Ham General License Practice Quiz
• Percentage: 0%; Correct: 0; Total: 0 of 35
G0A08: Which of the following steps must an amateur operator take to ensure compliance with RF safety regulations when transmitter power exceeds levels specified in part 97.13?
Post a copy of FCC Part 97 in the station
Post a copy of OET Bulletin 65 in the station
Perform a routine RF exposure evaluation
All of these choices are correct
G0B12: What is the purpose of a transmitter power supply interlock?
To prevent unauthorized access to a transmitter
To guarantee that you cannot accidentally transmit out of band
To ensure that dangerous voltages are removed if the cabinet is opened
To shut off the transmitter if too much current is drawn
G1A06: Which of the following frequencies is in the 12 meter band?
G1B05: When may music be transmitted by an amateur station?
At any time, as long as it produces no spurious emissions
When it is unintentionally transmitted from the background at the transmitter
When it is transmitted on frequencies above 1215 MHz
When it is an incidental part of a manned space craft retransmission
G1C05: Which of the following is a limitation on transmitter power on the 28 MHz band?
100 watts PEP output
1000 watts PEP output
1500 watts PEP output
2000 watts PEP output
G1D07: Volunteer Examiners are accredited by what organization?
The Federal Communications Commission
The Universal Licensing System
A Volunteer Examiner Coordinator
The Wireless Telecommunications Bureau
G1E06: Which of the following applies in the event of interference between a coordinated repeater and an uncoordinated repeater?
The licensee of the non-coordinated repeater has primary responsibility to resolve the interference
The licensee of the coordinated repeater has primary responsibility to resolve the interference
Both repeater licensees share equal responsibility to resolve the interference
The frequency coordinator bears primary responsibility to resolve the interference
G2A06: Which of the following is an advantage when using single sideband as compared to other analog voice modes on the HF amateur bands?
Very high fidelity voice modulation
Less bandwidth used and higher power efficiency
Ease of tuning on receive and immunity to impulse noise
Less subject to static crashes (atmospherics)
G2B05: What is the customary minimum frequency separation between SSB signals under normal conditions?
Between 150 and 500 Hz
Approximately 3 kHz
Approximately 6 kHz
Approximately 10 kHz
G2C01: Which of the following describes full break-in telegraphy (QSK)?
Breaking stations send the Morse code prosign BK
Automatic keyers are used to send Morse code instead of hand keys
An operator must activate a manual send/receive switch before and after every transmission
Transmitting stations can receive between code characters and elements
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
G2E11: What does the abbreviation "MFSK" stand for?
Manual Frequency Shift Keying
Multi (or Multiple) Frequency Shift Keying
Manual Frequency Sideband Keying
Multi (or Multiple) Frequency Sideband Keying
G3A08: Which of the following effects can a geomagnetic storm have on radio-wave propagation?
Improved high-latitude HF propagation
Degraded high-latitude HF propagation
Improved ground-wave propagation
Improved chances of UHF ducting
G3B05: What usually happens to radio waves with frequencies below the Maximum Usable Frequency (MUF) and above the Lowest Usable Frequency (LUF) when they are sent into the ionosphere?
They are bent back to the Earth
They pass through the ionosphere
They are amplified by interaction with the ionosphere
They are bent and trapped in the ionosphere to circle the Earth
G3C10: Which of the following might be an indication that signals heard on the HF bands are being received via scatter propagation?
The communication is during a sunspot maximum
The communication is during a sudden ionospheric disturbance
The signal is heard on a frequency below the Maximum Usable Frequency
The signal is heard on a frequency above the Maximum Usable Frequency
G4A14: How should the transceiver audio input be adjusted when transmitting PSK31 data signals?
So that the transceiver is at maximum rated output power
So that the transceiver ALC system does not activate
So that the transceiver operates at no more than 25% of rated power
So that the transceiver ALC indicator shows half scale
G4B06: What is an advantage of a digital voltmeter as compared to an analog voltmeter?
Better for measuring computer circuits
Better for RF measurements
Better precision for most uses
G4C11: Which of the following is one use for a Digital Signal Processor in an amateur station?
To provide adequate grounding
To remove noise from received signals
To increase antenna gain
To increase antenna bandwidth
G4D05: How does an S meter reading of 20 dB over S-9 compare to an S-9 signal, assuming a properly calibrated S meter?
It is 10 times weaker
It is 20 times weaker
It is 20 times stronger
It is 100 times stronger
G4E07: Which of the following is the most likely to cause interfering signals to be heard in the receiver of an HF mobile installation in a recent model vehicle?
The battery charging system
The anti-lock braking system
The anti-theft circuitry
The vehicle control computer
G5A04: Which of the following causes opposition to the flow of alternating current in a capacitor?
G5B02: How does the total current relate to the individual currents in each branch of a parallel circuit?
It equals the average of each branch current
It decreases as more parallel branches are added to the circuit
It equals the sum of the currents through each branch
It is the sum of the reciprocal of each individual voltage drop
G5C03: Which of the following components should be added to an existing resistor to increase the resistance?
A resistor in parallel
A resistor in series
A capacitor in series
A capacitor in parallel
G6A04: Which of the following is an advantage of an electrolytic capacitor?
High capacitance for given volume
Inexpensive RF capacitor
G6B13: What is an advantage of the low internal resistance of nickel-cadmium batteries?
High discharge current
G6C12: Which of the following connectors would be a good choice for a serial data port?
G7A11: Which symbol in figure G7-1 represents an NPN junction transistor?
G7B10: Which of the following is a characteristic of a Class A amplifier?
Low standby power
No need for bias
G7C04: What circuit is used to combine signals from the IF amplifier and BFO and send the result to the AF amplifier in a single-sideband receiver?
G8A05: What type of modulation varies the instantaneous power level of the RF signal?
Frequency shift keying
Pulse position modulation
G8B07: What is the frequency deviation for a 12.21-MHz reactance-modulated oscillator in a 5-kHz deviation, 146.52-MHz FM-phone transmitter?
G9A12: What would be the SWR if you feed a vertical antenna that has a 25-ohm feed-point impedance with 50-ohm coaxial cable?
You cannot determine SWR from impedance values
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
G9C18: What happens when the feed point of a quad antenna is changed from the center of either horizontal wire to the center of either vertical wire?
The polarization of the radiated signal changes from horizontal to vertical
The polarization of the radiated signal changes from vertical to horizontal
The direction of the main lobe is reversed
The radiated signal changes to an omnidirectional pattern
G9D04: What is the primary purpose of antenna traps?
To permit multiband operation
To notch spurious frequencies
To provide balanced feed-point impedance
To prevent out of band operation