Qwissit Aviation

Radio Operator Certificate BZF I/II

Airspace, Radio Technology and Navigation

65 questions

Radio technology

  1. Which frequency band is used for radiotelephony communication in the civil aeronautical mobile service? Easy
  2. Which operating mode is used for radiotelephony communication in the aeronautical mobile service? Easy
  3. Which designation does the frequency 121.500 MHz have? Easy
  4. How can a radiotelephony frequency be blocked? Easy
  5. How do very high frequency (VHF) waves propagate? Easy

Visual flight rules

  1. In which class of airspace may special VFR flights be conducted? Easy

Airspace

  1. Which airspace classes are considered controlled airspace? Easy
  2. An "ED-R…" area is a … Easy
  3. An "ED-D…" area is a … Easy

Equipment

  1. When shall aircraft performing VFR cross-country flights be equipped with a VHF transceiver? Easy

Radio navigation

  1. The identification of a VHF omnidirectional radio range (VOR) generally consists of … Easy
  2. The knob marked "OBS" on the VOR indicator is the … Easy
  3. Which direction is the radial of a VOR station related to? Easy
  4. The VHF omnidirectional radio range (VOR) operates in the frequency band … Easy
  5. When does the TO/FROM indicator on the VOR indicator change from "TO" to "FROM"? Easy
  6. What does the identification of a non-directional radio beacon (NDB) consist of? Easy
  7. Which airborne navigation equipment can receive an NDB? Easy
  8. What is the purpose of secondary radar in air traffic control? Easy
  9. What information can a pilot obtain from a radar-equipped ATC unit? Easy
  10. In aviation, the abbreviation "GPS" stands for: Easy
  11. In aviation, the abbreviation "GNSS" stands for: Easy
  12. What is a GPS receiver on board an aircraft used for? Easy

Radio technology

  1. Which of the frequencies listed below corresponds to that of a German aeronautical station with the call sign "TOWER"? Medium
  2. Which phenomena can influence the quality of VFH reception in aeronautical radio? Medium
  3. In which of the following situations is radiotelephony communication between aircraft and the TOWER on frequency 118.250 MHz unlikely to encounter any problems? Medium

Visual flight rules

  1. The minimum horizontal distance from cloud on a VFR flight in Class D airspace (CTR) is: Medium
  2. Is a specific distance from cloud prescribed for VFR flights in Class G airspace at and below 3000 ft AMSL/1000 ft AGL? Medium
  3. When shall the standard altimeter setting be used during VFR flights? Medium
  4. On VFR flights above an altitude of 5000 ft AMSL or 2000 ft AGL, if this level exceeds 5000 ft AMSL, the altimeter shall be set to: Medium
  5. How is the sector calculated for semi-circular cruising levels under visual flight rules? On the basis of … Medium

Airspace

  1. Which Flight Information Regions (FIR) under German jurisdiction are there in the lower airspace? Medium
  2. A radio mandatory zone (RMZ) reaches up to an altitude of ... Medium
  3. A radio mandatory zone (RMZ) reaches from the ground to ... Medium
  4. Class E airspace extends, unless otherwise classified, … Medium

Equipment

  1. VFR flights over continuous cloud cover ... Medium
  2. In transponder mandatory zones (TMZ), aircraft on VFR flights shall be equipped with an … Medium

Radio navigation

  1. What is the meaning of the term "AIRCRAFT-TO-STATION BEARING"? Medium
  2. Which radio navigation equipment can be used for ground direction finding? Medium
  3. What does the receiving range of a VHF omnidirectional radio range (VOR) depend on? Medium
  4. The ICAO 1:500000 aeronautical chart contains a reference to "TRENT 108.45 TRT". What type of radio navigation aid is this? Medium
  5. The direction of a VOR radial corresponds to the … Medium
  6. Non-directional radio beacons (NDBs) generally have a designated operational range of … Medium
  7. Non-directional radio beacons (NDBs) operate in the … Medium
  8. Which equipment on board an aircraft is necessary for navigation by means of radio direction-finding stations? Medium

Radio technology

  1. Which channel spacing (frequency band 117.975 MHz – 137.000 MHz) is operated in the aeronautical mobile service in lower airspace? Hard
  2. Which frequency is operated in 8.33 kHz channel spacing? Hard
  3. What is the maximum distance at which you might expect perfect VHF radio contact over flat terrain at flight level 65? Hard

Visual flight rules

  1. VFR flights in Class E airspace below FL 100 shall be conducted so that … Hard
  2. What are the requirements for VFR flights in Class G airspace at speeds of 140 kts IAS or less at and below 3000 ft AMSL/1000 ft AGL? Hard
  3. On VFR flights up to an altitude of 5000 ft AMSL or 2000 ft AGL, if this level exceeds 5000 ft AMSL, the altimeter shall be set to: Hard
  4. Which flight level(s) shall be used on VFR flights on a magnetic track of 135° with standard altimeter setting? Hard

Airspace

  1. Control zones in Germany are classified … Hard
  2. A transit flight through an "HX"-designated control zone outside the hours of operation is possible without clearance if the pilot ... Hard

Equipment

  1. Aircraft on VFR flights shall be equipped with an transponder … Hard
  2. Which transponder mode/code shall be set unrequested by powered aircraft on VFR flights in Class E airspace above 5000 ft AMSL or 3500 ft AGL, whichever is higher? Hard
  3. During descent from FL 85 to 3500 ft AMSL the pilot of a powered aircraft, prior to reaching the new cruising level, shall set the altimeter and the transponder as follows: Hard

Radio navigation

  1. A VOR indicator is considered a "command unit" when … Hard
  2. An aircraft approaches a VOR station which is set to 320°, and the direction displayed is "TO". The course deviation indicator (CDI) moves to the left. Where is the aircraft? Hard
  3. An aircraft equipped with a VOR receiver intends to fly to a VOR station on the shortest route. Which of the following statements is correct? The omni bearing selector is turned until … Hard
  4. What angular displacement from the radial is represented by each dot on the VOR indicator? Hard
  5. During the approach to a VOR station, the OFF flag appears just before the calculated time of crossing. What is the probable reason? Hard
  6. Which angle is displayed on the radio-bearing indicator (RBI) of the automatic direction-finder (ADF)? The angle between … Hard
  7. The magnetic heading of an aircraft is 155°. The relative bearing is 025°. What is the QDM? Hard
  8. An aircraft flies on a magnetic heading of 090°. The QDR transmitted is 180°. Where is the radio direction- finding station? Hard
  9. A QDM of 225° is received from an aeronautical station equipped with a VHF direction finder. Where is the aircraft? Hard

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