Practice Exam

G1D02

1. What license examinations may you administer when you are an accredited VE holding a General Class operator license?

• A. Extra, General and Technician
• B. General and Technician
• C. General only
• D. Technician only

G2E02

2. How many data bits are sent in a single PSK31 character?

• A. 7
• B. 8
• C. The number varies
• D. 5

G2B01

3. Which of the following is true concerning access to frequencies?

• A. No one has priority access to frequencies, common courtesy should be a guide
• B. Contest operations must always yield to non-contest use of frequencies
• C. Nets always have priority
• D. QSO's in process always have priority

G5B05

4. How many watts are dissipated when a current of 7.0 milliamperes flows through 1.25 kilohms?

• A. Approximately 61 watts
• B. Approximately 61 milliwatts
• C. Approximately 11 watts
• D. Approximately 11 milliwatts

G4E11

5. Which of the following is a disadvantage of using wind as the primary source of power for an emergency station?

• A. The voltage and current ratings of such systems are not compatible with amateur equipment
• B. A large energy storage system is needed to supply power when the wind is not blowing
• C. All of these choices are correct
• D. The conversion efficiency from mechanical energy to electrical energy is less than 2 percent

G4D11

6. How close to the upper edge of the 20 meter General Class band should your displayed carrier frequency be when using 3 kHz wide USB?

• A. 3 kHz above the edge of the band
• B. Your displayed carrier frequency may be set at the edge of the band
• C. Center your signal on the edge of the band
• D. 3 kHz below the edge of the band

G4B15

7. What type of transmitter performance does a two-tone test analyze?

• A. Linearity
• B. Carrier and undesired sideband suppression
• C. Percentage of carrier phase shift
• D. Percentage of frequency modulation

G5A03

8. Which of the following causes opposition to the flow of alternating current in an inductor?

• A. Conductance
• B. Reluctance
• C. Admittance
• D. Reactance

G9D05

9. What is the advantage of vertical stacking of horizontally polarized Yagi antennas?

• A. Narrows the main lobe in azimuth
• B. Allows quick selection of vertical or horizontal polarization
• C. Narrows the main lobe in elevation
• D. Allows simultaneous vertical and horizontal polarization

G7B13

10. What is the reason for neutralizing the final amplifier stage of a transmitter?

• A. To cut off the final amplifier during standby periods
• B. To eliminate self-oscillations
• C. To limit the modulation index
• D. To keep the carrier on frequency

G8B12

11. What is the relationship between transmitted symbol rate and bandwidth?

• A. Symbol rate and bandwidth are not related
• B. Lower symbol rates require higher bandwidth
• C. Higher symbol rates require higher bandwidth
• D. Bandwidth is constant for data mode signals

G9B01

12. What is one disadvantage of a directly fed random-wire antenna?

• A. It produces only vertically polarized radiation
• B. It is not effective on the higher HF bands
• C. You may experience RF burns when touching metal objects in your station
• D. It must be longer than 1 wavelength

G8A07

13. Which of the following phone emissions uses the narrowest frequency bandwidth?

• A. Phase modulation
• B. Single sideband
• C. Double sideband
• D. Frequency modulation

G6C06

14. Which of the following describes an integrated circuit operational amplifier?

• A. MMIC
• B. Analog
• C. Digital
• D. Programmable Logic

G1B11

15. How does the FCC require an amateur station to be operated in all respects not specifically covered by the Part 97 rules?

• A. In conformance with Amateur Radio custom
• B. All of these choices are correct
• C. In conformance with good engineering and good amateur practice
• D. In conformance with the rules of the IARU

G1A05

16. Which of the following frequencies is in the General Class portion of the 40 meter band?

• A. 7.250 MHz
• B. 7.500 MHz
• C. 40.500 MHz
• D. 40.200 MHz

G1E10

17. What portion of the 10 meter band is available for repeater use?

• A. The entire band
• B. The portion above 29.5 MHz
• C. The portion between 28.1 MHz and 28.2 MHz
• D. The portion between 28.3 MHz and 28.5 MHz

G3C02

18. Where on the Earth do ionospheric layers reach their maximum height?

• A. Where the Sun is on the opposite side of the Earth
• B. Where the Sun is rising
• C. Where the Sun has just set
• D. Where the Sun is overhead

