Practice Exam

T8B02

1. What is the impact of using excessive effective radiated power on a satellite uplink?

• A. Blocking access by other users
• B. Possibility of commanding the satellite to an improper mode
• C. Overloading the satellite batteries
• D. Possibility of rebooting the satellite control computer

T1F05

2. What method of call sign identification is required for a station transmitting phone signals?

• A. Send the call sign using only a phone emission
• B. Send the call sign followed by the indicator RPT
• C. Send the call sign using a CW or phone emission
• D. Send the call sign followed by the indicator R

T4B08

3. What is the advantage of having multiple receive bandwidth choices on a multimode transceiver?

• A. Increases the number of frequencies that can be stored in memory
• B. Permits noise or interference reduction by selecting a bandwidth matching the mode
• C. Permits monitoring several modes at once by selecting a separate filter for each mode
• D. Increases the amount of offset between receive and transmit frequencies

T6B11

4. What is the term that describes a device's ability to amplify a signal?

• A. On resistance
• B. Forward voltage drop
• C. Gain
• D. Forward resistance

T7B02

5. What would cause a broadcast AM or FM radio to receive an amateur radio transmission unintentionally?

• A. The microphone gain of the transmitter is turned up too high
• B. The audio amplifier of the transmitter is overloaded
• C. The deviation of an FM transmitter is set too low
• D. The receiver is unable to reject strong signals outside the AM or FM band

T0C06

6. Which of the following is an acceptable method to determine whether your station complies with FCC RF exposure regulations?

• A. By measurement of field strength using calibrated equipment
• B. All these choices are correct
• C. By calculation based on computer modeling
• D. By calculation based on FCC OET Bulletin 65

T7D07

7. Which of the following measurements are made using a multimeter?

• A. Signal strength and noise
• B. Impedance and reactance
• C. All these choices are correct
• D. Voltage and resistance

T1B01

8. Which of the following frequency ranges are available for phone operation by Technician licensees?

• A. 28.100 MHz to 28.300 MHz
• B. 28.050 MHz to 28.150 MHz
• C. 28.500 MHz to 28.600 MHz
• D. 28.300 MHz to 28.500 MHz

T6C12

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

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

T1E10

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

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

T9A09

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

• A. 112
• B. 236
• C. 6
• D. 50

T2A09

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

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

T1D08

13. In which of the following circumstances may the control operator of an amateur station receive compensation for operating that station?

• A. When the communication is made to obtain emergency information for a local broadcast station
• B. All these choices are correct
• C. When the communication is related to the sale of amateur equipment by the control operator's employer
• D. When the communication is incidental to classroom instruction at an educational institution

T7A05

14. What is the name of a circuit that generates a signal at a specific frequency?

• A. Low-pass filter
• B. Reactance modulator
• C. Phase modulator
• D. Oscillator

T7C05

15. Why do most solid-state transmitters reduce output power as SWR increases beyond a certain level?

• A. To protect the output amplifier transistors
• B. Because power supplies cannot supply enough current at high SWR
• C. To lower the SWR on the transmission line
• D. To comply with FCC rules on spectral purity

T3A10

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

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

T4A05

17. Where should an RF power meter be installed?

• A. In the power supply cable, as close as possible to the radio
• B. In parallel with the push-to-talk line and the antenna
• C. At the power supply output
• D. In the feed line, between the transmitter and antenna

T8A01

18. Which of the following is a form of amplitude modulation?

• A. Phase shift keying (PSK)
• B. Packet radio
• C. Single sideband
• D. Spread spectrum

T8C07

19. What is Voice Over Internet Protocol (VoIP)?

• A. A technique for measuring the modulation quality of a transmitter using remote sites monitored via the internet
• B. A method of delivering voice communications over the internet using digital techniques
• C. A set of rules specifying how to identify your station when linked over the internet to another station
• D. A technique employed to "spot" DX stations via the internet

T5C06

20. What does the abbreviation "RF" mean?

• A. The real frequency transmitted as opposed to the apparent frequency
• B. Radio frequency signals of all types
• C. Reflective force in antenna transmission lines
• D. The resonant frequency of a tuned circuit

T1C07

21. Which of the following can result in revocation of the station license or suspension of the operator license?

• A. Failure to provide and maintain a correct email address with the FCC
• B. Failure to obtain FCC type acceptance prior to using a home-built transmitter
• C. Failure to have a copy of your license available at your station
• D. Failure to inform the FCC of any changes in the amateur station following performance of an RF safety environmental evaluation

T5A07

22. Why are metals generally good conductors of electricity?

• A. They have many free electrons
• B. They have many free protons
• C. All these choices are correct
• D. They have relatively high density

T3B04

23. 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 inversely proportional to its wavelength
• D. Speed of sound

T5D11

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

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

T0A04

25. What is the purpose of a fuse in an electrical circuit?

• A. To limit current to prevent shocks
• B. To prevent power supply ripple from damaging a component
• C. All these choices are correct
• D. To remove power in case of overload

T6A11

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

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

T2C08

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

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

T8D08

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

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

T6D07

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

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

T1A07

30. What is the FCC Part 97 definition of a space station?

• A. A manned satellite orbiting Earth
• B. An amateur station using amateur radio satellites for relay of signals
• C. Any satellite orbiting Earth
• D. An amateur station located more than 50 km above Earth's surface

T2B10

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

• A. QRN
• B. QRM
• C. QTH
• D. QSB

T0B10

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

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

T9B11

33. Which of the following types of feed line has the lowest loss at VHF and UHF?

• A. Multi-conductor unbalanced cable
• B. 50-ohm flexible coax
• C. Air-insulated hardline
• D. 75-ohm flexible coax

T3C02

34. What is a characteristic of HF communication compared with communications on VHF and higher frequencies?

• A. HF antennas are generally smaller
• B. HF accommodates wider bandwidth signals
• C. There is less atmospheric interference (static) on HF
• D. Long-distance ionospheric propagation is far more common on HF

T5B07

35. Which is equal to 3.525 MHz?

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