DXRDXR ASOC EXAM PRACTICE PORTAL · VU3DXR.IN
OPEN LEARNING LIBRARY

ASOC Question Bank

Browse MCQs, correct answers and explanations free of charge. No registration is required.

700 matching questions

Question #141Amateur Radio Regulations and Licensing

Lady amateurs are known as

  1. XL
  2. XYL
  3. YL ✓ Correct answer
  4. LY

Open this question separately

Question #142Amateur Radio Regulations and Licensing

Minimum age to become an amateur is

  1. 18 years
  2. 14 years
  3. 12 years ✓ Correct answer
  4. 16 years
Explanation: The Telecommunications (Amateur Services) Rules, 2024 set the minimum ASOC eligibility age at 12 years.

Open this question separately

Question #143Amateur Radio Regulations and Licensing

All timing in the Log book should be in

  1. IST ✓ Correct answer
  2. UTC
  3. GMT
  4. Local time
Explanation: The 2024 Indian Amateur Services Rules explicitly require all log times to be recorded in Indian Standard Time (IST).

Open this question separately

Question #144Amateur Radio Regulations and Licensing

Amateurs should preserve their log for a period of

  1. 6 months
  2. 1 year ✓ Correct answer
  3. 2 years
  4. 9 months from the date of the last entry

Open this question separately

Question #145Operating Procedures, Morse Code and Phonetics

Q code to indicate time is

  1. QRG
  2. QRX
  3. QTR ✓ Correct answer
  4. QSA

Open this question separately

Question #146Amateur Radio Regulations and Licensing

Test signal shall not be continued more than

  1. 30 seconds ✓ Correct answer
  2. 1 minute
  3. 2 minutes
  4. 3 minutes

Open this question separately

Question #147Amateur Radio Regulations and Licensing

In India the standard time signal is broadcast by

  1. ISRO
  2. WPC
  3. OCS
  4. NPL ✓ Correct answer

Open this question separately

Question #148Amateur Radio Regulations and Licensing

PANPAN transmitted thrice indicates

  1. Distress
  2. Emergency
  3. Urgency ✓ Correct answer
  4. Distress and emergency

Open this question separately

Question #149Amateur Radio Regulations and Licensing

The broadcast of music is allowed in amateur service

  1. on request
  2. when channel is free
  3. never ✓ Correct answer
  4. only for testing

Open this question separately

Question #150Amateur Radio Regulations and Licensing

The abbreviation VA means

  1. End of transmission
  2. End of message
  3. End of working ✓ Correct answer
  4. End of schedule

Open this question separately

Question #151Amateur Radio Regulations and Licensing

Swl's are permitted to transmit in the frequency band of

  1. 7-7.1 MHz
  2. 3.89-3.9 MHz
  3. 144-146 MHz
  4. None of these ✓ Correct answer

Open this question separately

Question #152Amateur Radio Regulations and Licensing

The amateur license is renewed by

  1. P & T
  2. Ministry of communication ✓ Correct answer
  3. Monitoring stations
  4. None of these

Open this question separately

Question #153Amateur Radio Regulations and Licensing

FM Broadcasting station emission is

  1. A1E
  2. A3E
  3. J3E
  4. F3E ✓ Correct answer

Open this question separately

Question #154Operating Procedures, Morse Code and Phonetics

Q code to indicate the location of a station is

  1. QTL
  2. QTH ✓ Correct answer
  3. QTN
  4. None of these

Open this question separately

Question #155Amateur Radio Regulations and Licensing

Amateur station on a ship can contact another amateur on land on a frequency authorized to

  1. the ship
  2. amateur stations ✓ Correct answer
  3. by the ministry of communication
  4. ships calling frequency

Open this question separately

Question #156Amateur Radio Regulations and Licensing

SOS transmitted three times indicates

  1. urgency
  2. distress ✓ Correct answer
  3. safety
  4. none of these

Open this question separately

Question #157Amateur Radio Regulations and Licensing

All timings in logbook should be in

  1. IST ✓ Correct answer
  2. GMT
  3. UTC
  4. Local time

Open this question separately

Question #158Basic Electricity and Electronics

What is the name of a current that flows only in one direction?

  1. An alternating current
  2. A direct current
  3. A normal current ✓ Correct answer
  4. A smooth current

Open this question separately

Question #159Radio Theory and Communication Principles

What is the standard unit of frequency?

  1. The megacycle
  2. The Hertz ✓ Correct answer
  3. One thousand cycles per second
  4. The electromagnetic force

Open this question separately

Question #160Basic Electricity and Electronics

How much voltage does an automobile battery usually supply?

  1. About 12 volts ✓ Correct answer
  2. About 30 volts
  3. About 120 volts
  4. About 240 volts

Open this question separately