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30問 • 1年前

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AIS uses Self Organizing Time Division Multiple Access (STDMA) technology to meet the high broadcast rate and has a frequency limitation ___ miles

Is the speed used for radar collision avoidance to provide a more accurate indication of the target’s aspect.

Speed through the water

Earlier AIS refer as 4s which means

Ship to ship and ship to shore.

Vessel traffic service or VTS is a shore-based system implemented by a competent authority has the following purposes: except,

Avoid damages of berth, pier, or harbor.

Should be done as part of safety management system onboard when entering restricted waters in low visibility.

Assess the risk involved (Risk Assessment),

____ of SOLAS regulation states “vessel of 300 GT and above engaged on international voyages and all passenger ships irrespective of size required to carry AIS onboard”.

Chapter V regulation 9.2.4

SOLAS chapter V regulation 19.2.3.1 require all vessels to have log that measure “speed through water,” at ____ gross tonnage.

More than 300

Is the Information transmitted by AIS which include vessel heading, speed over the ground etc.

Dynamic information

In general, ______ is the speed used for navigation.

Speed over the ground

AIS operates principally on two dedicated frequencies, which is ________

161.975 MHz and 162.025 MHz

is a device used to measure ships speed to the water, data obtain usually fed directly into ships navigational equipment.

Pitometer log

Which is not an advantage of AIS.

Can be use for collision avoidance.

Which is not a factor to consider in your risk assessment for blind pilotage?

Crewchange schedule.

_____ degrees is the angle use in Janus Configuration.

Vessel of 50 meters or more in length to have ________ arc of visibility on her masts head light.

6 nautical miles

is called the 1st modern log.

Towed log

______belong to static information of AIS

Type of ship

is the difference between the 2 frequencies on the doppler effect.

Doppler shift

Provides real-time information on ship's lateral position relative to the planned track.

Running the parallel Index line

AIS transponder designed to broadcast vessels position, course, speed over the ground together with static and ______

Voyage related information.

Is a device used to measure the speed of a vessel through water.

Electromagnetic log

In restricted waters and low visibility area, _________ is a bridge equipment best aid to navigation.

Radio direction and ranging

is a plan which is mutually agreed between a VTS authority and the master of a vessel concerning the movement of the vessel in a VTS area.

VTS sailing plan

VTS is governed by SOLAS chapter V and regulation _____.

_______ could not be use in fresh water.

Electromagnetic log

is transmitted by AIS that can be edited or change by the user.

Voyage related information

The part of pitometer log protruding from the ship hull is rod meter or sometimes called _____

Pit sword.

is the navigation of the ship through restricted waters in low visibility with little or no recourse to the visual observation of objects outside the ship

Blind pilotage

is an acoustic speed log based on the doppler effect in which the wave lengths of moving objects appear to shift in relation to the observer.

Doppler Log

are information transmitted by AIS coming from navigational equipment sensors connected to it.

Dynamic information

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Gabriel Bionat · 30問 · 2年前

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