Practice Exam

T0C07

1. What could happen if a person accidentally touched your antenna while you were transmitting?

• A. All of these choices are correct
• B. Touching the antenna could cause television interference
• C. They might receive a painful RF burn
• D. They might develop radiation poisoning

T5B12

2. Which of the following frequencies is equal to 28,400 kHz?

• A. 28.400 MHz
• B. 2.800 MHz
• C. 28.400 kHz
• D. 284.00 MHz

T7D03

3. How is a simple ammeter connected to a circuit?

• A. In phase with the circuit
• B. In quadrature with the circuit
• C. In series with the circuit
• D. In parallel with the circuit

T6C09

4. What is component 4 in figure T2?

• A. Potentiometer
• B. Transformer
• C. Variable inductor
• D. Double-pole switch

T5A08

5. Which of the following is a good electrical insulator?

• A. Copper
• B. Glass
• C. Aluminum
• D. Mercury

T1A11

6. When is willful interference to other amateur radio stations permitted?

• A. At no time
• B. When making short test transmissions
• C. To stop another amateur station which is breaking the FCC rules
• D. At any time, stations in the Amateur Radio Service are not protected from willful interference

T2C12

7. What is the Amateur Radio Emergency Service (ARES)?

• A. A training program that provides licensing courses for those interested in obtaining an amateur license to use during emergencies
• B. Licensed amateurs who have voluntarily registered their qualifications and equipment for communications duty in the public service
• C. A training program that certifies amateur operators for membership in the Radio Amateur Civil Emergency Service
• D. Licensed amateurs who are members of the military and who voluntarily agreed to provide message handling services in the case of an emergency

T8A07

8. What is an advantage of single sideband (SSB) over FM for voice transmissions?

• A. SSB signals are easier to tune
• B. SSB signals are less susceptible to interference
• C. All of these choices are correct
• D. SSB signals have narrower bandwidth

T7A03

9. Which of the following is used to convert a radio signal from one frequency to another?

• A. Amplifier
• B. Phase splitter
• C. Mixer
• D. Inverter

T7B02

10. What would cause a broadcast AM or FM radio to receive an amateur radio transmission unintentionally?

• A. The audio amplifier of the transmitter is overloaded
• B. The deviation of an FM transmitter is set too low
• C. The microphone gain of the transmitter is turned up too high
• D. The receiver is unable to reject strong signals outside the AM or FM band

T2A01

11. Which of the following is a common repeater frequency offset in the 2 meter band?

• A. Plus or minus 600 kHz
• B. Plus or minus 500 kHz
• C. Plus or minus 1 MHz
• D. Plus or minus 5 MHz

T5D10

12. What is the voltage across a 2-ohm resistor if a current of 0.5 amperes flows through it?

• A. 1.5 volts
• B. 1 volt
• C. 2.5 volts
• D. 0.25 volts

T8C02

13. Which of these items would be useful for a hidden transmitter hunt?

• A. All of these choices are correct
• B. Calibrated SWR meter
• C. A directional antenna
• D. A calibrated noise bridge

T8B06

14. Which of the following are inputs to a satellite tracking program?

• A. The Keplerian elements
• B. All of these choices are correct
• C. The last observed time of zero Doppler shift
• D. The weight of the satellite

T9B10

15. What is the electrical difference between RG-58 and RG-8 coaxial cable?

• A. RG-58 cable can handle higher power levels
• B. RG-58 cable has two shields
• C. RG-8 cable has less loss at a given frequency
• D. There is no significant difference between the two types

T6B09

16. What are the names of the two electrodes of a diode?

• A. Gate and base
• B. Source and drain
• C. Plus and minus
• D. Anode and cathode

T6D03

17. What type of switch is represented by component 3 in figure T2?

• A. Single-pole double-throw
• B. Double-pole single-throw
• C. Double-pole double-throw
• D. Single-pole single-throw

T0A04

18. What is the purpose of a fuse in an electrical circuit?

• A. To interrupt power in case of overload
• B. To prevent power supply ripple from damaging a circuit
• C. All of these choices are correct
• D. To limit current to prevent shocks

