US Amateur Radio - Technician (Element 2, 2014-2018) Practice Test

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US Amateur Radio - Technician (Element 2, 2014-2018) Practice Test

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1. - T1A03

Which part of the FCC regulations contains the rules governing the Amateur Radio Service?

Select	Answer
A	Part 95
B	Part 73
C	Part 90
D	Part 97

2. - T1B07

What amateur band are you using if you are transmitting on 223.50 MHz?

Select	Answer
A	1.25 meter band
B	15 meter band
C	10 meter band
D	2 meter band

3. - T1C11

If your license has expired and is still within the allowable grace period, may you continue to operate a transmitter on amateur service frequencies?

Select	Answer
A	Yes, for up to two years
B	Yes, but only during authorized nets
C	No, transmitting is not allowed until the FCC license database shows that the license has been renewed
D	Yes, but only if you identify using the suffix GP

4. - T1D10

What is the meaning of the term broadcasting in the FCC rules for the amateur services?

Select	Answer
A	Transmission of music
B	Transmission of messages directed only to amateur operators
C	Transmissions intended for reception by the general public
D	Two-way transmissions by amateur stations

5. - T1E04

What determines the transmitting privileges of an amateur station?

Select	Answer
A	The class of operator license held by the station licensee
B	The frequency authorized by the frequency coordinator
C	The highest class of operator license held by anyone on the premises
D	The class of operator license held by the control operator

6. - T1F10

Who is accountable should a repeater inadvertently retransmit communications that violate the FCC rules?

Select	Answer
A	The control operator of the repeater
B	Both the originating station and the repeater owner
C	The owner of the repeater
D	The control operator of the originating station

7. - T2A07

Which of the following is true when making a test transmission?

Select	Answer
A	Station identification is only required once an hour when the transmissions are for test purposes only
B	Station identification is not required if the transmission is less than 15 seconds
C	Station identification is required at least every ten minutes during the test and at the end of the test
D	Station identification is not required if the transmission is less than 1 watt

8. - T2B03

Which of the following describes the muting of receiver audio controlled solely by the presence or absence of an RF signal?

Select	Answer
A	Carrier squelch
B	Modulated carrier
C	CTCSS
D	Tone squelch

9. - T2C04

What do RACES and ARES have in common?

Select	Answer
A	They represent the two largest ham clubs in the United States
B	Both organizations may provide communications during emergencies
C	Both organizations broadcast road and weather information
D	Neither may handle emergency traffic supporting public service agencies

10. - T3A02

Why are UHF signals often more effective from inside buildings than VHF signals?

Select	Answer
A	This is incorrect; VHF works better than UHF inside buildings
B	The shorter wavelength allows them to more easily penetrate the structure of buildings
C	VHF signals lose power faster over distance
D	UHF antennas are more efficient than VHF antennas

11. - T3B09

What are the frequency limits of the UHF spectrum?

Select	Answer
A	30 to 300 MHz
B	300 to 3000 kHz
C	300 to 3000 MHz
D	30 to 300 kHz

12. - T3C08

What causes tropospheric ducting?

Select	Answer
A	Updrafts from hurricanes and tornadoes
B	Temperature inversions in the atmosphere
C	Discharges of lightning during electrical storms
D	Sunspots and solar flares

13. - T4A07

How is a computers sound card used when conducting digital communications using a computer?

Select	Answer
A	All of these choices are correct
B	The sound card records the audio frequency for video display
C	The sound card communicates between the computer CPU and the video display
D	The sound card provides audio to the microphone input and converts received audio to digital form

14. - T4B06

Which of the following controls could be used if the voice pitch of a single-sideband signal seems too high or low?

Select	Answer
A	The receiver RIT or clarifier
B	The AGC or limiter
C	The bandwidth selection
D	The tone squelch

15. - T5A03

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

Select	Answer
A	Voltage
B	Capacitance
C	Current
D	Resistance

16. - T5B08

How many microfarads are 1,000,000 picofarads?

Select	Answer
A	1,000,000,000 microfarads
B	1 microfarad
C	1000 microfarads
D	0.001 microfarads

17. - T5C01

What is the ability to store energy in an electric field called?

Select	Answer
A	Capacitance
B	Resistance
C	Tolerance
D	Inductance

18. - T5D01

What formula is used to calculate current in a circuit?

