Maritime Navigation Systems Overview

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Questions and Answers

What frequency does Galileo use for broadcasting its signals?

  • 1.1 GHz
  • 1.5 GHz (correct)
  • 1.6 GHz
  • 1.2 GHz

When did the GPS network achieve full operational capability?

  • 1978
  • 1993 (correct)
  • 2000
  • 2010

Which satellite navigation system aims to provide an alternative to GPS?

  • Galileo
  • GNSS
  • BeiDou
  • GLONASS (correct)

What is the third frequency that GPS is upgrading to for enhanced performance?

<p>1.17645 GHz (B)</p> Signup and view all the answers

How many satellites consist of the GLONASS system?

<p>24 (B)</p> Signup and view all the answers

Which satellite system operates at frequencies covering 1.1 to 1.6 GHz for precise navigation capabilities?

<p>BeiDou (B)</p> Signup and view all the answers

What is the primary frequency used by Galileo's commercial satellite system for high-precision capabilities?

<p>1.57542 MHz (A)</p> Signup and view all the answers

Which navigation system was a precursor to satellite systems and utilized frequencies between 90 and 110 kHz for transoceanic navigation?

<p>Decca Navigator System (B)</p> Signup and view all the answers

During which conflict was the Decca Navigator System developed as a maritime aid?

<p>World War II (D)</p> Signup and view all the answers

Which navigation system was the first truly global system and operated on frequencies around 10 to 14 kHz?

<p>Omega Navigation System (A)</p> Signup and view all the answers

Which navigation system was decommissioned in the early 2000s with the advent of GPS?

<p>Decca Navigator System (D)</p> Signup and view all the answers

What accuracy level did Loran-C provide for transoceanic navigation?

<p>0.25 nautical miles (B)</p> Signup and view all the answers

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