Maritime Navigation Quiz nav 1 quiz 1 NSA

What does GPS stand for in maritime navigation?

• Global Pathway Signal

• General Positioning Satellite

• Geographic Plotting Service

• Global Positioning System

What is the main purpose of DGPS?

• To transmit weather data

• To enhance GPS accuracy

• To replace radar systems

• To record voyage history

Which equipment displays electronic nautical charts?

• Magnetic Compass

• Echo Sounder

• ECDIS

• Gyro Compass

What does AIS automatically transmit?

• Fuel consumption rate

• Crew watch schedule

• Vessel identity and position

• Depth below keel

Which system measures vessel speed through water?

• EM/Doppler Log

• Course Recorder

• ARPA Display

• Radar Scanner

How does DGPS improve safety of navigation?

• By replacing radar entirely

• By correcting GPS errors

• By controlling rudder angle

• By transmitting AIS signals

Why is GPS integration with ECDIS important?

• It allows real-time positioning

• It monitors crew activity

• It controls engine temperature

• It replaces magnetic compass

What is the role of ARPA in navigation?

• To record voyage data

• To transmit AIS signals

• To track targets and assess risk

• To measure water salinity

What does the Course Recorder primarily do?

• Measures vessel speed

• Records navigational data

• Transmits radar signals

• Displays electronic charts

Which equipment uses Earth’s magnetic field for heading?

• Gyro Compass

• Magnetic Compass

• AIS Transmitter

• ECDIS Display