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. - T1A01

Which of the following is a purpose of the Amateur Radio Service as stated in the FCC rules and regulations?

Select	Answer
A	Providing personal radio communications for as many citizens as possible
B	Providing communications for international non-profit organizations
C	Advancing skills in the technical and communication phases of the radio art
D	All of these choices are correct

2. - T1B11

What emission modes are permitted in the mode-restricted sub-bands at 50.0 to 50.1 MHz and 144.0 to 144.1 MHz?

Select	Answer
A	CW only
B	CW and RTTY
C	CW and SSB
D	SSB only

3. - T1C02

Which of the following is a valid US amateur radio station call sign?

Select	Answer
A	KMA3505
B	KDKA
C	11Q1176
D	W3ABC

4. - T1D01

With which countries are FCC-licensed amateur stations prohibited from exchanging communications?

Select	Answer
A	Any country engaged in hostilities with another country
B	Any country whose administration has notified the ITU that it objects to such communications
C	Any country in violation of the War Powers Act of 1934
D	Any country whose administration has notified the ARRL that it objects to such communications

5. - T1E12

When, under normal circumstances, may a Technician Class licensee be the control operator of a station operating in an exclusive Extra Class operator segment of the amateur bands?

Select	Answer
A	At no time
B	When operating a special event station
C	When using a club station whose trustee is an Extra Class operator licensee
D	As part of a multi-operator contest team

6. - T1F07

Which of the following restrictions apply when a non-licensed person is allowed to speak to a foreign station using a station under the control of a Technician Class control operator?

Select	Answer
A	The person must be a U.S. citizen
B	All of these choices are correct
C	The licensed control operator must do the station identification
D	The foreign station must be one with which the U.S. has a third party agreement

7. - T2A09

What brief statement is often transmitted in place of CQ to indicate that you are listening on a repeater?

Select	Answer
A	The letters QSY followed by your call sign
B	The words Hello test followed by your call sign
C	Your call sign
D	The repeater call sign followed by your call sign

8. - T2B02

What is the term used to describe the use of a sub-audible tone transmitted with normal voice audio to open the squelch of a receiver?

Select	Answer
A	Carrier squelch
B	DTMF
C	Tone burst
D	CTCSS

9. - T2C12

What is the Amateur Radio Emergency Service (ARES)?

Select	Answer
A	A training program that provides licensing courses for those interested in obtaining an amateur license to use during emergencies
B	A training program that certifies amateur operators for membership in the Radio Amateur Civil Emergency Service
C	Licensed amateurs who have voluntarily registered their qualifications and equipment for communications duty in the public service
D	Licensed amateurs who are members of the military and who voluntarily agreed to provide message handling services in the case of an emergency

10. - T3A04

What can happen if the antennas at opposite ends of a VHF or UHF line of sight radio link are not using the same polarization?

Select	Answer
A	Nothing significant will happen
B	Signals have an echo effect on voices
C	Signals could be significantly weaker
D	The modulation sidebands might become inverted

11. - T3B10

What frequency range is referred to as HF?

Select	Answer
A	30 to 300 MHz
B	300 to 3000 MHz
C	300 to 3000 kHz
D	3 to 30 MHz

12. - T3C04

Which of the following propagation types is most commonly associated with occasional strong over-the-horizon signals on the 10, 6, and 2 meter bands?

Select	Answer
A	Sporadic E
B	Backscatter
C	Gray-line propagation
D	D layer absorption

13. - T4A12

What could be happening if another operator reports a variable high-pitched whine on the audio from your mobile transmitter?

Select	Answer
A	You have the volume on your receiver set too high
B	Noise on the vehicles electrical system is being transmitted along with your speech audio
C	Your microphone is picking up noise from an open window
D	You need to adjust your squelch control

14. - T4B09

Which of the following is an appropriate receive filter bandwidth to select in order to minimize noise and interference for SSB reception?

Select	Answer
A	2400 Hz
B	500 Hz
C	5000 Hz
D	1000 Hz

15. - T5A04

What is the name for a current that flows only in one direction?

Select	Answer
A	Alternating current
B	Direct current
C	Normal current
D	Smooth current ~ T5A05 (A) What is the electrical term for the electromotive force (EMF) that causes electron flow? A. Voltage B. Ampere-hours C. Capacitance D. Inductance

16. - T5B08

How many microfarads are 1,000,000 picofarads?