T7C10

19. Why should the outer jacket of coaxial cable be resistant to ultraviolet light?

• A. Ultraviolet and RF signals can mix, causing interference
• B. Ultraviolet resistant jackets prevent harmonic radiation
• C. Ultraviolet light can damage the jacket and allow water to enter the cable
• D. Ultraviolet light can increase losses in the cable's jacket

T8D02

20. What does the term "APRS" mean?

• A. Associated Public Radio Station
• B. Auto Planning Radio Set-up
• C. Advanced Polar Radio System
• D. Automatic Packet Reporting System

T1E05

21. What is an amateur station control point?

• A. The location of the station's transmitting antenna
• B. The location of the station transmitting apparatus
• C. The location at which the control operator function is performed
• D. The mailing address of the station licensee

T3C02

22. Which of the following is an advantage of HF vs VHF and higher frequencies?

• A. HF antennas are generally smaller
• B. HF accommodates wider bandwidth signals
• C. Long distance ionospheric propagation is far more common on HF
• D. There is less atmospheric interference (static) on HF

T1C03

23. What types of international communications is an FCC-licensed amateur radio station permitted to make?

• A. Any communications that would be permitted by an international broadcast station
• B. Communications incidental to conducting business or remarks of a personal nature
• C. Communications incidental to the purposes of the Amateur Radio Service and remarks of a personal character
• D. Only communications incidental to contest exchanges, all other communications are prohibited

T9A05

24. How would you change a dipole antenna to make it resonant on a higher frequency?

• A. Shorten it
• B. Lengthen it
• C. Insert coils in series with radiating wires
• D. Add capacitive loading to the ends of the radiating wires

T4B03

25. What is the purpose of the squelch control on a transceiver?

• A. To set the transmitter power level
• B. To mute receiver output noise when no signal is being received
• C. To set the highest level of volume desired
• D. To adjust the automatic gain control

T1B12

26. Except for some specific restrictions, what is the maximum peak envelope power output for Technician class operators using frequencies above 30 MHz?

• A. 50 watts
• B. 1500 watts
• C. 500 watts
• D. 100 watts

T3A07

27. What type of wave carries radio signals between transmitting and receiving stations?

• A. Ferromagnetic
• B. Surface acoustic
• C. Electrostatic
• D. Electromagnetic

T0B09

28. Why should you avoid attaching an antenna to a utility pole?

• A. The utility company will charge you an extra monthly fee
• B. The antenna will not work properly because of induced voltages
• C. All of these choices are correct
• D. The antenna could contact high-voltage power lines

T4A07

29. How is a computer's sound card used when conducting digital communications?

• A. All of these choices are correct
• B. The sound card communicates between the computer CPU and the video display
• C. The sound card records the audio frequency for video display
• D. The sound card provides audio to the radio's microphone input and converts received audio to digital form

T1D01

30. With which countries are FCC-licensed amateur radio stations prohibited from exchanging communications?

• A. Any country whose administration has notified the American Radio Relay League (ARRL) that it objects to such communications
• B. Any country in violation of the War Powers Act of 1934
• C. Any country engaged in hostilities with another country
• D. Any country whose administration has notified the International Telecommunications Union (ITU) that it objects to such communications

T6A01

31. What electrical component opposes the flow of current in a DC circuit?

• A. Voltmeter
• B. Transformer
• C. Resistor
• D. Inductor

T3B09

32. What are the frequency limits of the UHF spectrum?

• A. 30 to 300 kHz
• B. 300 to 3000 MHz
• C. 30 to 300 MHz
• D. 300 to 3000 kHz

T2B05

33. What might be the problem if a repeater user says your transmissions are breaking up on voice peaks?

• A. You need to talk louder
• B. You have the incorrect offset
• C. You are talking too loudly
• D. Your transmit power is too high

T5C01

34. What is the ability to store energy in an electric field called?

• A. Resistance
• B. Tolerance
• C. Capacitance
• D. Inductance

T1F03

35. When is an amateur station required to transmit its assigned call sign?

• A. At least every 10 minutes during and at the end of a communication
• B. At least every 15 minutes during and at the end of a communication
• C. At the beginning of each contact, and every 10 minutes thereafter
• D. At least once during each transmission