Practice Exam

T5C03

1. What describes the ability to store energy in a magnetic field?

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

T7A08

2. Which of the following describes combining speech with an RF carrier signal?

• A. Low-pass filtering
• B. Impedance matching
• C. Modulation
• D. Oscillation

T7B07

3. Which of the following can reduce overload of a VHF transceiver by a nearby commercial FM station?

• A. Using double-shielded coaxial cable
• B. Installing an RF preamplifier
• C. Installing a band-reject filter
• D. Installing bypass capacitors on the microphone cable

T9B06

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

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

T8C04

5. Which of the following is good procedure when contacting another station in a contest?

• A. All these choices are correct
• B. Sign only the last two letters of your call if there are many other stations calling
• C. Contact the station twice to be sure that you are in his log
• D. Send only the minimum information needed for proper identification and the contest exchange

T4B12

6. What is the result of tuning an FM receiver above or below a signal's frequency?

• A. Distortion of the signal's audio
• B. Sideband inversion
• C. Generation of a heterodyne tone
• D. Change in audio pitch

T1C02

7. Who may select a desired call sign under the vanity call sign rules?

• A. Only a licensed amateur with a General or Amateur Extra Class license
• B. Any licensed amateur
• C. Only a licensed amateur who has been licensed continuously for more than 10 years
• D. Only a licensed amateur with an Amateur Extra Class license

T1B06

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

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

T0B10

9. Which of the following is true when installing grounding conductors used for lightning protection?

• A. Use only non-insulated wire
• B. Wires must be carefully routed with precise right-angle bends
• C. Sharp bends must be avoided
• D. Common grounds must be avoided

T8B10

10. What is a LEO satellite?

• A. A satellite in low energy operation mode
• B. A satellite in low earth orbit
• C. A sun synchronous satellite
• D. A highly elliptical orbit satellite

T6A02

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

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

T6B06

12. How is the cathode lead of a semiconductor diode often marked on the package?

• A. With a stripe
• B. With the letter C
• C. With the word "cathode"
• D. With the letter K

T1A06

13. 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. A bulletin sent by the FCC to announce a national emergency
• D. An amateur station transmitting communications for the purposes of observing propagation or related experimental activities

T2A08

14. What is the meaning of the procedural signal "CQ"?

• A. Call on the quarter hour
• B. Calling any station
• C. Test transmission, no reply expected
• D. Only the called station should transmit

T5D07

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

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

T9A07

16. What is a disadvantage of using a handheld VHF transceiver with a flexible antenna inside a vehicle?

• A. All these choices are correct
• B. The SWR might decrease, decreasing the signal strength
• C. The bandwidth of the antenna will decrease, increasing SWR
• D. Signal strength is reduced due to the shielding effect of the vehicle

T8A07

17. What is a characteristic of single sideband (SSB) compared to FM?

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

T1D05

18. When may amateur radio operators use their stations to notify other amateurs of the availability of equipment for sale or trade?

• A. When no profit is made on the sale
• B. When the equipment is not the personal property of either the station licensee, or the control operator, or their close relatives
• C. Never
• D. When selling amateur radio equipment and not on a regular basis

T6C01

19. What is the name of an electrical wiring diagram that uses standard component symbols?

• A. Schematic
• B. Connector pinout
• C. Bill of materials
• D. Flow chart

T4A03

20. Why are short, heavy-gauge wires used for a transceiver's DC power connection?

• A. To provide a good counterpoise for the antenna
• B. To minimize voltage drop when transmitting
• C. To avoid RF interference
• D. All these choices are correct

T7D04

21. Which instrument is used to measure electric current?

• A. An ohmmeter
• B. A voltmeter
• C. An electrometer
• D. An ammeter

T0A12

22. 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 voltmeter has very low impedance
• C. Ensure that the circuit is grounded through the voltmeter
• D. Ensure that the voltmeter is set to the correct frequency

T8D04

23. What type of transmission is indicated by the term "NTSC?"

• A. An analog fast-scan color TV signal
• B. A frame compression scheme for TV signals
• C. A Normal Transmission mode in Static Circuit
• D. A special mode for satellite uplink

T1F01

24. When must the station and its records be available for FCC inspection?

• A. At any time upon request by an FCC representative
• B. At any time after written notification by the FCC of such inspection
• C. Only when presented with a valid warrant by an FCC official or government agent
• D. At any time ten days after notification by the FCC of such an inspection

T7C07

25. What happens to power lost in a feed line?

• A. It distorts the signal
• B. It increases the SWR
• C. It is converted into heat
• D. It is radiated as harmonics

T5B04

26. Which is equal to one microvolt?

• A. One million volts
• B. One thousand kilovolts
• C. One one-millionth of a volt
• D. One one-thousandth of a volt

T1E06

27. When, under normal circumstances, may a Technician class licensee be the control operator of a station operating in an Amateur Extra Class band segment?

• A. When designated as the control operator by an Amateur Extra Class licensee
• B. When using a club station whose trustee holds an Amateur Extra Class license
• C. As part of a multi-operator contest team
• D. At no time

T5A11

28. What type of current flow is opposed by resistance?

• A. Direct current
• B. Alternating current
• C. All these choices are correct
• D. RF current

T3B04

29. What is the velocity of a radio wave traveling through free space?

• A. Speed of light
• B. Speed that increases as the frequency increases
• C. Speed of sound
• D. Speed inversely proportional to its wavelength

T3A10

30. What effect does multi-path propagation have on data transmissions?

• A. Error rates are likely to increase
• B. No significant changes will occur if the signals are transmitted using FM
• C. Transmission rates must be decreased by a factor equal to the number of separate paths observed
• D. Transmission rates must be increased by a factor equal to the number of separate paths observed

T6D08

31. Which of the following is combined with an inductor to make a resonant circuit?

• A. Potentiometer
• B. Capacitor
• C. Zener diode
• D. Resistor

T2C10

32. What information is contained in the preamble of a formal traffic message?

• A. The telephone number of the addressee
• B. The email address of the originating station
• C. Information needed to track the message
• D. The address of the intended recipient

T3C08

33. What causes tropospheric ducting?

• A. Sunspots and solar flares
• B. Discharges of lightning during electrical storms
• C. Temperature inversions in the atmosphere
• D. Updrafts from hurricanes and tornadoes

T0C07

34. What hazard is created by touching an antenna during a transmission?

• A. Radiation poisoning
• B. Electrocution
• C. All these choices are correct
• D. RF burn to skin

T2B03

35. Which of the following describes a linked repeater network?

• A. Multiple repeaters with the same control operator
• B. A network of repeaters in which signals received by one repeater are transmitted by all the repeaters in the network
• C. A system of repeaters linked by APRS
• D. A single repeater with more than one receiver