shore-to-ship distress alert，for which it is inappropriate to alert all ships in the satellite coverage area?（）
    A

    NAVTEX

    B

    EGC

    C

    AMVER

    D

    DSC


    正确答案： D
    解析： 暂无解析

  • 第8题：

    单选题
    When receiving a distress alert, the SAR authorities ashore and the ships in the vicinity of the ship in distress will（）in a coordinated search and rescue operation with the minimum delay.
    A

    assist

    B

    send a rescue vessel

    C

    search the distress area

    D

    reach the distress position at once


    正确答案： C
    解析： 暂无解析

  • 第9题：

    单选题
    Which device provides the main means in the GMDSS for locating ships in distress or their survival craft（）.
    A

    Radio direction finder

    B

    Satellite EPIRBs

    C

    MF/HF DSC

    D

    VHF homing device


    正确答案： B
    解析： 暂无解析

  • 第10题：

    单选题
    When receiving a distress alert, the SAR authorities ashore and the ships in the vicinity of the ship in distress will（）in a coordinated search and rescue operation with the minimum delay.
    A

    assist

    B

    send a rescue

    C

    search the distress area

    D

    Reach the distress position at once


    正确答案： A
    解析： 暂无解析

  • 第11题：

    单选题
    Which statement is true about SurfControl integrated Web filter solution?（）
    A

    The SurfControl server in the cloud provides the SRX device with the category of the URL as well as the reputation of  the URL. 

    B

    The SurfControl server in the cloud provides the SRX device with only the category of the URL.

    C

    The SurfControl server in the cloud provides the SRX device with only the reputation of the URL.

    D

    The SurfControl server in the cloud provides the SRX device with a decision to permit or deny the URL.


    正确答案： D
    解析： 暂无解析

  • 第12题：

    单选题
    Which statement is generally correct regarding the maintenance requirements for ships under GMDSS（）.
    A

    Redundancy of functions of certain equipment will partially meet this requirement

    B

    On-board maintenance provided by a person holding a GMDSS maintainer's license will partially meet the requirements

    C

    Shoreside maintenance and scheduled tests and inspections will partially meet this requirement

    D

    All of the above


    正确答案： A
    解析： 暂无解析

  • 第13题：

    Which statement is true about SurfControl integrated Web filter solution?（）

    • A、The SurfControl server in the cloud provides the SRX device with the category of the URL as well as the reputation of  the URL. 
    • B、The SurfControl server in the cloud provides the SRX device with only the category of the URL.
    • C、The SurfControl server in the cloud provides the SRX device with only the reputation of the URL.
    • D、The SurfControl server in the cloud provides the SRX device with a decision to permit or deny the URL.

    正确答案:B

  • 第14题：

    单选题
    What is the action that a GMDSS Radio Operator should take when a DSC distress alert is received? （）
    A

    No action is necessary，as the DSC control unit will automatically switch to the NBDP follow-on communications frequency

    B

    The operator should immediately set continuous watch on the radiotelephone frequency that is associated with the frequency band on which the distress alert was received

    C

    The Operator should immediately set continuous watch on VHF channel 70

    D

    The Operator should immediately set continuous watch on the NBDP frequency that is associated with the frequency band on which the distress alert was received


    正确答案： C
    解析： 暂无解析

  • 第15题：

    单选题
    Which statement concerning reserve sources of energy for GMDSS is FALSE（）.
    A

    While the ship is at sea，there must be available at all times a supply of electrical energy sufficient to operate the radio installations and to charge any batteries used as part of a reserve source of energy

    B

    Both the VHF and MF/HF installations must be simultaneously supplied

    C

    A means of ensuring a continuous supply of electrical power must be provided to all GMDSS equipment that could be affected by an interruption in power

    D

    If a UPS or equivalent is used to supply power to the ship's GPS receiver or other source of positional information，a means must be provided to ensure the continuous supply of the information in the event of a failure to the ship's main or emergency source of power


    正确答案： D
    解析： 暂无解析

  • 第16题：

    单选题
    Bridge-to-bridge communication means（）communications between ships from the position from which the ships are normally navigated.
    A

    distress

    B

    urgent

    C

    safety

    D

    general


    正确答案： D
    解析： 暂无解析

  • 第17题：

    单选题
    Which action should be taken on receipt of a GMDSS distress alert（）.
    A

    Read the display screen and/or printout

    B

    Silence the alarm

    C

    Listen for any follow up voice/telex transmission on the appropriate frequency

    D

    All of the above


    正确答案： D
    解析： 暂无解析

  • 第18题：

    单选题
    What is the primary purpose for Digital Selective Calling (DSC)?（）
    A

    DSC provides reception of weather and navigational warnings plus search and rescue information

    B

    DSC provides low-cost，routine communications for the vessel operator

    C

    DSC is to be used for transmitting and receiving distress alerts to and from other ships or coast radio stations via radio

    D

    This aids SAR authorities in tracking a vessel's position by satellite


    正确答案： D
    解析： 暂无解析

  • 第19题：

    单选题
    Distress traffic（）all messages relating to the immediate assistance required by the ship in distress, including search and rescue communications and signals for locating.
    A

    consists of

    B

    is consisted of

    C

    consisted of

    D

    are consisted of


    正确答案： C
    解析： 暂无解析

  • 第20题：

    单选题
    What following is not among the functions of SOLAS ships?（）
    A

    receive shore-to-ship distress alerting

    B

    transmit ship-to-shore distress alerting

    C

    receive message for public correspondence

    D

    transmit and receive locating signals


    正确答案： A
    解析： 暂无解析

  • 第21题：

    单选题
    When receiving a distress alert, the SAR authorities ashore and the ships in the vicinity of the ship in distress will（）soonest.
    A

    reach the distress area

    B

    conduct a sector search

    C

    send rescue vessels

    D

    assist coordinately in SAR operation


    正确答案： D
    解析： 暂无解析

  • 第22题：

    单选题
    Several merchant ships are arriving at the scene of a distress incident. One of the them must assume the duties of the Coordinator Surface Search (CSS). Which of the following statements is TRUE?（）.
    A

    CSS duties are always assumed by passenger vessels，dry cargo vessels，or tankers in that order of precedence

    B

    The CSS must be established by mutual agreement between the ships concerned

    C

    A tanker should never be assigned CSS duties unless only tankers are present

    D

    The first vessel to arrive at the distress incident is designated as the CSS


    正确答案： B
    解析： 暂无解析

  • 第23题：

    单选题
    Which statement concerning locating signals in the GMDSS is FALSE（）.
    A

    Locating signals are transmitted by survival craft VHF transceivers

    B

    Locating signals are transmitted by SARTs

    C

    Locating signals are intended to facilitate the finding of a distressed vessel or its survivors

    D

    Locating signals are not transmitted by autoalarm generators


    正确答案： A
    解析： 暂无解析

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