Ham Technician License Practice Quiz
• Percentage: 0%; Correct: 0; Total: 0 of 35
T0A09: What kind of hazard is presented by a conventional 12-volt storage battery?
It emits ozone which can be harmful to the atmosphere
Shock hazard due to high voltage
Explosive gas can collect if not properly vented
All of these choices are correct
T0B04: Which of the following is an important safety precaution to observe when putting up an antenna tower?
Wear a ground strap connected to your wrist at all times
Insulate the base of the tower to avoid lightning strikes
Look for and stay clear of any overhead electrical wires
All of these choices are correct
T0C06: Which of the following is an acceptable method to determine that your station complies with FCC RF exposure regulations?
By calculation based on FCC OET Bulletin 65
By calculation based on computer modeling
By measurement of field strength using calibrated equipment
All of these choices are correct
T1A07: What is the FCC Part 97 definition of telemetry?
An information bulletin issued by the FCC
A one-way transmission to initiate, modify or terminate functions of a device at a distance
A one-way transmission of measurements at a distance from the measuring instrument
An information bulletin from a VEC
T1B08: What do the FCC rules mean when an amateur frequency band is said to be available on a secondary basis?
Secondary users of a frequency have equal rights to operate
Amateurs are only allowed to use the frequency at night
Amateurs may not cause harmful interference to primary users
Secondary users are not allowed on amateur bands
T1C03: What types of international communications are permitted by an FCC-licensed amateur station?
Communications incidental to the purposes of the amateur service and remarks of a personal character
Communications incidental to conducting business or remarks of a personal nature
Only communications incidental to contest exchanges, all other communications are prohibited
Any communications that would be permitted on an international broadcast station
T1D04: What is the only time an amateur station is authorized to transmit music?
When incidental to an authorized retransmission of manned spacecraft communications
When the music produces no spurious emissions
When the purpose is to interfere with an illegal transmission
When the music is transmitted above 1280 MHz
T1E11: Who does the FCC presume to be the control operator of an amateur station, unless documentation to the contrary is in the station records?
The station custodian
The third party participant
The person operating the station equipment
The station licensee
T1F13: When must the station licensee make the station and its records available for FCC inspection?
Any time upon request by an official observer
Any time upon request by an FCC representative
30 days prior to renewal of the station license
10 days before the first transmission
T2A11: What are the FCC rules regarding power levels used in the amateur bands?
Always use the maximum power allowed to ensure that you complete the contact
An amateur may use no more than 200 watts PEP to make an amateur contact
An amateur may use up to 1500 watts PEP on any amateur frequency
An amateur must use the minimum transmitter power necessary to carry out the desired communication
T2B10: What is the "Q" signal used to indicate that you are receiving interference from other stations?
QRM
QRN
QTH
QSB
T2C11: What is meant by the term "check" in reference to a formal traffic message?
The check is a count of the number of words or word equivalents in the text portion of the message
The check is the value of a money order attached to the message
The check is a list of stations that have relayed the message
The check is a box on the message form that tells you the message was received
T3A02: Why are UHF signals often more effective from inside buildings than VHF signals?
VHF signals lose power faster over distance
The shorter wavelength allows them to more easily penetrate the structure of buildings
This is incorrect; VHF works better than UHF inside buildings
UHF antennas are more efficient than VHF antennas
T3B09: What are the frequency limits of the UHF spectrum?
30 to 300 kHz
30 to 300 MHz
300 to 3000 kHz
300 to 3000 MHz
T3C02: Which of the following might be happening when VHF signals are being received from long distances?
Signals are being reflected from outer space
Signals are arriving by sub-surface ducting
Signals are being reflected by lightning storms in your area
Signals are being refracted from a sporadic E layer
T4A07: How is the computer's sound card used when conducting digital communications using a computer?
The sound card communicates between the computer CPU and the video display
The sound card records the audio frequency for video display
The sound card provides audio to the microphone input and converts received audio to digital form
All of these choices are correct
T4B05: Which of the following would reduce ignition interference to a receiver?
Change frequency slightly
Decrease the squelch setting
Turn on the noise blanker
Use the RIT control
T5A09: What is the name for a current that reverses direction on a regular basis?
Alternating current
Direct current
Circular current
Vertical current
T5B04: How many volts are equal to one microvolt?
One one-millionth of a volt
One million volts
One thousand kilovolts
One one-thousandth of a volt
T5C04: What is the basic unit of inductance?
The coulomb
The farad
The henry
The ohm
T5D10: What is the voltage across a 2-ohm resistor if a current of 0.5 amperes flows through it?
1 volt
0.25 volts
2.5 volts
1.5 volts
T6A07: What electrical component is usually composed of a coil of wire?
Switch
Capacitor
Diode
Inductor
T6B07: What does the abbreviation "LED" stand for?
Low Emission Diode
Light Emitting Diode
Liquid Emission Detector
Long Echo Delay
T6C10: What is component 3 in figure T3?
Connector
Meter
Variable capacitor
Variable inductor
T6D08: Which of the following is used together with an inductor to make a tuned circuit?
Resistor
Zener diode
Potentiometer
Capacitor
T7A12: Which term describes the ability of a receiver to discriminate between multiple signals?
Tuning rate
Sensitivity
Selectivity
Noise floor
T7B02: What is meant by fundamental overload in reference to a receiver?
Too much voltage from the power supply
Too much current from the power supply
Interference caused by very strong signals
Interference caused by turning the volume up too high
T7C11: What is a disadvantage of "air core" coaxial cable when compared to foam or solid dielectric types?
It has more loss per foot
It cannot be used for VHF or UHF antennas
It requires special techniques to prevent water absorption
It cannot be used at below freezing temperatures
T7D03: How is an ammeter usually connected to a circuit?
In series with the circuit
In parallel with the circuit
In quadrature with the circuit
In phase with the circuit
T8A10: What is the typical bandwidth of analog fast-scan TV transmissions on the 70 cm band?
More than 10 MHz
About 6 MHz
About 3 MHz
About 1 MHz
T8B10: What do the initials LEO tell you about an amateur satellite?
The satellite battery is in Low Energy Operation mode
The satellite is performing a Lunar Ejection Orbit maneuver
The satellite is in a Low Earth Orbit
The satellite uses Light Emitting Optics
T8C11: What name is given to an amateur radio station that is used to connect other amateur stations to the Internet?
A gateway
A repeater
A digipeater
A beacon
T8D06: What does the abbreviation PSK mean?
Pulse Shift Keying
Phase Shift Keying
Packet Short Keying
Phased Slide Keying
T9A06: What type of antennas are the quad, Yagi, and dish?
Non-resonant antennas
Loop antennas
Directional antennas
Isotropic antennas
T9B07: Which of the following is true of PL-259 type coax connectors?
They are good for UHF frequencies
They are water tight
The are commonly used at HF frequencies
They are a bayonet type connector
