Navigation Tools & Systems Flashcards

NAV1

1
Q

It’s a sophisticated navigation information system that integrates various navigational tools and electronic charts to provide real-time information and improve safety and efficiency in maritime navigation.

A

Electronic Chart Display and Information System (ECDIS)

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2
Q

Primary functions of ECDIS.

A

To contribute to safe navigation

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3
Q

Two Types of ECDIS Charts

A

Electronic Navigational Chart (ENC)
and
Raster Navigational Chart (RNC)

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4
Q

Give me 6 Kinds of Navigational Charts of ECDIS

A

Overview Charts (smaller than 1:1,500,000)
General Charts (1:350,000 – 1:1,500,000)
Coastal Charts (1:90,000 – 1:350,000)
Approach Charts (1:22,000 – 1:90,000)
Harbor Charts (1:4,000 – 1:22,000)
Berthing Charts (larger than 1:4,000)

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5
Q

who gives Regulations and Standards in Maritime.

A

International Maritime
Organization (IMO)

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6
Q

What are the three modes of ECDIS?

A

Day, Dusk, and Night

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7
Q

It’s a digitized images of traditional paper charts
that have been produced under the authority of a national
hydrographic office.

A

Raster Navigational Chart (RNC)

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8
Q

main purpose is to ensure that all the world’s seas, oceans and navigable waters are surveyed and charted, thereby supporting safety of navigation and the protection of the marine environment.

A

International Hydrographic Organization (IHO)

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9
Q

It’s a computerized system on ships that helps detect and track vessels to avoid collisions and ensure safe navigation.

A

Automatic Radar Plotting Aid (ARPA)

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10
Q

What is the primary function of ARPA?

A

Improve the standard of collision avoidance at sea.

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11
Q

What is Nautical mile to meters?

A

1,852 m

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12
Q
A
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