Practice Exam

T1E06

1. Under which of the following types of control is it permissible for the control operator to be at a location other than the control point?

• A. Remote control
• B. Local control
• C. Indirect control
• D. Automatic control

T2B08

2. What is the proper course of action if your station's transmission unintentionally interferes with another station?

• A. Properly identify your transmission and move to a different frequency
• B. Increase power
• C. Rotate your antenna slightly
• D. Change antenna polarization

T1D01

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

• A. Any country in violation of the War Powers Act of 1934
• B. Any country whose administration has notified the United Nations that it objects to such communications
• C. Any country whose administration has notified the ITU that it objects to such communications
• D. Any country engaged in hostilities with another country

T3C05

4. What is meant by the term "knife-edge" propagation?

• A. Signals are partially refracted around solid objects exhibiting sharp edges
• B. Signals are sliced into several discrete beams and arrive via different paths
• C. Signals are reflected back toward the originating station at acute angles
• D. Signals propagated close to the band edge exhibiting a sharp cutoff

T9B04

5. What does an antenna tuner do?

• A. It helps a receiver automatically tune in weak stations
• B. It matches the antenna system impedance to the transceiver's output impedance
• C. It allows an antenna to be used on both transmit and receive
• D. It automatically selects the proper antenna for the frequency band being used

T1C08

6. What is the normal term for an FCC-issued primary station/operator license grant?

• A. Twenty years
• B. Ten years
• C. Life
• D. Five years

T6C07

7. What is component 8 in figure T2?

• A. Inductor
• B. Light emitting diode
• C. Resistor
• D. Regulator IC

T0B11

8. Which of the following establishes grounding requirements for an amateur radio tower or antenna?

• A. Underwriters Laboratories' recommended practices
• B. FAA tower lighting regulations
• C. Local electrical codes
• D. FCC Part 97 Rules

T6B05

9. Which of the following electronic components can amplify signals?

• A. Multi-cell battery
• B. Variable resistor
• C. Electrolytic capacitor
• D. Transistor

T7B02

10. What is meant by fundamental overload in reference to a receiver?

• A. Interference caused by turning the volume up too high
• B. Too much voltage from the power supply
• C. Interference caused by very strong signals
• D. Too much current from the power supply

T8D08

11. Which of the following may be included in packet transmissions?

• A. A check sum which permits error detection
• B. All of these choices are correct
• C. Automatic repeat request in case of error
• D. A header which contains the call sign of the station to which the information is being sent

T5C06

12. What is the abbreviation that refers to radio frequency signals of all types?

• A. HF
• B. VHF
• C. RF
• D. AF

T2A06

13. What must an amateur operator do when making on-air transmissions to test equipment or antennas?

• A. Properly identify the transmitting station
• B. State the purpose of the test during the test procedure
• C. Make test transmissions only after 10:00 p.m. local time
• D. Notify the FCC of the test transmission

T1F12

14. How many persons are required to be members of a club for a club station license to be issued by the FCC?

• A. At least 5
• B. At least 2
• C. At least 4
• D. A trustee and 2 officers

T8C09

15. How might you obtain a list of active nodes that use VoIP?

• A. From your local emergency coordinator
• B. From the local repeater frequency coordinator
• C. From a repeater directory
• D. From the FCC Rulebook

T5A07

16. Which of the following is a good electrical conductor?

• A. Copper
• B. Glass
• C. Rubber
• D. Wood

T4A08

17. Which type of conductor is best to use for RF grounding?

• A. Twisted-pair cable
• B. Flat strap
• C. Round copper-clad steel wire
• D. Round stranded wire

T0C11

18. What is meant by "duty cycle" when referring to RF exposure?

• A. The difference between PEP and average power of an SSB signal
• B. The ratio of on-air time to total operating time of a transmitted signal
• C. The amount of time the operator spends transmitting
• D. The difference between lowest usable output and maximum rated output power of a transmitter

T7C09

19. Which of the following is the most common cause for failure of coaxial cables?

• A. The velocity factor exceeds 1.0
• B. Moisture contamination
• C. Gamma rays
• D. Overloading

T0A11

20. 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 loop in the ground connection to prevent water damage to the ground system
• C. All of these choices are correct
• D. Make sure that all bends in the ground wires are clean, right angle bends

T6A11

21. Which battery type is not rechargeable?

• A. Lead-acid
• B. Carbon-zinc
• C. Nickel-cadmium
• D. Lithium-ion

T2C09

22. When may an amateur station use any means of radio communications at its disposal for essential communications in connection with immediate safety of human life and protection of property?

• A. When normal communications systems are not available
• B. Only when RACES authorizes it by declaring an emergency
• C. Only when FEMA authorizes it by declaring an emergency
• D. Only when authorized by the local MARS program director

T1B02

23. North American amateur stations are located in which ITU region?

• A. Region 3
• B. Region 1
• C. Region 2
• D. Region 4

T8B10

24. What do the initials LEO tell you about an amateur satellite?

• A. The satellite uses Light Emitting Optics
• B. The satellite battery is in Low Energy Operation mode
• C. The satellite is in a Low Earth Orbit
• D. The satellite is performing a Lunar Ejection Orbit maneuver

T6D07

25. Which of the following is commonly used as a visual indicator?

• A. Bipolar transistor
• B. LED
• C. Zener diode
• D. FET

T5B07

26. If a frequency readout calibrated in megahertz shows a reading of 3.525 MHz, what would it show if it were calibrated in kilohertz?

• A. 0.003525 kHz
• B. 35.25 kHz
• C. 3525 kHz
• D. 3,525,000 kHz

T7D02

27. What is the correct way to connect a voltmeter to a circuit?

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

T7A09

28. Which of the following devices is most useful for VHF weak-signal communication?

• A. An omni-directional antenna
• B. A quarter-wave vertical antenna
• C. A multi-mode VHF transceiver
• D. A mobile VHF FM transceiver

T3A10

29. What may occur if VHF or UHF data signals propagate over multiple paths?

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

T5D09

30. What is the current flowing through a 24-ohm resistor connected across 240 volts?

• A. 216 amperes
• B. 10 amperes
• C. 0.1 amperes
• D. 24,000 amperes

T1A06

31. What is the FCC Part 97 definition of telecommand?

• A. A one-way transmission to initiate, modify or terminate functions of a device at a distance
• B. An instruction from a VEC
• C. A one-way radio transmission of measurements at a distance from the measuring instrument
• D. An instruction bulletin issued by the FCC

T9A09

32. What is the approximate length, in inches, of a 6 meter 1/2-wavelength wire dipole antenna?

• A. 6
• B. 112
• C. 50
• D. 236

T4B03

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

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

T3B10

34. What frequency range is referred to as HF?

• A. 3 to 30 MHz
• B. 30 to 300 MHz
• C. 300 to 3000 MHz
• D. 300 to 3000 kHz

T8A07

35. What is the primary advantage of single sideband over FM for voice transmissions?

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