Call Signs & Establishing CommunicationRadio Telephony — DGCA CPL practice questions
Question 1 of 16
The ground-station suffix "GROUND" denotes:
All 16 questions — Call Signs & Establishing Communication
Radio Telephony · DGCA CPL. The correct option is marked on each.
Q1. The ground-station suffix "GROUND" denotes:
- A.Area control
- B.Surface movement control✓
- C.Approach control
- D.Flight information
Why: GROUND = surface movement control (taxi); TOWER = aerodrome control.
Q2. "DIRECTOR" is associated with:
- A.Apron management
- B.Approach radar (final vectoring)✓
- C.Clearance delivery
- D.Area control
Why: pproach radar (final vectoring). Director provides final approach radar vectoring.
Q3. The suffix for Flight Information Service is:
- A.CONTROL
- B.RADAR
- C.INFORMATION✓
- D.TOWER
Why: INFORMATION denotes the Flight Information Service.
Q4. An airline flight AIC101 is spoken as:
- A."A-I-C one hundred one"
- B."Air India one zero one"✓
- C."AI one zero one"
- D."Air India one hundred and one"
Why: Telephony designator + flight number digit by digit: "Air India one zero one".
Q5. An aircraft call sign may be abbreviated:
- A.Whenever the pilot wishes
- B.Only after the ground station has first abbreviated it✓
- C.Never
- D.Only on initial contact
Why: The pilot may abbreviate only once ATC has done so, and not if confusion is possible.
Q6. Type 1 call sign VT-ABC abbreviates to:
- A."VT-A"
- B.First character and at least the last two — e.g. "Victor … Bravo Charlie"✓
- C."ABC"
- D.It cannot be abbreviated
Why: First character and at least the last two. Registration call signs shorten to the first plus at least the last two characters.
Q7. An airline (operator + flight number) call sign is abbreviated by:
- A.Dropping the operator name
- B.Shortening the flight number
- C.It is not abbreviated — the flight number is kept in full✓
- D.Using the IATA code
Why: It is not abbreviated. Operator + flight-number call signs are not abbreviated.
Q8. An initial call should give, in order:
- A.Your request, then your call sign
- B.Who you are calling, then who you are✓
- C.The frequency, then your message
- D.Your altitude, then your heading
Why: Name the station being called first, then your own call sign.
Q9. "Pass your message" means:
- A.Change frequency
- B.Go ahead with your message / request✓
- C.Standby
- D.Read back
Why: It invites the aircraft to transmit its full message.
Q10. On a transfer of communication, ATC says:
- A."Squawk ident"
- B."Contact [station] on [frequency]"✓
- C."Report ready"
- D."Cleared to land"
Why: A transfer instructs you to contact the next unit on a stated frequency.
Q11. "Monitor [frequency]" means:
- A.Call immediately
- B.Tune and listen out, without calling immediately✓
- C.Squawk the code
- D.Change runway
Why: MONITOR = listen out on the frequency without an immediate call.
Q12. Which of the following must always be read back?
- A.Traffic information
- B.A runway clearance (enter/land/take off/cross/hold short)✓
- C.A weather report
- D.A position report
Why: runway clearance. Runway clearances are mandatory read-back items.
Q13. A squawk code is:
- A.Not read back
- B.A mandatory read-back item✓
- C.Only read back at night
- D.Read back as a whole number
Why: mandatory read-back item. SSR codes must be read back, digit by digit.
Q14. A read-back should normally end with:
- A."Over and out"
- B.Your call sign✓
- C."Roger"
- D.The frequency
Why: Finish the read-back with your own call sign for positive identification.
Q15. A radio check reply of "readability three" means the signal is:
- A.Perfectly readable
- B.Readable but with difficulty✓
- C.Unreadable
- D.Readable
Why: 3 = readable but with difficulty (1 unreadable, 5 perfectly readable).
Q16. The telephony designator spoken for an airline is:
- A.The IATA two-letter code
- B.The assigned telephony name (e.g. "Air India")✓
- C.The aircraft registration
- D.The flight number only
Why: The assigned telephony name. The spoken designator is the telephony name, not the written two-letter code.