Select	Answer
A	Current (I) equals voltage (E) added to resistance (R)
B	Current (I) equals voltage (E) minus resistance (R)
C	Current (I) equals voltage (E) divided by resistance (R)
D	Current (I) equals voltage (E) multiplied by resistance (R)

19. - T6A07

What electrical component is usually composed of a coil of wire?

Select	Answer
A	Switch
B	Inductor
C	Capacitor
D	Diode

20. - T6B03

Which of these components can be used as an electronic switch or amplifier?

Select	Answer
A	Oscillator
B	Potentiometer
C	Transistor
D	Voltmeter

21. - T6C07

What is component 8 in figure T2?

Select	Answer
A	Resistor
B	Light emitting diode
C	Inductor
D	Regulator IC

22. - T6D10

What is the function of component 2 in Figure T1?

Select	Answer
A	Control the flow of current
B	Convert electrical energy into radio waves
C	Give off light when current flows through it
D	Supply electrical energy

23. - T7A05

What is the name of a circuit that generates a signal of a desired frequency?

Select	Answer
A	Oscillator
B	Low-pass filter
C	Product detector
D	Reactance modulator

24. - T7B01

What can you do if you are told your FM handheld or mobile transceiver is over-deviating?

Select	Answer
A	Talk farther away from the microphone
B	Talk louder into the microphone
C	Let the transceiver cool off
D	Change to a higher power level

25. - T7C05

What is the approximate SWR value above which the protection circuits in most solid-state transmitters begin to reduce transmitter power?

Select	Answer
A	1 to 2
B	6 to 1
C	10 to 1
D	2 to 1

26. - T7D01

Which instrument would you use to measure electric potential or electromotive force?

Select	Answer
A	An ammeter
B	A voltmeter
C	An ohmmeter
D	A wavemeter

27. - T8A01

Which of the following is a form of amplitude modulation?

Select	Answer
A	Phase shift keying
B	Single sideband
C	Packet radio
D	Spread-spectrum

28. - T8B10

What do the initials LEO tell you about an amateur satellite?

Select	Answer
A	The satellite uses Light Emitting Optics
B	The satellite battery is in Low Energy Operation mode
C	The satellite is in a Low Earth Orbit
D	The satellite is performing a Lunar Ejection Orbit maneuver

29. - T8C06

How is access to an IRLP node accomplished?

Select	Answer
A	By using DTMF signals
B	By entering the proper Internet password
C	By obtaining a password which is sent via voice to the node
D	By using CTCSS tone codes

30. - T8D07

What is PSK31?

Select	Answer
A	A method of reducing noise interference to FM signals
B	A low-rate data transmission mode
C	A high-rate data transmission mode
D	A method of compressing digital television signals

31. - T9A12

What is a reason to use a properly mounted 5/8 wavelength antenna for VHF or UHF mobile service?

Select	Answer
A	It offers a lower angle of radiation and more gain than a 1/4 wavelength antenna and usually provides improved coverage
B	The 5/8 wavelength antenna offers a 10-times power gain over a 1/4 wavelength design
C	The 5/8 wavelength antenna completely eliminates distortion caused by reflected signals
D	It features a very high angle of radiation and is better for communicating via a repeater

32. - T9B08

Why should coax connectors exposed to the weather be sealed against water intrusion?

Select	Answer
A	To prevent interference to telephones
B	To prevent an increase in feed line loss
C	To keep the jacket from becoming loose
D	All of these choices are correct

33. - T0A03

What is connected to the green wire in a three-wire electrical AC plug?

Select	Answer
A	Hot
B	Neutral
C	Safety ground
D	The white wire

34. - T0B01

When should members of a tower work team wear a hard hat and safety glasses?

Select	Answer
A	At all times except when belted firmly to the tower
B	At all times except when climbing the tower
C	At all times when any work is being done on the tower
D	Only when the tower exceeds 30 feet in height

35. - T0C05

Why do exposure limits vary with frequency?

Select	Answer
A	Lower frequency RF fields have more energy than higher frequency fields
B	The human body absorbs more RF energy at some frequencies than at others
C	Higher frequency RF fields are transient in nature
D	Lower frequency RF fields do not penetrate the human body

Figure T2

Figure T1