Practice Exam

T0A05

1. Why should a 5-ampere fuse never be replaced with a 20-ampere fuse?

• A. The larger fuse would be likely to blow because it is rated for higher current
• B. Excessive current could cause a fire
• C. All these choices are correct
• D. The power supply ripple would greatly increase

T6D09

2. What is the name of a device that combines several semiconductors and other components into one package?

• A. Multi-pole relay
• B. Transducer
• C. Transformer
• D. Integrated circuit

T8A05

3. Which of the following types of signal has the narrowest bandwidth?

• A. SSB voice
• B. FM voice
• C. CW
• D. Slow-scan TV

T4B10

4. Which of the following receiver filter bandwidths provides the best signal-to-noise ratio for SSB reception?

• A. 2400 Hz
• B. 500 Hz
• C. 1000 Hz
• D. 5000 Hz

T1C10

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

T8C08

6. What is the Internet Radio Linking Project (IRLP)?

• A. A system for informing amateurs in real time of the frequency of active DX stations
• B. A technique for measuring signal strength of an amateur transmitter via the internet
• C. A technique to connect amateur radio systems, such as repeaters, via the internet using Voice Over Internet Protocol (VoIP)
• D. A system for providing access to websites via amateur radio

T7C02

7. Which of the following is used to determine if an antenna is resonant at the desired operating frequency?

• A. A VTVM
• B. An antenna analyzer
• C. A frequency counter
• D. A Q meter

T8B03

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

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

T8D01

9. Which of the following is a digital communications mode?

• A. All these choices are correct
• B. IEEE 802.11
• C. Packet radio
• D. FT8

T6A11

10. Which of the following battery chemistries is not rechargeable?

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

T2C08

11. Which of the following is a characteristic of good traffic handling?

• A. All these choices are correct
• B. Making decisions as to whether messages are worthy of relay or delivery
• C. Passing messages exactly as received
• D. Ensuring that any newsworthy messages are relayed to the news media

T2A04

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

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

T2B10

13. Which Q signal indicates that you are receiving interference from other stations?

• A. QRN
• B. QSB
• C. QTH
• D. QRM

T1A04

14. How many operator/primary station license grants may be held by any one person?

• A. One
• B. One for each permanent station location from which the person plans to operate
• C. One for each band on which the person plans to operate
• D. No more than two

T9A06

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

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

T7B11

16. What is a symptom of RF feedback in a transmitter or transceiver?

• A. Frequent blowing of power supply fuses
• B. Excessive SWR at the antenna connection
• C. Reports of garbled, distorted, or unintelligible voice transmissions
• D. The transmitter will not stay on the desired frequency

T4A08

17. Which of the following conductors is preferred for bonding at RF?

• A. Flat copper strap
• B. Steel wire
• C. Twisted-pair cable
• D. Copper braid removed from coaxial cable

T1F07

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

T1B02

19. Which amateurs may contact the International Space Station (ISS) on VHF bands?

• A. Any amateur holding a General class or higher license who has applied for and received approval from NASA
• B. Any amateur holding a Technician class or higher license
• C. Any amateur holding a General class or higher license
• D. Any amateur holding a Technician class or higher license who has applied for and received approval from NASA

T5D09

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

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

T1E10

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

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

T1D07

22. What types of amateur stations can automatically retransmit the signals of other amateur stations?

• A. Repeater, auxiliary, or space stations
• B. Beacon, repeater, or space stations
• C. Earth, repeater, or space stations
• D. Auxiliary, beacon, or Earth stations

T9B10

23. What is the electrical difference between RG-58 and RG-213 coaxial cable?

• A. RG-58 cable has two shields
• B. RG-58 cable can handle higher power levels
• C. RG-213 cable has less loss at a given frequency
• D. There is no significant difference between the two types

T5B05

24. Which is equal to 500 milliwatts?

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

T5A06

25. What is the unit of frequency?

• A. Henry
• B. Farad
• C. Tesla
• D. Hertz

T3B09

26. What frequency range is referred to as UHF?

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

T3A01

27. 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

T5C09

28. How much power is delivered by a voltage of 13.8 volts DC and a current of 10 amperes?

• A. 23.8 watts
• B. 3.8 watts
• C. 138 watts
• D. 0.7 watts

T6C12

29. Which of the following is accurately represented in electrical schematics?

• A. Physical appearance of components
• B. Component connections
• C. Wire lengths
• D. All these choices are correct

T7A08

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

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

T7D11

31. Which of the following precautions should be taken when measuring in-circuit resistance with an ohmmeter?

• A. Ensure that the circuit is not powered
• B. Ensure that the circuit is operating at the correct frequency
• C. Ensure that the circuit is grounded
• D. Ensure that the applied voltages are correct

T6B03

32. Which of these components can be used as an electronic switch?

• A. Potentiometer
• B. Transistor
• C. Varistor
• D. Thermistor

T0B07

33. 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 not be climbed unless it is retracted, or mechanical safety locking devices have been installed
• D. This type of tower must never be painted

T0C13

34. Who is responsible for ensuring that no person is exposed to RF energy above the FCC exposure limits?

• A. Anyone who is near an antenna
• B. The station licensee
• C. The local zoning board
• D. The FCC

T3C05

35. Which of the following effects may allow radio signals to travel beyond obstructions between the transmitting and receiving stations?

• A. Doppler shift
• B. Faraday rotation
• C. Knife-edge diffraction
• D. Quantum tunneling