Test 10 Questions PPL(A) - Private Pilot License - Communication, no time limit

1 - What does a cloud coverage of "BKN" mean in a METAR weather report?
2 - Which phrase is used by a pilot when he wants to fly through controlled airspace?
3 - Distress messages contain...
4 - What does a readability of 5 indicate?
5 - What is the meaning of the phrase "Approved"?
6 - Which abbreviation is used for the term "obstacle"?
7 - Which of the listed radiotelephony messages has a higher priority than a flight safety message?
8 - Under what conditions may class D airspace be entered with a radio failure?
9 - What is the correct way to transmit the call sign HB-YKM?
10 - A frequency of 119.500 MHz is correctly transmitted as...