Ham General License Practice Quiz
• Percentage: 0%; Correct: 0; Total: 0 of 35
G0A04: What does "time averaging" mean in reference to RF radiation exposure?
The average time of day when the exposure occurs
The average time it takes RF radiation to have any long-term effect on the body
The total time of the exposure
The total RF exposure averaged over a certain time
G0B04: Which of the following is a primary reason for not placing a gasoline-fueled generator inside an occupied area?
Danger of carbon monoxide poisoning
Danger of engine over torque
Lack of oxygen for adequate combustion
Lack of nitrogen for adequate combustion
G1A05: Which of the following frequencies is in the General Class portion of the 40 meter band?
G1B07: What are the restrictions on the use of abbreviations or procedural signals in the Amateur Service?
Only "Q" codes are permitted
They may be used if they do not obscure the meaning of a message
They are not permitted
Only "10 codes" are permitted
G1C08: What is the maximum symbol rate permitted for RTTY or data emission transmitted at frequencies below 28 MHz?
G1D01: Which of the following is a proper way to identify when transmitting using phone on General Class frequencies if you have a CSCE for the required elements but your upgrade from Technician has not appeared in the FCC database?
Give your call sign followed by the words "General Class"
No special identification is needed
Give your call sign followed by "slant AG"
Give your call sign followed the abbreviation 'CSCE'
G1E03: In what ITU region is operation in the 7.175 to 7.300 MHz band permitted for a control operator holding an FCC-issued General Class license?
All three regions
G2A08: Which of the following is a recommended way to break into a conversation when using phone?
Say "QRZ" several times followed by your call sign
Say your call sign during a break between transmissions from the other stations
Say "Break. Break. Break." and wait for a response
Say "CQ" followed by the call sign of either station
G2B09: Who may be the control operator of an amateur station transmitting in RACES to assist relief operations during a disaster?
Only a person holding an FCC issued amateur operator license
Only a RACES net control operator
A person holding an FCC issued amateur operator license or an appropriate government official
Any control operator when normal communication systems are operational
G2C07: When sending CW, what does a 'C' mean when added to the RST report?
Chirpy or unstable signal
Report was read from S meter reading rather than estimated
100 percent copy
G2D02: Which of the following are objectives of the Amateur Auxiliary?
To conduct efficient and orderly amateur licensing examinations
To encourage amateur self regulation and compliance with the rules
To coordinate repeaters for efficient and orderly spectrum usage
To provide emergency and public safety communications
G2E04: What segment of the 20 meter band is most often used for data transmissions?
14.000 - 14.050 MHz
14.070 - 14.100 MHz
14.150 - 14.225 MHz
14.275 - 14.350 MHz
G3A03: Approximately how long does it take the increased ultraviolet and X-ray radiation from solar flares to affect radio-wave propagation on the Earth?
1 to 2 hours
20 to 40 hours
G3B03: Which of the following applies when selecting a frequency for lowest attenuation when transmitting on HF?
Select a frequency just below the MUF
Select a frequency just above the LUF
Select a frequency just below the critical frequency
Select a frequency just above the critical frequency
G3C04: What does the term 'critical angle' mean as used in radio wave propagation?
The long path azimuth of a distant station
The short path azimuth of a distant station
The lowest takeoff angle that will return a radio wave to the Earth under specific ionospheric conditions
The highest takeoff angle that will return a radio wave to the Earth under specific ionospheric conditions
G4A02: What is one advantage of selecting the opposite or "reverse" sideband when receiving CW signals on a typical HF transceiver?
Interference from impulse noise will be eliminated
More stations can be accommodated within a given signal passband
It may be possible to reduce or eliminate interference from other signals
Accidental out of band operation can be prevented
G4B03: Which of the following is the best instrument to use when checking the keying waveform of a CW transmitter?
A field-strength meter
A sidetone monitor
G4C12: Which of the following is an advantage of a receiver Digital Signal Processor IF filter as compared to an analog filter?
A wide range of filter bandwidths and shapes can be created
Fewer digital components are required
Mixing products are greatly reduced
The DSP filter is much more effective at VHF frequencies
G4D11: 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?
3 kHz above the edge of the band
3 kHz below the edge of the band
Your displayed carrier frequency may be set at the edge of the band
Center your signal on the edge of the band
G4E06: What is one disadvantage of using a shortened mobile antenna as opposed to a full size antenna?
Short antennas are more likely to cause distortion of transmitted signals
Short antennas can only receive vertically polarized signals
Operating bandwidth may be very limited
Harmonic radiation may increase
G5A13: Which of the following devices can be used for impedance matching at radio frequencies?
A length of transmission line
All of these choices are correct
G5B01: A two-times increase or decrease in power results in a change of how many dB?
Approximately 2 dB
Approximately 3 dB
Approximately 6 dB
Approximately 12 dB
G5C02: Which part of a transformer is normally connected to the incoming source of energy?
G6A07: Which of the following is a reason not to use wire-wound resistors in an RF circuit?
The resistor's tolerance value would not be adequate for such a circuit
The resistor's inductance could make circuit performance unpredictable
The resistor could overheat
The resistor's internal capacitance would detune the circuit
G6B03: What is the approximate junction threshold voltage of a germanium diode?
G6C10: What two devices in an Amateur Radio station might be connected using a USB interface?
Computer and transceiver
Microphone and transceiver
Amplifier and antenna
Power supply and amplifier
G7A13: Which symbol in Figure G7-1 represents a tapped inductor?
G7B05: How many states does a 3-bit binary counter have?
G7C03: What circuit is used to process signals from the RF amplifier and local oscillator and send the result to the IF filter in a superheterodyne receiver?
G8A05: What type of modulation varies the instantaneous power level of the RF signal?
Frequency shift keying
Pulse position modulation
G8B11: How does forward error correction allow the receiver to correct errors in received data packets?
By controlling transmitter output power for optimum signal strength
By using the varicode character set
By transmitting redundant information with the data
By using a parity bit with each character
G9A08: If the SWR on an antenna feed line is 5 to 1, and a matching network at the transmitter end of the feed line is adjusted to 1 to 1 SWR, what is the resulting SWR on the feed line?
1 to 1
5 to 1
Between 1 to 1 and 5 to 1 depending on the characteristic impedance of the line
Between 1 to 1 and 5 to 1 depending on the reflected power at the transmitter
G9B02: What is an advantage of downward sloping radials on a quarter wave ground-plane antenna?
They lower the radiation angle
They bring the feed-point impedance closer to 300 ohms
They increase the radiation angle
They bring the feed-point impedance closer to 50 ohms
G9C17: Approximately how long is each leg of a symmetrical delta-loop antenna?
G9D02: Which of the following is an advantage of an NVIS antenna?
Low vertical angle radiation for working stations out to ranges of several thousand kilometers
High vertical angle radiation for working stations within a radius of a few hundred kilometers
High forward gain
All of these choices are correct