G5C15

19. What is the total resistance of a 10 ohm, a 20 ohm, and a 50 ohm resistor in parallel?

• A. 5.9 ohms
• B. 80 ohms
• C. 10000 ohms
• D. 0.17 ohms

G9A03

20. What is the characteristic impedance of flat ribbon TV type twinlead?

• A. 300 ohms
• B. 100 ohms
• C. 50 ohms
• D. 75 ohms

G4A10

21. What is the purpose of an electronic keyer?

• A. Automatic transmit/receive switching
• B. Automatic generation of strings of dots and dashes for CW operation
• C. VOX operation
• D. Computer interface for PSK and RTTY operation

G3B02

22. Which of the following is a good indicator of the possibility of sky-wave propagation on the 6 meter band?

• A. Severe attenuation of signals on the 10 meter band
• B. Short skip sky-wave propagation on the 10 meter band
• C. Long skip sky-wave propagation on the 10 meter band
• D. Long delayed echoes on the 10 meter band

G7A01

23. What safety feature does a power-supply bleeder resistor provide?

• A. It discharges the filter capacitors
• B. It acts as a fuse for excess voltage
• C. It eliminates ground-loop current
• D. It removes shock hazards from the induction coils

G3A08

24. Which of the following effects can a geomagnetic storm have on radio-wave propagation?

• A. Improved ground-wave propagation
• B. Improved high-latitude HF propagation
• C. Improved chances of UHF ducting
• D. Degraded high-latitude HF propagation

G1C10

25. What is the maximum symbol rate permitted for RTTY or data emission transmissions on the 10 meter band?

• A. 300 baud
• B. 19.6 kilobaud
• C. 56 kilobaud
• D. 1200 baud

G2A07

26. Which of the following statements is true of the single sideband (SSB) voice mode?

• A. SSB is the only mode that is authorized on the 160, 75 and 40 meter amateur bands
• B. SSB voice transmissions have higher average power than any other mode
• C. Only one sideband is transmitted; the other sideband and carrier are suppressed
• D. Only one sideband and the carrier are transmitted; the other sideband is suppressed

G0A03

27. How can you determine that your station complies with FCC RF exposure regulations?

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

G6B12

28. What is the primary purpose of a screen grid in a vacuum tube?

• A. To decrease plate resistance
• B. To increase efficiency
• C. To increase the control grid resistance
• D. To reduce grid-to-plate capacitance

G9C07

29. What does "front-to-back ratio" mean in reference to a Yagi antenna?

• A. The ratio of forward gain to dipole gain
• B. The power radiated in the major radiation lobe compared to the power radiated in exactly the opposite direction
• C. The relative position of the driven element with respect to the reflectors and directors
• D. The number of directors versus the number of reflectors

G2D01

30. What is the Amateur Auxiliary to the FCC?

• A. Amateur volunteers who are formally enlisted to monitor the airwaves for rules violations
• B. Amateur volunteers who conduct amateur licensing examinations
• C. Amateur volunteers who use their station equipment to help civil defense organizations in times of emergency
• D. Amateur volunteers who conduct frequency coordination for amateur VHF repeaters

G4C07

31. What is one good way to avoid unwanted effects of stray RF energy in an amateur station?

• A. Use a ground loop for best conductivity
• B. Connect all equipment grounds together
• C. Install an RF filter in series with the ground wire
• D. Install a few ferrite beads on the ground wire where it connects to your station

G0B02

32. What is the minimum wire size that may be safely used for a circuit that draws up to 20 amperes of continuous current?

• A. AWG number 16
• B. AWG number 20
• C. AWG number 8
• D. AWG number 12

G2C04

33. What does it mean when a CW operator sends "CL" at the end of a transmission?

• A. Operating full break-in
• B. Keep frequency clear
• C. Closing station
• D. Listening only for a specific station or stations

G6A13

34. What is an effect of inter-turn capacitance in an inductor?

• A. The inductor may become self resonant at some frequencies
• B. The voltage rating may be exceeded
• C. The magnetic field may become inverted
• D. The permeability will increase

G7C10

35. How is Digital Signal Processor filtering accomplished?

• A. By using direct signal phasing
• B. By converting the signal from analog to digital and using digital processing
• C. By converting the signal from digital to analog and taking the difference of mixing products
• D. By differential spurious phasing