Practice Exam

T1B09

1. Why should you not set your transmit frequency to be exactly at the edge of an amateur band or sub-band?

• A. To allow for calibration error in the transmitter frequency display
• B. To allow for transmitter frequency drift
• C. So that modulation sidebands do not extend beyond the band edge
• D. All these choices are correct

T8D13

2. What is FT8?

• A. An eight channel multiplex mode for FM repeaters
• B. A digital slow-scan TV mode with forward error correction and automatic color compensation
• C. A wideband FM voice mode
• D. A digital mode capable of low signal-to-noise operation

T0C04

3. What factors affect the RF exposure of people near an amateur station antenna?

• A. All these choices are correct
• B. Frequency and power level of the RF field
• C. Radiation pattern of the antenna
• D. Distance from the antenna to a person

T0B04

4. Which of the following is an important safety precaution to observe when putting up an antenna tower?

• A. Insulate the base of the tower to avoid lightning strikes
• B. All these choices are correct
• C. Wear a ground strap connected to your wrist at all times
• D. Look for and stay clear of any overhead electrical wires

T1E09

5. Which of the following are required for remote control operation?

• A. All these choices are correct
• B. The control operator must be at the control point
• C. A control operator is required at all times
• D. The control operator must indirectly manipulate the controls

T6B08

6. What does the abbreviation FET stand for?

• A. Fast Electron Transistor
• B. Frequency Emission Transmitter
• C. Free Electron Transmitter
• D. Field Effect Transistor

T1D10

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

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

T6D11

8. Which of the following is a resonant or tuned circuit?

• A. An inductor and a capacitor in series or parallel
• B. A circuit designed to provide high-fidelity audio
• C. A resistor circuit used for reducing standing wave ratio
• D. A linear voltage regulator

T8C08

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

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

T4B08

10. 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. Increases the amount of offset between receive and transmit frequencies
• C. Permits monitoring several modes at once by selecting a separate filter for each mode
• D. Permits noise or interference reduction by selecting a bandwidth matching the mode

T6C11

11. What is component 4 in figure T-3?

• A. Dummy load
• B. Transmitter
• C. Antenna
• D. Ground

T5C02

12. What is the unit of capacitance?

• A. The volt
• B. The farad
• C. The ohm
• D. The henry

T6A05

13. What type of electrical component consists of conductive surfaces separated by an insulator?

• A. Capacitor
• B. Oscillator
• C. Potentiometer
• D. Resistor

T0A04

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

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

T5B10

15. Which decibel value most closely represents a power decrease from 12 watts to 3 watts?

• A. -9 dB
• B. -6 dB
• C. -1 dB
• D. -3 dB

T1F03

16. When are you required to transmit your assigned call sign?

• A. At the beginning of each contact, and every 10 minutes thereafter
• B. At least once during each transmission
• C. At least every 10 minutes during and at the end of a communication
• D. At least every 15 minutes during and at the end of a communication

T7D08

17. Which of the following types of solder should not be used for radio and electronic applications?

• A. Tin-copper solder
• B. Lead-tin solder
• C. Acid-core solder
• D. Rosin-core solder

T7B05

18. How can fundamental overload of a non-amateur radio or TV receiver by an amateur signal be reduced or eliminated?

• A. Block the interfering signal with a filter on the amateur transmitter
• B. Switch the transmitter from FM to SSB
• C. Switch the transmitter to a narrow-band mode
• D. Block the amateur signal with a filter at the antenna input of the affected receiver

T1A08

19. Which of the following entities recommends transmit/receive channels and other parameters for auxiliary and repeater stations?

• A. FCC Regional Field Office
• B. International Telecommunication Union
• C. Volunteer Frequency Coordinator recognized by local amateurs
• D. Frequency Spectrum Manager appointed by the FCC

T3C03

20. What is a characteristic of VHF signals received via auroral backscatter?

• A. They are distorted and signal strength varies considerably
• B. They occur only during winter nighttime hours
• C. They are often received from 10,000 miles or more
• D. They are generally strongest when your antenna is aimed west

T7C03

21. What does a dummy load consist of?

• A. A 50-ohm reactance used to terminate a transmission line
• B. A high-gain amplifier and a TR switch
• C. A non-inductive resistor mounted on a heat sink
• D. A low-voltage power supply and a DC relay

T9B10

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

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

T1C10

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

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

T5A03

24. What is the name for the flow of electrons in an electric circuit?

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

T4A08

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

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

T3A09

26. Which of the following results from the fact that signals propagated by the ionosphere are elliptically polarized?

• A. Both the transmitting and receiving antennas must be of the same polarization
• B. Digital modes are unusable
• C. FM voice is unusable
• D. Either vertically or horizontally polarized antennas may be used for transmission or reception

T2C09

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

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

T8A01

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

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

T7A03

29. Which of the following is used to convert a signal from one frequency to another?

• A. Amplifier
• B. Phase splitter
• C. Inverter
• D. Mixer

T2A07

30. What is meant by "repeater offset"?

• A. The repeater has a time delay to prevent interference
• B. The repeater station identification is done on a separate frequency
• C. The difference between a repeater's transmit and receive frequencies
• D. The number of simultaneous transmit frequencies used by a repeater

T9A04

31. What is a disadvantage of the short, flexible antenna supplied with most handheld radio transceivers, compared to a full-sized quarter-wave antenna?

• A. All these choices are correct
• B. It has low efficiency
• C. It is mechanically fragile
• D. It transmits only circularly polarized signals

T8B04

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

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

T5D12

33. What is the voltage across a 10-ohm resistor if a current of 2 amperes flows through it?

• A. 8 volts
• B. 0.2 volts
• C. 12 volts
• D. 20 volts

T3B03

34. What are the two components of a radio wave?

• A. Voltage and current
• B. Impedance and reactance
• C. Electric and magnetic fields
• D. Ionizing and non-ionizing radiation

T2B02

35. What term describes the use of a sub-audible tone transmitted along with normal voice audio to open the squelch of a receiver?

• A. DTMF
• B. Tone burst
• C. CTCSS
• D. Carrier squelch