Practice Exam

T5A01

1. Electrical current is measured in which of the following units?

• A. Amperes
• B. Ohms
• C. Volts
• D. Watts

T2C02

2. Which of the following are typical duties of a Net Control Station?

• A. All these choices are correct
• B. Choose the regular net meeting time and frequency
• C. Call the net to order and direct communications between stations checking in
• D. Ensure that all stations checking into the net are properly licensed for operation on the net frequency

T1A06

3. What is the FCC Part 97 definition of a beacon?

• A. A continuous transmission of weather information authorized in the amateur bands by the National Weather Service
• B. A government transmitter marking the amateur radio band edges
• C. An amateur station transmitting communications for the purposes of observing propagation or related experimental activities
• D. A bulletin sent by the FCC to announce a national emergency

T7D10

4. What reading indicates that an ohmmeter is connected across a large, discharged capacitor?

• A. Steady full-scale reading
• B. Increasing resistance with time
• C. Alternating between open and short circuit
• D. Decreasing resistance with time

T3C10

5. Which of the following bands may provide long-distance communications via the ionosphere's F region during the peak of the sunspot cycle?

• A. 6 and 10 meters
• B. 23 centimeters
• C. All these choices are correct
• D. 70 centimeters and 1.25 meters

T6A02

6. What type of component is often used as an adjustable volume control?

• A. Transformer
• B. Power resistor
• C. Fixed resistor
• D. Potentiometer

T5B05

7. Which is equal to 500 milliwatts?

• A. 50 watts
• B. 0.5 watts
• C. 0.02 watts
• D. 5 watts

T4B06

8. Which of the following controls could be used if the voice pitch of a single-sideband signal returning to your CQ call seems too high or low?

• A. The RIT or Clarifier
• B. The AGC or limiter
• C. The bandwidth selection
• D. The tone squelch

T6B10

9. Which of the following can provide power gain?

• A. Transformer
• B. Resistor
• C. Transistor
• D. Reactor

T1E01

10. When may an amateur station transmit without a control operator?

• A. Never
• B. When using automatic control, such as in the case of a repeater
• C. When the station licensee is away and another licensed amateur is using the station
• D. When the transmitting station is an auxiliary station

T8D09

11. What is CW?

• A. A technique for coil winding
• B. Another name for a Morse code transmission
• C. A type of electromagnetic propagation
• D. A digital mode used primarily on 2 meter FM

T2A04

12. What is an appropriate way to call another station on a repeater if you know the other station's call sign?

• A. Say "CQ" three times, then the other station's call sign
• B. Wait for the station to call CQ, then answer
• C. Say "break, break," then say the station's call sign
• D. Say the station's call sign, then identify with your call sign

T7C08

13. Which instrument can be used to determine SWR?

• A. Iambic pentameter
• B. Ohmmeter
• C. Directional wattmeter
• D. Voltmeter

T6D10

14. What is the function of component 2 in figure T-1?

• A. Supply electrical energy
• B. Give off light when current flows through it
• C. Convert electrical energy into radio waves
• D. Control the flow of current

T0B07

15. Which of the following is an important safety rule to remember when using a crank-up tower?

• A. All these choices are correct
• B. This type of tower must never be grounded
• C. This type of tower must never be painted
• D. This type of tower must not be climbed unless it is retracted, or mechanical safety locking devices have been installed

T0A12

16. Which of the following precautions should be taken when measuring high voltages with a voltmeter?

• A. Ensure that the voltmeter and leads are rated for use at the voltages to be measured
• B. Ensure that the circuit is grounded through the voltmeter
• C. Ensure that the voltmeter has very low impedance
• D. Ensure that the voltmeter is set to the correct frequency

T8A12

17. Which of the following is a disadvantage of FM compared with single sideband?

• A. Voice quality is poorer
• B. Only one signal can be received at a time
• C. All these choices are correct
• D. FM signals are harder to tune

T1B06

18. On which HF bands does a Technician class operator have phone privileges?

• A. 10 meter band only
• B. None
• C. 80 meter, 40 meter, 15 meter, and 10 meter bands
• D. 30 meter band only

T8C11

19. What is an amateur radio station that connects other amateur stations to the internet?

• A. A repeater
• B. A beacon
• C. A digipeater
• D. A gateway

T5C13

20. What is the abbreviation for kilohertz?

• A. khZ
• B. khz
• C. kHz
• D. KHZ

T8B03

21. Which of the following are provided by satellite tracking programs?

• A. All these choices are correct
• B. Maps showing the real-time position of the satellite track over Earth
• C. The apparent frequency of the satellite transmission, including effects of Doppler shift
• D. The time, azimuth, and elevation of the start, maximum altitude, and end of a pass

T1C03

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

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

T1D02

23. Under which of the following circumstances are one-way transmissions by an amateur station prohibited?

• A. International Morse Code Practice
• B. Telecommand or transmissions of telemetry
• C. Broadcasting
• D. In all circumstances

T7A04

24. Which term describes the ability of a receiver to discriminate between multiple signals?

• A. Discrimination ratio
• B. Harmonic distortion
• C. Sensitivity
• D. Selectivity

T3B07

25. In addition to frequency, which of the following is used to identify amateur radio bands?

• A. Channel numbers
• B. All these choices are correct
• C. The approximate wavelength in meters
• D. Traditional letter/number designators

T5D07

26. What is the current in a circuit with an applied voltage of 120 volts and a resistance of 80 ohms?

• A. 200 amperes
• B. 1.5 amperes
• C. 9600 amperes
• D. 0.667 amperes

T7B03

27. Which of the following can cause radio frequency interference?

• A. Harmonics
• B. Fundamental overload
• C. Spurious emissions
• D. All these choices are correct

T1F06

28. Which of the following self-assigned indicators are acceptable when using a phone transmission?

• A. KL7CC slash W3
• B. KL7CC slant W3
• C. All these choices are correct
• D. KL7CC stroke W3

T2B12

29. What is the purpose of the color code used on DMR repeater systems?

• A. Identifies the codec used
• B. Defines the minimum signal level required for access
• C. Defines the frequency pair to use
• D. Must match the repeater color code for access

T0C05

30. Why do exposure limits vary with frequency?

• A. Higher frequency RF fields are transient in nature
• B. Lower frequency RF fields do not penetrate the human body
• C. The human body absorbs more RF energy at some frequencies than at others
• D. Lower frequency RF fields have more energy than higher frequency fields

T4A10

31. What function is performed with a transceiver and a digital mode hot spot?

• A. High-speed digital communications for meteor scatter
• B. RTTY encoding and decoding without a computer
• C. Communication using digital voice or data systems via the internet
• D. FT8 digital communications via AFSK

T9A06

32. Which of the following types of antenna offers the greatest gain?

• A. 5/8 wave vertical
• B. Isotropic
• C. Yagi
• D. J pole

T9B05

33. What happens as the frequency of a signal in coaxial cable is increased?

• A. The characteristic impedance increases
• B. The loss increases
• C. The loss decreases
• D. The characteristic impedance decreases

T3A09

34. Which of the following results from the fact that signals propagated by the ionosphere are elliptically polarized?

• A. Either vertically or horizontally polarized antennas may be used for transmission or reception
• B. FM voice is unusable
• C. Digital modes are unusable
• D. Both the transmitting and receiving antennas must be of the same polarization

T6C04

35. What is component 3 in figure T-1?

• A. Resistor
• B. Transistor
• C. Lamp
• D. Ground symbol