Practice Exam

T2B01

1. How is a VHF/UHF transceiver's "reverse" function used?

• A. To increase power output
• B. To listen on a repeater's output frequency
• C. To listen on a repeater's input frequency
• D. To reduce power output

T6C09

2. What is component 4 in figure T-2?

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

T0C03

3. How does the allowable power density for RF safety change if duty cycle changes from 100 percent to 50 percent?

• A. It decreases by 50 percent
• B. There is no adjustment allowed for lower duty cycle
• C. It increases by a factor of 3
• D. It increases by a factor of 2

T0B05

4. What is the purpose of a safety wire through a turnbuckle used to tension guy lines?

• A. Provide an ability to measure for proper tensioning
• B. Secure the guy line if the turnbuckle breaks
• C. Provide a ground path for lightning strikes
• D. Prevent loosening of the turnbuckle from vibration

T9A09

5. What is the approximate length, in inches, of a half-wavelength 6 meter dipole antenna?

• A. 112
• B. 236
• C. 50
• D. 6

T9B12

6. What is standing wave ratio (SWR)?

• A. An indication of the quality of your station's ground connection
• B. The ratio of amplifier power output to input
• C. A measure of how well a load is matched to a transmission line
• D. The transmitter efficiency ratio

T5D05

7. What is the resistance of a circuit for which the applied voltage is 12 volts and the current flow is 1.5 amperes?

• A. 0.125 ohms
• B. 13.5 ohms
• C. 8 ohms
• D. 18 ohms

T2C09

8. Are amateur station control operators ever permitted to operate outside the frequency privileges of their license class?

• A. Yes, but only when part of a RACES emergency plan
• B. Yes, but only when part of a FEMA emergency plan
• C. No
• D. Yes, but only in situations involving the immediate safety of human life or protection of property

T8C03

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

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

T3B07

10. 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. Traditional letter/number designators
• D. The approximate wavelength in meters

T3C01

11. Why are simplex UHF signals rarely heard beyond their radio horizon?

• A. UHF signals are usually not propagated by the ionosphere
• B. They are too weak to go very far
• C. FCC regulations prohibit them from going more than 50 miles
• D. UHF signals are absorbed by the ionospheric D region

T5B11

12. Which decibel value represents a power increase from 20 watts to 200 watts?

• A. 12 dB
• B. 18 dB
• C. 10 dB
• D. 28 dB

T8D08

13. Which of the following is included in packet radio transmissions?

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

T7C11

14. What is a disadvantage of air core coaxial cable when compared to foam or solid dielectric types?

• A. It cannot be used at below freezing temperatures
• B. It cannot be used for VHF or UHF antennas
• C. It has more loss per foot
• D. It requires special techniques to prevent moisture in the cable

T3A01

15. Why do VHF signal strengths sometimes vary greatly when the antenna is moved only a few feet?

• A. Multipath propagation cancels or reinforces signals
• B. VHF ionospheric propagation is very sensitive to path length
• C. The signal path encounters different concentrations of water vapor
• D. All these choices are correct

T7B10

16. What might be a problem if you receive a report that your audio signal through an FM repeater is distorted or unintelligible?

• A. All these choices are correct
• B. You are in a bad location
• C. Your batteries are running low
• D. Your transmitter is slightly off frequency

T2A09

17. Which of the following indicates that a station is listening on a repeater and looking for a contact?

• A. The station's call sign followed by the word "monitoring"
• B. "CQ CQ" followed by the repeater's call sign
• C. "QSY" followed by your call sign
• D. The repeater call sign followed by the station's call sign

T7A06

18. What device converts the RF input and output of a transceiver to another band?

• A. Transverter
• B. High-pass filter
• C. Low-pass filter
• D. Phase converter

T1D10

19. How does the FCC define broadcasting for the Amateur Radio Service?

• A. Two-way transmissions by amateur stations
• B. Any transmission made by the licensed station
• C. Transmissions intended for reception by the general public
• D. Transmission of messages directed only to amateur operators

T8A06

20. Which sideband is normally used for 10 meter HF, VHF, and UHF single-sideband communications?

• A. Upper sideband
• B. Lower sideband
• C. Suppressed sideband
• D. Inverted sideband

T5C03

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

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

T8B04

22. What mode of transmission is commonly used by amateur radio satellites?

• A. CW/data
• B. FM
• C. SSB
• D. All these choices are correct

T6B10

23. Which of the following can provide power gain?

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

T1E11

24. Who does the FCC presume to be the control operator of an amateur station, unless documentation to the contrary is in the station records?

• A. The station licensee
• B. The station custodian
• C. The third party participant
• D. The person operating the station equipment

T6A10

25. Which of the following battery chemistries is rechargeable?

• A. All these choices are correct
• B. Lithium-ion
• C. Nickel-metal hydride
• D. Lead-acid

T4A02

26. Which of the following should be considered when selecting an accessory SWR meter?

• A. All these choices are correct
• B. The distance that the meter will be located from the antenna
• C. The frequency and power level at which the measurements will be made
• D. The types of modulation being used at the station

T1C10

27. How soon after passing the examination for your first amateur radio license may you transmit on the amateur radio bands?

• A. As soon as your operator/station license grant appears in the FCC's license database
• B. As soon as your operator/station license grant appears on the ARRL website
• C. Immediately on receiving your Certificate of Successful Completion of Examination (CSCE)
• D. As soon as you receive your license in the mail from the FCC

T5A10

28. Which term describes the rate at which electrical energy is used?

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

T1F04

29. What language may you use for identification when operating in a phone sub-band?

• A. English, French, or Spanish
• B. English
• C. Any language recognized by the ITU
• D. Any language recognized by the United Nations

T7D04

30. Which instrument is used to measure electric current?

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

T1B08

31. How are US amateurs restricted in segments of bands where the Amateur Radio Service is secondary?

• A. U.S. amateurs must give foreign amateur stations priority in those segments
• B. Digital transmissions are not permitted in those segments
• C. U.S. amateurs may find non-amateur stations in those segments, and must avoid interfering with them
• D. International communications are not permitted in those segments

T0A08

32. Where should a fuse or circuit breaker be installed in a 120V AC power circuit?

• A. In series with the hot conductor only
• B. In series with the hot and neutral conductors
• C. In parallel with the hot and neutral conductors
• D. In parallel with the hot conductor only

T1A02

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

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

T6D05

34. What type of circuit controls the amount of voltage from a power supply?

• A. Oscillator
• B. Filter
• C. Phase inverter
• D. Regulator

T4B06

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