Practice Exam

T7D01

1. Which instrument would you use to measure electric potential?

• A. A wavemeter
• B. An ohmmeter
• C. An ammeter
• D. A voltmeter

T5D02

2. What formula is used to calculate voltage in a circuit?

• A. E = I - R
• B. E= I + R
• C. E= I x R
• D. E= I / R

T2B13

3. What is the purpose of a squelch function?

• A. Eliminate parasitic oscillations in an RF amplifier
• B. Mute the receiver audio when a signal is not present
• C. Reduce a CW transmitter's key clicks
• D. Reduce interference from impulse noise

T3B09

4. What frequency range is referred to as UHF?

• A. 300 to 3000 MHz
• B. 30 to 300 kHz
• C. 300 to 3000 kHz
• D. 30 to 300 MHz

T2C01

5. When do FCC rules NOT apply to the operation of an amateur station?

• A. When operating under special FEMA rules
• B. When operating a RACES station
• C. When operating under special ARES rules
• D. FCC rules always apply

T0B09

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

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

T6D07

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

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

T7B10

8. What might be a problem if you receive a report that your audio signal through an FM repeater is distorted or unintelligible?

• A. You are in a bad location
• B. Your batteries are running low
• C. Your transmitter is slightly off frequency
• D. All these choices are correct

T0A06

9. What is a good way to guard against electrical shock at your station?

• A. Connect all AC powered station equipment to a common safety ground
• B. Use three-wire cords and plugs for all AC powered equipment
• C. All these choices are correct
• D. Install mechanical interlocks in high-voltage circuits

T5C07

10. What is the abbreviation for megahertz?

• A. Mhz
• B. mh
• C. MHz
• D. MH

T6B09

11. What are the names for the electrodes of a diode?

• A. Gate and base
• B. Source and drain
• C. Plus and minus
• D. Anode and cathode

T1D05

12. When may amateur radio operators use their stations to notify other amateurs of the availability of equipment for sale or trade?

• A. When no profit is made on the sale
• B. When selling amateur radio equipment and not on a regular basis
• C. When the equipment is not the personal property of either the station licensee, or the control operator, or their close relatives
• D. Never

T1E05

13. What is an amateur station's control point?

• A. The location at which the control operator function is performed
• B. The location of the station's transmitting antenna
• C. The mailing address of the station licensee
• D. The location of the station's transmitting apparatus

T6A11

14. Which of the following battery chemistries is not rechargeable?

• A. Lithium-ion
• B. Carbon-zinc
• C. Lead-acid
• D. Nickel-cadmium

T9A02

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

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

T5A10

16. Which term describes the rate at which electrical energy is used?

• A. Power
• B. Voltage
• C. Resistance
• D. Current

T7C04

17. What reading on an SWR meter indicates a perfect impedance match between the antenna and the feed line?

• A. 1:1
• B. Zero
• C. 50:50
• D. Full Scale

T7A05

18. What is the name of a circuit that generates a signal at a specific frequency?

• A. Reactance modulator
• B. Phase modulator
• C. Oscillator
• D. Low-pass filter

T4B04

19. What is a way to enable quick access to a favorite frequency or channel on your transceiver?

• A. Store it in a memory channel
• B. Enable the VOX
• C. Enable the frequency offset
• D. Use the scan mode to select the desired frequency

T9B09

20. What can cause erratic changes in SWR?

• A. Over-modulation
• B. Overload from a strong local station
• C. Local thunderstorm
• D. Loose connection in the antenna or feed line

T8A11

21. What is the approximate bandwidth required to transmit a CW signal?

• A. 1000 Hz
• B. 2.4 kHz
• C. 15 kHz
• D. 150 Hz

T1A09

22. Who selects a Frequency Coordinator?

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

T1F11

23. Which of the following is a requirement for the issuance of a club station license grant?

• A. All these choices are correct
• B. The club must be registered with the American Radio Relay League
• C. The club must have at least four members
• D. The trustee must have an Amateur Extra Class operator license grant

T2A05

24. How should you respond to a station calling CQ?

• A. Transmit a signal report followed by your call sign
• B. Transmit "CQ" followed by the other station's call sign
• C. Transmit your call sign followed by the other station's call sign
• D. Transmit the other station's call sign followed by your call sign

T5B05

25. Which is equal to 500 milliwatts?

• A. 0.5 watts
• B. 5 watts
• C. 50 watts
• D. 0.02 watts

T8B07

26. What is Doppler shift in reference to satellite communications?

• A. An observed change in signal frequency caused by relative motion between the satellite and Earth station
• B. A special digital communications mode for some satellites
• C. A mode where the satellite receives signals on one band and transmits on another
• D. A change in the satellite orbit

T6C01

27. What is the name of an electrical wiring diagram that uses standard component symbols?

• A. Schematic
• B. Flow chart
• C. Connector pinout
• D. Bill of materials

T4A03

28. Why are short, heavy-gauge wires used for a transceiver's DC power connection?

• A. All these choices are correct
• B. To minimize voltage drop when transmitting
• C. To provide a good counterpoise for the antenna
• D. To avoid RF interference

T1B04

29. Which amateur band includes 146.52 MHz?

• A. 70 centimeters
• B. 2 meters
• C. 20 meters
• D. 6 meters

T1C11

30. 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 one year
• C. Yes, for up to two years
• D. Yes, as soon as you apply for renewal

T8C04

31. Which of the following is good procedure when contacting another station in a contest?

• A. Send only the minimum information needed for proper identification and the contest exchange
• B. All these choices are correct
• C. Contact the station twice to be sure that you are in his log
• D. Sign only the last two letters of your call if there are many other stations calling

T0C13

32. Who is responsible for ensuring that no person is exposed to RF energy above the FCC exposure limits?

• A. The station licensee
• B. The FCC
• C. Anyone who is near an antenna
• D. The local zoning board

T8D04

33. What type of transmission is indicated by the term "NTSC?"

• A. A Normal Transmission mode in Static Circuit
• B. A special mode for satellite uplink
• C. A frame compression scheme for TV signals
• D. An analog fast-scan color TV signal

T3C04

34. Which of the following types of propagation is most commonly associated with occasional strong signals on the 10, 6, and 2 meter bands from beyond the radio horizon?

• A. Sporadic E
• B. D region absorption
• C. Backscatter
• D. Gray-line propagation

T3A05

35. When using a directional antenna, how might your station be able to communicate with a distant repeater if buildings or obstructions are blocking the direct line of sight path?

• A. Change from vertical to horizontal polarization
• B. Try the long path
• C. Try to find a path that reflects signals to the repeater
• D. Increase the antenna SWR