Radio

Practice tests for radio communication.

First 4 questions are free. Subscribe to unlock all 113 questions.

What is 0030 UTC expressed as EST?

824EST

1184EST

1339EST

1030 EST

Rate yourself on this question to move to the next question

What is 1810 CST is expressed as UTC?

672UTC

714UTC

1092UTC

0840 UTC

Rate yourself on this question to move to the next question

What are the two divisions of controlled airspace?

Terminal areas and en-route airspace

Restricted areas and danger areas

Flight information regions and upper information regions

Control areas and control zones

Rate yourself on this question to move to the next question

The radio waves that are refracted back to the earth's surface by a layer in the atmosphere are in the VHF, HF or UHF or band?