Practice Exam

T7A05

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

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

T7D09

2. What is the characteristic appearance of a cold tin-lead solder joint?

• A. Excessive solder
• B. A rough or lumpy surface
• C. Dark black spots
• D. A bright or shiny surface

T4A09

3. How can you determine the length of time that equipment can be powered from a battery?

• A. Multiply the square of the current rating of the battery by the input resistance of the equipment
• B. Divide the battery ampere-hour rating by the average current draw of the equipment
• C. Divide the watt-hour rating of the battery by the peak power consumption of the equipment
• D. Multiply the watts per hour consumed by the equipment by the battery power rating

T1F07

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

T1C03

5. What types of international communications are an FCC-licensed amateur radio station permitted to make?

• A. Only communications incidental to contest exchanges; all other communications are prohibited
• B. Communications incidental to the purposes of the Amateur Radio Service and remarks of a personal character
• C. Any communications that would be permitted by an international broadcast station
• D. Communications incidental to conducting business or remarks of a personal nature

T8D11

6. What is an ARQ transmission system?

• A. A system used to encrypt command signals to an amateur radio satellite
• B. A special transmission format limited to video signals
• C. An error correction method in which the receiving station detects errors and sends a request for retransmission
• D. A method of compressing data using autonomous reiterative Q codes prior to final encoding

T9A01

7. What is a beam antenna?

• A. An omnidirectional antenna invented by Clarence Beam
• B. An antenna that reverses the phase of received signals
• C. An antenna that concentrates signals in one direction
• D. An antenna built from aluminum I-beams

T1A09

8. Who selects a Frequency Coordinator?

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

T2C07

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

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

T5A09

10. Which of the following describes alternating current?

• A. All these answers are correct
• B. Current that alternates between positive and negative directions
• C. Current that alternates between a positive direction and zero
• D. Current that alternates between a negative direction and zero

T6C10

11. What is component 3 in figure T-3?

• A. Variable inductor
• B. Connector
• C. Meter
• D. Variable capacitor

T6A05

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

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

T8B04

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

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

T6B02

14. What electronic component allows current to flow in only one direction?

• A. Diode
• B. Resistor
• C. Fuse
• D. Driven element

T5C12

15. What is impedance?

• A. The opposition to AC current flow
• B. The Q or Quality Factor of a component
• C. The power handling capability of a component
• D. The inverse of resistance

T0C09

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

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

T8A11

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

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

T8C08

18. What is the Internet Radio Linking Project (IRLP)?

• A. A technique for measuring signal strength of an amateur transmitter via the internet
• B. A system for providing access to websites via amateur radio
• C. A technique to connect amateur radio systems, such as repeaters, via the internet using Voice Over Internet Protocol (VoIP)
• D. A system for informing amateurs in real time of the frequency of active DX stations

T9B07

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

• A. They are preferred for microwave operation
• B. They are watertight
• C. They are a bayonet-type connector
• D. They are commonly used at HF and VHF frequencies

T6D04

20. Which of the following displays an electrical quantity as a numeric value?

• A. Relay
• B. Meter
• C. Potentiometer
• D. Transistor

T0A12

21. Which of the following precautions should be taken when measuring high voltages with a voltmeter?

• A. Ensure that the voltmeter has very low impedance
• B. Ensure that the voltmeter and leads are rated for use at the voltages to be measured
• C. Ensure that the circuit is grounded through the voltmeter
• D. Ensure that the voltmeter is set to the correct frequency

T0B02

22. What is required when climbing an antenna tower?

• A. All these choices are correct
• B. Always wear an approved climbing harness
• C. Have sufficient training on safe tower climbing techniques
• D. Use appropriate tie-off to the tower at all times

T2A03

23. What is a common repeater frequency offset in the 70 cm band?

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

T1B02

24. Which amateurs may contact the International Space Station (ISS) on VHF bands?

• A. Any amateur holding a General class or higher license
• B. Any amateur holding a Technician class or higher license who has applied for and received approval from NASA
• C. Any amateur holding a General class or higher license who has applied for and received approval from NASA
• D. Any amateur holding a Technician class or higher license

T7C02

25. Which of the following is used to determine if an antenna is resonant at the desired operating frequency?

• A. A Q meter
• B. A frequency counter
• C. An antenna analyzer
• D. A VTVM

T2B10

26. Which Q signal indicates that you are receiving interference from other stations?

• A. QTH
• B. QSB
• C. QRM
• D. QRN

T5D05

27. What is the resistance of a circuit for which the applied voltage is 12 volts and the current flow is 1.5 amperes?

• A. 8 ohms
• B. 0.125 ohms
• C. 18 ohms
• D. 13.5 ohms

T3B11

28. What is the approximate velocity of a radio wave in free space?

• A. 150,000 meters per second
• B. 150,000 miles per hour
• C. 300,000,000 miles per hour
• D. 300,000,000 meters per second

T3C09

29. What is generally the best time for long-distance 10 meter band propagation via the F region?

• A. From shortly after sunset to dawn during periods of high sunspot activity
• B. From dawn to shortly after sunset during periods of high sunspot activity
• C. From shortly after sunset to dawn during periods of low sunspot activity
• D. From dawn to shortly after sunset during periods of low sunspot activity

T1E06

30. When, under normal circumstances, may a Technician class licensee be the control operator of a station operating in an Amateur Extra Class band segment?

• A. When using a club station whose trustee holds an Amateur Extra Class license
• B. As part of a multi-operator contest team
• C. When designated as the control operator by an Amateur Extra Class licensee
• D. At no time

T7B06

31. 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. All these choices are correct
• B. Immediately turn off your transmitter and contact the nearest FCC office for assistance
• C. 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
• D. Install a harmonic doubler on the output of your transmitter and tune it until the interference is eliminated

T1D09

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

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

T4B08

33. What is the advantage of having multiple receive bandwidth choices on a multimode transceiver?

• A. Permits monitoring several modes at once by selecting a separate filter for each mode
• B. Permits noise or interference reduction by selecting a bandwidth matching the mode
• C. Increases the amount of offset between receive and transmit frequencies
• D. Increases the number of frequencies that can be stored in memory

T3A05

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

T5B01

35. How many milliamperes is 1.5 amperes?

• A. 1500 milliamperes
• B. 150 milliamperes
• C. 15,000 milliamperes
• D. 15 milliamperes