Practice Exam

T2A08

1. What is the meaning of the procedural signal "CQ"?

• A. Call on the quarter hour
• B. Test transmission, no reply expected
• C. Only the called station should transmit
• D. Calling any station

T4A07

2. Which of the following connections is made between a computer and a transceiver to use computer software when operating digital modes?

• A. Computer "line out" to transceiver push-to-talk
• B. Computer "line in" to transceiver speaker connector
• C. Computer "line in" to transceiver push-to-talk
• D. Computer "line out" to transceiver speaker connector

T8C05

3. What is a grid locator?

• A. An instrument for radio direction finding
• B. A letter-number designator assigned to an azimuth and elevation
• C. An instrument for neutralizing a final amplifier
• D. A letter-number designator assigned to a geographic location

T3A08

4. What is a likely cause of irregular fading of signals propagated by the ionosphere?

• A. Intermodulation distortion
• B. Interference from thunderstorms
• C. Frequency shift due to Faraday rotation
• D. Random combining of signals arriving via different paths

T5C08

5. What is the formula used to calculate electrical power (P) in a DC circuit?

• A. P = E * I
• B. P = E + I
• C. P = E - I
• D. P = E / I

T1D09

6. When may amateur stations transmit information in support of broadcasting, program production, or news gathering, assuming no other means is available?

• A. Where noncommercial programming is gathered and supplied exclusively to the National Public Radio network
• B. Never
• C. When broadcasting communications to or from the space shuttle
• D. When such communications are directly related to the immediate safety of human life or protection of property

T8B08

7. What is meant by the statement that a satellite is operating in U/V mode?

• A. The satellite frequencies are usually variable
• B. The satellite uplink is in the 70 centimeter band and the downlink is in the 2 meter band
• C. The satellite uplink is in the 15 meter band and the downlink is in the 10 meter band
• D. The satellite operates using ultraviolet frequencies

T2C07

8. Which of the following is standard practice when you participate in a net?

• A. All these choices are correct
• B. When first responding to the net control station, transmit your call sign, name, and address as in the FCC database
• C. Unless you are reporting an emergency, transmit only when directed by the net control station
• D. Record the time of each of your transmissions

T9A03

9. Which of the following describes a simple dipole oriented parallel to Earth's surface?

• A. A travelling-wave antenna
• B. A vertically polarized antenna
• C. A horizontally polarized antenna
• D. A ground-wave antenna

T1C09

10. What is the grace period for renewal if an amateur license expires?

• A. Two years
• B. Three years
• C. Five years
• D. Ten years

T0C02

11. At which of the following frequencies does maximum permissible exposure have the lowest value?

• A. 1296 MHz
• B. 440 MHz
• C. 50 MHz
• D. 3.5 MHz

T2B11

12. Which Q signal indicates that you are changing frequency?

• A. QRZ
• B. QSY
• C. QRU
• D. QSL

T6D09

13. What is the name of a device that combines several semiconductors and other components into one package?

• A. Integrated circuit
• B. Transformer
• C. Transducer
• D. Multi-pole relay

T8A12

14. Which of the following is a disadvantage of FM compared with single sideband?

• A. Voice quality is poorer
• B. Only one signal can be received at a time
• C. FM signals are harder to tune
• D. All these choices are correct

T5D04

15. What is the resistance of a circuit in which a current of 3 amperes flows when connected to 90 volts?

• A. 3 ohms
• B. 30 ohms
• C. 270 ohms
• D. 93 ohms

T7C08

16. Which instrument can be used to determine SWR?

• A. Iambic pentameter
• B. Voltmeter
• C. Directional wattmeter
• D. Ohmmeter

T8D01

17. Which of the following is a digital communications mode?

• A. All these choices are correct
• B. Packet radio
• C. IEEE 802.11
• D. FT8

T7D07

18. Which of the following measurements are made using a multimeter?

• A. Voltage and resistance
• B. Impedance and reactance
• C. Signal strength and noise
• D. All these choices are correct

T7A01

19. Which term describes the ability of a receiver to detect the presence of a signal?

• A. Sensitivity
• B. Linearity
• C. Selectivity
• D. Total Harmonic Distortion

T1A03

20. What do the FCC rules state regarding the use of a phonetic alphabet for station identification in the Amateur Radio Service?

• A. It is required when in contact with foreign stations
• B. It is encouraged
• C. It is required when transmitting emergency messages
• D. All these choices are correct

T6A06

21. What type of electrical component stores energy in a magnetic field?

• A. Diode
• B. Varistor
• C. Inductor
• D. Capacitor

T3C01

22. Why are simplex UHF signals rarely heard beyond their radio horizon?

• A. FCC regulations prohibit them from going more than 50 miles
• B. UHF signals are usually not propagated by the ionosphere
• C. They are too weak to go very far
• D. UHF signals are absorbed by the ionospheric D region

T1E01

23. When may an amateur station transmit without a control operator?

• A. Never
• B. When the transmitting station is an auxiliary station
• C. When the station licensee is away and another licensed amateur is using the station
• D. When using automatic control, such as in the case of a repeater

T6B12

24. What are the names of the electrodes of a bipolar junction transistor?

• A. Emitter, base, collector
• B. Pole one, pole two, output
• C. Signal, bias, power
• D. Input, output, supply

T0B06

25. What is the minimum safe distance from a power line to allow when installing an antenna?

• A. Add the height of the antenna to the height of the power line and multiply by a factor of 1.5
• B. Enough so that if the antenna falls, no part of it can come closer than 10 feet to the power wires
• C. 1/2 wavelength at the operating frequency
• D. The height of the power line above ground

T1B11

26. What is the maximum peak envelope power output for Technician class operators in their HF band segments?

• A. 100 watts
• B. 10 watts
• C. 200 watts
• D. 50 watts

T6C07

27. What is component 8 in figure T-2?

• A. Inductor
• B. Regulator IC
• C. Light emitting diode
• D. Resistor

T1F07

28. 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 licensed amateur operator?

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

T3B03

29. What are the two components of a radio wave?

• A. Impedance and reactance
• B. Ionizing and non-ionizing radiation
• C. Electric and magnetic fields
• D. Voltage and current

T5B09

30. Which decibel value most closely represents a power increase from 5 watts to 10 watts?

• A. 3 dB
• B. 2 dB
• C. 5 dB
• D. 10 dB

T5A06

31. What is the unit of frequency?

• A. Henry
• B. Hertz
• C. Tesla
• D. Farad

T4B10

32. Which of the following receiver filter bandwidths provides the best signal-to-noise ratio for SSB reception?

• A. 5000 Hz
• B. 1000 Hz
• C. 500 Hz
• D. 2400 Hz

T9B05

33. What happens as the frequency of a signal in coaxial cable is increased?

• A. The characteristic impedance increases
• B. The loss decreases
• C. The loss increases
• D. The characteristic impedance decreases

T0A05

34. Why should a 5-ampere fuse never be replaced with a 20-ampere fuse?

• A. The larger fuse would be likely to blow because it is rated for higher current
• B. Excessive current could cause a fire
• C. The power supply ripple would greatly increase
• D. All these choices are correct

T7B06

35. Which of the following actions should you take if a neighbor tells you that your station's transmissions are interfering with their radio or TV reception?

• A. Make sure that your station is functioning properly and that it does not cause interference to your own radio or television when it is tuned to the same channel
• B. All these choices are correct
• C. Immediately turn off your transmitter and contact the nearest FCC office for assistance
• D. Install a harmonic doubler on the output of your transmitter and tune it until the interference is eliminated