Practice Exam

T1E07

1. When the control operator is not the station licensee, who is responsible for the proper operation of the station?

• A. The control operator and the station licensee
• B. Only the control operator
• C. All licensed amateurs who are present at the operation
• D. Only the station licensee

T7D01

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

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

T0A09

3. What should be done to all external ground rods or earth connections?

• A. Tune them for resonance on the lowest frequency of operation
• B. Keep them as far apart as possible
• C. Waterproof them with silicone caulk or electrical tape
• D. Bond them together with heavy wire or conductive strap

T3B09

4. What frequency range is referred to as UHF?

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

T1A07

5. What is the FCC Part 97 definition of a space station?

• A. Any satellite orbiting Earth
• B. An amateur station using amateur radio satellites for relay of signals
• C. A manned satellite orbiting Earth
• D. An amateur station located more than 50 km above Earth's surface

T6A03

6. What electrical parameter is controlled by a potentiometer?

• A. Resistance
• B. Capacitance
• C. Inductance
• D. Field strength

T5B01

7. How many milliamperes is 1.5 amperes?

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

T8B04

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

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

T2B13

9. What is the purpose of a squelch function?

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

T5A12

10. What describes the number of times per second that an alternating current makes a complete cycle?

• A. Speed
• B. Frequency
• C. Pulse rate
• D. Wavelength

T8A04

11. Which type of modulation is commonly used for VHF and UHF voice repeaters?

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

T1B03

12. Which frequency is in the 6 meter amateur band?

• A. 28.50 MHz
• B. 49.00 MHz
• C. 222.15 MHz
• D. 52.525 MHz

T1F11

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

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

T4B05

14. What does the scanning function of an FM transceiver do?

• A. Checks for messages left on a digital bulletin board
• B. Prevents interference to nearby repeaters
• C. Checks incoming signal deviation
• D. Tunes through a range of frequencies to check for activity

T8C05

15. What is a grid locator?

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

T1D04

16. Under what conditions is an amateur station authorized to transmit music using a phone emission?

• A. When transmissions are limited to less than three minutes per hour
• B. When the music is transmitted above 1280 MHz
• C. When incidental to an authorized retransmission of manned spacecraft communications
• D. When the music produces no spurious emissions

T2C11

17. What is meant by "check" in a radiogram header?

• A. The call sign of the originating station
• B. The number of words or word equivalents in the text portion of the message
• C. A list of stations that have relayed the message
• D. A box on the message form that indicates that the message was received and/or relayed

T7A10

18. What device increases the transmitted output power from a transceiver?

• A. A voltage divider
• B. All these choices are correct
• C. An impedance network
• D. An RF power amplifier

T4A10

19. What function is performed with a transceiver and a digital mode hot spot?

• A. Communication using digital voice or data systems via the internet
• B. RTTY encoding and decoding without a computer
• C. FT8 digital communications via AFSK
• D. High-speed digital communications for meteor scatter

T2A09

20. Which of the following indicates that a station is listening on a repeater and looking for a contact?

• A. The station's call sign followed by the word "monitoring"
• B. "CQ CQ" followed by the repeater's call sign
• C. "QSY" followed by your call sign
• D. The repeater call sign followed by the station's call sign

T1C11

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

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

T6D09

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

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

T6C04

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

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

T5D14

24. In which type of circuit is voltage the same across all components?

• A. Resonant
• B. Parallel
• C. Branch
• D. Series

T7C11

25. What is a disadvantage of air core coaxial cable when compared to foam or solid dielectric types?

• A. It cannot be used for VHF or UHF antennas
• B. It requires special techniques to prevent moisture in the cable
• C. It cannot be used at below freezing temperatures
• D. It has more loss per foot

T9B03

26. Why is coaxial cable the most common feed line for amateur radio antenna systems?

• A. It can handle more power than any other type of feed line
• B. It is less expensive than any other type of feed line
• C. It has less loss than any other type of feed line
• D. It is easy to use and requires few special installation considerations

T3C01

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

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

T7B08

28. What should you do if something in a neighbor's home is causing harmful interference to your amateur station?

• A. All these choices are correct
• B. Politely inform your neighbor that FCC rules prohibit the use of devices that cause interference
• C. Work with your neighbor to identify the offending device
• D. Make sure your station meets the standards of good amateur practice

T3A12

29. What is the effect of fog and rain on signals in the 10 meter and 6 meter bands?

• A. Range increase
• B. Deflection
• C. Absorption
• D. There is little effect

T5C08

30. 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

T8D01

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

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

T0C06

32. Which of the following is an acceptable method to determine whether your station complies with FCC RF exposure regulations?

• A. By calculation based on FCC OET Bulletin 65
• B. By measurement of field strength using calibrated equipment
• C. All these choices are correct
• D. By calculation based on computer modeling

T9A08

33. What is the approximate length, in inches, of a quarter-wavelength vertical antenna for 146 MHz?

• A. 19
• B. 112
• C. 12
• D. 50

T6B03

34. Which of these components can be used as an electronic switch?

• A. Varistor
• B. Transistor
• C. Thermistor
• D. Potentiometer

T0B09

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

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