Practice Exam

T2C07

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

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

T6A05

2. What type of electrical component consists of conductive surfaces separated by an insulator?

• A. Potentiometer
• B. Oscillator
• C. Resistor
• D. Capacitor

T9B11

3. Which of the following types of feed line has the lowest loss at VHF and UHF?

• A. Air-insulated hardline
• B. 75-ohm flexible coax
• C. Multi-conductor unbalanced cable
• D. 50-ohm flexible coax

T3B02

4. What property of a radio wave defines its polarization?

• A. The orientation of the magnetic field
• B. The ratio of the energy in the magnetic field to the energy in the electric field
• C. The ratio of the velocity to the wavelength
• D. The orientation of the electric field

T0C09

5. How can you make sure your station stays in compliance with RF safety regulations?

• A. By informing the FCC of any changes made in your station
• B. All these choices are correct
• C. By re-evaluating the station whenever an item in the transmitter or antenna system is changed
• D. By making sure your antennas have low SWR

T8A02

6. What type of modulation is commonly used for VHF packet radio transmissions?

• A. SSB
• B. PSK
• C. AM
• D. FM or PM

T9A02

7. Which of the following describes a type of antenna loading?

• A. Electrically lengthening by inserting inductors in radiating elements
• B. Installing a spring in the base of a mobile vertical antenna to make it more flexible
• C. Inserting a resistor in the radiating portion of the antenna to make it resonant
• D. Strengthening the radiating elements of a beam antenna to better resist wind damage

T6D07

8. Which of the following is commonly used as a visual indicator?

• A. Bipolar transistor
• B. Zener diode
• C. FET
• D. LED

T8D03

9. What kind of data can be transmitted by APRS?

• A. Weather data
• B. All these choices are correct
• C. Text messages
• D. GPS position data

T0A07

10. Where should a lightning arrester be installed in a coaxial feed line?

• A. At the output connector of a transceiver
• B. At the antenna feed point
• C. On a grounded panel near where feed lines enter the building
• D. At the ac power service panel

T5B02

11. Which is equal to 1,500,000 hertz?

• A. 150 kHz
• B. 1500 kHz
• C. 1500 MHz
• D. 15 GHz

T0B09

12. Why should you avoid attaching an antenna to a utility pole?

• A. The antenna will not work properly because of induced voltages
• B. The 60 Hz radiations from the feed line may increase the SWR
• C. The antenna could contact high-voltage power lines
• D. All these choices are correct

T8C02

13. Which of these items would be useful for a hidden transmitter hunt?

• A. All these choices are correct
• B. A calibrated noise bridge
• C. A directional antenna
• D. Calibrated SWR meter

T7D10

14. What reading indicates that an ohmmeter is connected across a large, discharged capacitor?

• A. Decreasing resistance with time
• B. Alternating between open and short circuit
• C. Steady full-scale reading
• D. Increasing resistance with time

T5D11

15. What is the voltage across a 10-ohm resistor if a current of 1 ampere flows through it?

• A. 1 volt
• B. 9 volts
• C. 11 volts
• D. 10 volts

T1A09

16. Who selects a Frequency Coordinator?

• A. The local chapter of the Office of National Council of Independent Frequency Coordinators
• B. Amateur operators in a local or regional area whose stations are eligible to be repeater or auxiliary stations
• C. The FCC Office of Spectrum Management and Coordination Policy
• D. FCC Regional Field Office

T7A01

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

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

T1B05

18. How may amateurs use the 219 to 220 MHz segment of 1.25 meter band?

• A. Spread spectrum only
• B. Emergency traffic only
• C. Fixed digital message forwarding systems only
• D. Fast-scan television only

T3C01

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

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

T5A07

20. Why are metals generally good conductors of electricity?

• A. All these choices are correct
• B. They have many free protons
• C. They have many free electrons
• D. They have relatively high density

T1E04

21. What determines the transmitting frequency privileges of an amateur station?

• A. The class of operator license held by the control operator
• B. The frequency authorized by the frequency coordinator
• C. The frequencies printed on the license grant
• D. The highest class of operator license held by anyone on the premises

T8B04

22. What mode of transmission is commonly used by amateur radio satellites?

• A. All these choices are correct
• B. CW/data
• C. FM
• D. SSB

T6C04

23. What is component 3 in figure T-1?

• A. Lamp
• B. Resistor
• C. Ground symbol
• D. Transistor

T4A07

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

T7C09

25. Which of the following causes failure of coaxial cables?

• A. Operation at 100% duty cycle for an extended period
• B. Rapid fluctuation in transmitter output power
• C. Solder flux contamination
• D. Moisture contamination

T2A01

26. What is a common repeater frequency offset in the 2 meter band?

• A. Plus or minus 600 kHz
• B. Plus or minus 5 MHz
• C. Plus or minus 500 kHz
• D. Plus or minus 1 MHz

T4B02

27. Which of the following can be used to enter a transceiver's operating frequency?

• A. The keypad or VFO knob
• B. The Automatic Frequency Control
• C. All these choices are correct
• D. The CTCSS or DTMF encoder

T5C09

28. How much power is delivered by a voltage of 13.8 volts DC and a current of 10 amperes?

• A. 0.7 watts
• B. 138 watts
• C. 3.8 watts
• D. 23.8 watts

T3A03

29. What antenna polarization is normally used for long-distance CW and SSB contacts on the VHF and UHF bands?

• A. Horizontal
• B. Right-hand circular
• C. Left-hand circular
• D. Vertical

T1F09

30. What type of amateur station simultaneously retransmits the signal of another amateur station on a different channel or channels?

• A. Beacon station
• B. Repeater station
• C. Message forwarding station
• D. Earth station

T1D01

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

• A. Any country whose administration has notified the American Radio Relay League (ARRL) that it objects to such communications
• B. Any country banned from such communications by the International Amateur Radio Union (IARU)
• C. Any country banned from making such communications by the American Radio Relay League (ARRL)
• D. Any country whose administration has notified the International Telecommunication Union (ITU) that it objects to such communications

T6B01

32. Which is true about forward voltage drop in a diode?

• A. It is proportional to peak inverse voltage
• B. It indicates that the diode is defective
• C. It is lower in some diode types than in others
• D. It has no impact on the voltage delivered to the load

T7B05

33. How can fundamental overload of a non-amateur radio or TV receiver by an amateur signal be reduced or eliminated?

• A. Block the amateur signal with a filter at the antenna input of the affected receiver
• B. Switch the transmitter from FM to SSB
• C. Switch the transmitter to a narrow-band mode
• D. Block the interfering signal with a filter on the amateur transmitter

T2B08

34. Which of the following applies when two stations transmitting on the same frequency interfere with each other?

• A. Interference is inevitable, so no action is required
• B. Both stations should choose another frequency to avoid conflict
• C. The stations should negotiate continued use of the frequency
• D. Use subaudible tones so both stations can share the frequency

T1C11

35. If your license has expired and is still within the allowable grace period, may you continue to transmit on the amateur radio bands?

• A. No, you must wait until the license has been renewed
• B. Yes, for up to two years
• C. Yes, as soon as you apply for renewal
• D. Yes, for up to one year