Practice Exam

T1B07

1. Which of the following VHF/UHF band segments are limited to CW only?

• A. 50.0 MHz to 50.1 MHz and 144.0 MHz to 144.1 MHz
• B. 219 MHz to 220 MHz and 420.0 MHz to 420.1 MHz
• C. 902.0 MHz to 902.1 MHz
• D. All these choices are correct

T4A06

2. What signals are used in a computer-radio interface for digital mode operation?

• A. NMEA GPS location and DC power
• B. Receive audio, transmit audio, and transmitter keying
• C. Antenna and RF power
• D. Receive and transmit mode, status, and location

T1E10

3. Which of the following is an example of remote control as defined in Part 97?

• A. Operating the station over the internet
• B. Controlling a model aircraft, boat, or car by amateur radio
• C. All these choices are correct
• D. Repeater operation

T7C03

4. What does a dummy load consist of?

• A. A 50-ohm reactance used to terminate a transmission line
• B. A high-gain amplifier and a TR switch
• C. A non-inductive resistor mounted on a heat sink
• D. A low-voltage power supply and a DC relay

T4B09

5. How is a specific group of stations selected on a digital voice transceiver?

• A. By enabling the group's CTCSS tone
• B. By entering the group's identification code
• C. By retrieving the frequencies from transceiver memory
• D. By activating automatic identification

T6C02

6. What is component 1 in figure T-1?

• A. Transistor
• B. Resistor
• C. Connector
• D. Battery

T5A03

7. What is the name for the flow of electrons in an electric circuit?

• A. Current
• B. Resistance
• C. Capacitance
• D. Voltage

T7D08

8. Which of the following types of solder should not be used for radio and electronic applications?

• A. Rosin-core solder
• B. Acid-core solder
• C. Lead-tin solder
• D. Tin-copper solder

T8D07

9. Which of the following describes DMR?

• A. An automatic position tracking mode for FM mobiles communicating through repeaters
• B. A digital technique for transmitting on two repeater inputs simultaneously for automatic error correction
• C. An automatic computer logging technique for hands-off logging when communicating while operating a vehicle
• D. A technique for time-multiplexing two digital voice signals on a single 12.5 kHz repeater channel

T2C03

10. What technique is used to ensure that voice messages containing unusual words are received correctly?

• A. All these choices are correct
• B. Speak very loudly into the microphone
• C. Spell the words using a standard phonetic alphabet
• D. Send the words by voice and Morse code

T7B01

11. What can you do if you are told your FM handheld or mobile transceiver is over-deviating?

• A. Talk farther away from the microphone
• B. Let the transceiver cool off
• C. Change to a higher power level
• D. Talk louder into the microphone

T0C01

12. What type of radiation are radio signals?

• A. Ionizing radiation
• B. Non-ionizing radiation
• C. Gamma radiation
• D. Alpha radiation

T0B01

13. Which of the following is good practice when installing ground wires on a tower for lightning protection?

• A. Ensure that connections are short and direct
• B. Put a drip loop in the ground connection to prevent water damage to the ground system
• C. Make sure all ground wire bends are right angles
• D. All these choices are correct

T7A04

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

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

T8C03

15. What operating activity involves contacting as many stations as possible during a specified period?

• A. Contesting
• B. Public service events
• C. Simulated emergency exercises
• D. Net operations

T9B06

16. Which of the following RF connector types is most suitable for frequencies above 400 MHz?

• A. Type N
• B. UHF (PL-259/SO-239)
• C. DB-25
• D. RS-213

T2B09

17. Why are simplex channels designated in the VHF/UHF band plans?

• A. For working DX only
• B. So stations with simple transmitters can access the repeater without automated offset
• C. So stations within range of each other can communicate without tying up a repeater
• D. For contest operation

T9A08

18. What is the approximate length, in inches, of a quarter-wavelength vertical antenna for 146 MHz?

• A. 12
• B. 50
• C. 19
• D. 112

T6A01

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

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

T5C12

20. What is impedance?

• A. The inverse of resistance
• B. The Q or Quality Factor of a component
• C. The power handling capability of a component
• D. The opposition to AC current flow

T1C03

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

T8A02

22. What type of modulation is commonly used for VHF packet radio transmissions?

• A. AM
• B. FM or PM
• C. SSB
• D. PSK

T3C10

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

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

T5B01

24. How many milliamperes is 1.5 amperes?

• A. 150 milliamperes
• B. 15,000 milliamperes
• C. 1500 milliamperes
• D. 15 milliamperes

T6D10

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

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

T1A02

26. Which agency regulates and enforces the rules for the Amateur Radio Service in the United States?

• A. The FCC
• B. FEMA
• C. All these choices are correct
• D. Homeland Security

T0A12

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

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

T5D11

28. What is the voltage across a 10-ohm resistor if a current of 1 ampere flows through it?

• A. 9 volts
• B. 11 volts
• C. 1 volt
• D. 10 volts

T1F07

29. Which of the following restrictions apply when a non-licensed person is allowed to speak to a foreign station using a station under the control of a licensed amateur operator?

• A. The person must be a U.S. citizen
• B. All these choices are correct
• C. The licensed control operator must do the station identification
• D. The foreign station must be in a country with which the U.S. has a third party agreement

T3B07

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

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

T8B03

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

• A. Maps showing the real-time position of the satellite track over Earth
• B. All these choices are correct
• 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

T2A07

32. What is meant by "repeater offset"?

• A. The repeater station identification is done on a separate frequency
• B. The repeater has a time delay to prevent interference
• C. The number of simultaneous transmit frequencies used by a repeater
• D. The difference between a repeater's transmit and receive frequencies

T1D11

33. When may an amateur station transmit without identifying on the air?

• A. When transmitting signals to control model craft
• B. When the transmissions are of a brief nature to make station adjustments
• C. When the transmissions are unmodulated
• D. When the transmitted power level is below 1 watt

T6B08

34. What does the abbreviation FET stand for?

• A. Frequency Emission Transmitter
• B. Fast Electron Transistor
• C. Free Electron Transmitter
• D. Field Effect Transistor

T3A07

35. What weather condition might decrease range at microwave frequencies?

• A. Low barometric pressure
• B. Colder temperatures
• C. High winds
• D. Precipitation