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

17. - T5C13

What are the units of impedance?

Select	Answer
A	Coulombs
B	Amperes
C	Volts
D	Ohms

18. - T5D08

What is the current flowing through a 100-ohm resistor connected across 200 volts?

Select	Answer
A	2 amperes
B	20,000 amperes
C	100 amperes
D	0.5 amperes

19. - T6A05

What type of electrical component consists of two or more conductive surfaces separated by an insulator?

Select	Answer
A	Capacitor
B	Resistor
C	Potentiometer
D	Oscillator

20. - T6B10

What are the three electrodes of a PNP or NPN transistor?

Select	Answer
A	Cathode, drift cavity, and collector
B	Emitter, base, and collector
C	Source, gate, and drain
D	Cathode, grid, and plate

21. - T6C03

What is component 2 in figure T1?

Select	Answer
A	Resistor
B	Transistor
C	Indicator lamp
D	Connector

22. - T6D02

What best describes a relay?

Select	Answer
A	A current controlled amplifier
B	An optical sensor
C	A switch controlled by an electromagnet
D	A pass transistor

23. - T7A09

Which of the following devices is most useful for VHF weak-signal communication?

Select	Answer
A	A mobile VHF FM transceiver
B	A quarter-wave vertical antenna
C	An omni-directional antenna
D	A multi-mode VHF transceiver

24. - T7B07

Which of the following may be useful in correcting a radio frequency interference problem?

Select	Answer
A	All of these choices are correct
B	Snap-on ferrite chokes
C	Band-reject and band-pass filters
D	Low-pass and high-pass filters

25. - T7C06

What does an SWR reading of 4:1 indicate?

Select	Answer
A	Loss of -4dB
B	Gain of +4dB
C	Impedance mismatch
D	Good impedance match

26. - T7D09

What is the characteristic appearance of a cold solder joint?

Select	Answer
A	A greenish tint
B	Dark black spots
C	A bright or shiny surface
D	A grainy or dull surface

27. - T8A09

What is the approximate bandwidth of a VHF repeater FM phone signal?

Select	Answer
A	Between 10 and 15 kHz
B	Less than 500 Hz
C	About 150 kHz
D	Between 50 and 125 kHz

28. - T8B04

Which amateur stations may make contact with an amateur station on the International Space Station using 2 meter and 70 cm band amateur radio frequencies?

Select	Answer
A	Any amateur holding a Technician or higher class license
B	Only members of amateur radio clubs at NASA facilities
C	You cannot talk to the ISS on amateur radio frequencies
D	Only the astronaut's family members who are hams

29. - T8C08

What is required in place of on-air station identification when sending signals to a radio control model using amateur frequencies?

Select	Answer
A	A flag must be affixed to the transmitter antenna with the station call sign in 1 inch high letters or larger
B	A label indicating the licensees name, call sign and address must be affixed to the transmitter
C	Voice identification must be transmitted every 10 minutes
D	Morse code ID must be sent once per hour

30. - T8D06

What does the abbreviation PSK mean?

Select	Answer
A	Pulse Shift Keying
B	Phased Slide Keying
C	Phase Shift Keying
D	Packet Short Keying

31. - T9A06

What type of antennas are the quad, Yagi, and dish?

Select	Answer
A	Directional antennas
B	Loop antennas
C	Isotropic antennas
D	Non-resonant antennas

32. - T9B07

Which of the following is true of PL-259 type coax connectors?

Select	Answer
A	They are a bayonet type connector
B	They are water tight
C	They are preferred for microwave operation
D	They are commonly used at HF frequencies

33. - T0A02

How does current flowing through the body cause a health hazard?

Select	Answer
A	It disrupts the electrical functions of cells
B	By heating tissue
C	All of these choices are correct
D	It causes involuntary muscle contractions

34. - T0B11

Which of the following establishes grounding requirements for an amateur radio tower or antenna?

Select	Answer
A	Local electrical codes
B	Underwriters Laboratories' recommended practices
C	FAA tower lighting regulations
D	FCC Part 97 Rules

35. - T0C12

How does RF radiation differ from ionizing radiation (radioactivity)?

Select	Answer
A	RF radiation is limited in range to a few feet
B	RF radiation can only be detected with an RF dosimeter
C	RF radiation is perfectly safe
D	RF radiation does not have sufficient energy to cause genetic damage

Figure T1