Practice Exam

T1B01

1. What is the ITU?

• A. A United Nations agency for information and communication technology issues
• B. An agency of the United States Department of Telecommunications Management
• C. An independent frequency coordination agency
• D. A department of the FCC

T6D02

2. What best describes a relay?

• A. An optical sensor
• B. A current controlled amplifier
• C. A switch controlled by an electromagnet
• D. A pass transistor

T3B02

3. What term describes the number of times per second that an alternating current reverses direction?

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

T3A11

4. Which part of the atmosphere enables the propagation of radio signals around the world?

• A. The ionosphere
• B. The stratosphere
• C. The troposphere
• D. The magnetosphere

T8B04

5. Which amateur stations may make contact with an amateur station on the International Space Station using 2 meter and 70 cm band amateur radio frequencies?

• A. You cannot talk to the ISS on amateur radio frequencies
• B. Only members of amateur radio clubs at NASA facilities
• C. Only the astronaut's family members who are hams
• D. Any amateur holding a Technician or higher class license

T6A11

6. Which battery type is not rechargeable?

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

T2B07

7. What should you do if you receive a report that your station's transmissions are causing splatter or interference on nearby frequencies?

• A. Increase transmit power
• B. Check your transmitter for off-frequency operation or spurious emissions
• C. Change mode of transmission
• D. Report the interference to the equipment manufacturer

T0B07

8. Which of the following is an important safety rule to remember when using a crank-up tower?

• A. All of these choices are correct
• B. This type of tower must never be climbed unless it is in the fully retracted position
• C. This type of tower must never be grounded
• D. This type of tower must never be painted

T7D04

9. Which instrument is used to measure electric current?

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

T5C03

10. What is the ability to store energy in a magnetic field called?

• A. Capacitance
• B. Resistance
• C. Admittance
• D. Inductance

T7C08

11. What instrument other than an SWR meter could you use to determine if a feedline and antenna are properly matched?

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

T2C01

12. What set of rules applies to proper operation of your station when using amateur radio at the request of public service officials?

• A. FEMA Rules
• B. RACES Rules
• C. FCC Rules
• D. ARES Rules

T9A04

13. What is a disadvantage of the "rubber duck" antenna supplied with most handheld radio transceivers?

• A. All of these choices are correct
• B. If the rubber end cap is lost it will unravel very quickly
• C. It does not transmit or receive as effectively as a full-sized antenna
• D. It transmits a circularly polarized signal

T0A09

14. What kind of hazard is presented by a conventional 12-volt storage battery?

• A. Shock hazard due to high voltage
• B. It emits ozone which can be harmful to the atmosphere
• C. Explosive gas can collect if not properly vented
• D. All of these choices are correct

T6B10

15. Which semiconductor component has an emitter electrode?

• A. Bipolar transistor
• B. Bridge rectifier
• C. Field effect transistor
• D. Silicon diode

T8C09

16. How might you obtain a list of active nodes that use VoIP?

• A. From a repeater directory
• B. From your local emergency coordinator
• C. From the local repeater frequency coordinator
• D. From the FCC Rulebook

T4A03

17. Which is a good reason to use a regulated power supply for communications equipment?

• A. Power consumption is independent of load
• B. A fuse or circuit breaker regulates the power
• C. It prevents voltage fluctuations from reaching sensitive circuits
• D. A regulated power supply has FCC approval

T1C02

18. Which of the following is a valid US amateur radio station call sign?

• A. KDKA
• B. 11Q1176
• C. W3ABC
• D. KMA3505

T7A08

19. Which of the following circuits combines a speech signal and an RF carrier?

• A. Noise blanker
• B. Modulator
• C. Discriminator
• D. Beat frequency oscillator

T1A06

20. What is the FCC Part 97 definition of telecommand?

• A. An instruction from a VEC
• B. A one-way radio transmission of measurements at a distance from the measuring instrument
• C. An instruction bulletin issued by the FCC
• D. A one-way transmission to initiate, modify or terminate functions of a device at a distance

T5D07

21. What is the current flow in a circuit with an applied voltage of 120 volts and a resistance of 80 ohms?

• A. 0.667 amperes
• B. 200 amperes
• C. 1.5 amperes
• D. 9600 amperes

T4B08

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

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

T7B04

23. What is the most likely cause of interference to a non-cordless telephone from a nearby transmitter?

• A. Poor station grounding
• B. The telephone is inadvertently acting as a radio receiver
• C. Improper transmitter adjustment
• D. Harmonics from the transmitter

T5B07

24. If a frequency readout calibrated in megahertz shows a reading of 3.525 MHz, what would it show if it were calibrated in kilohertz?

• A. 35.25 kHz
• B. 0.003525 kHz
• C. 3,525,000 kHz
• D. 3525 kHz

T1E04

25. What determines the transmitting privileges of an amateur station?

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

T8D01

26. Which of the following is an example of a digital communications method?

• A. MFSK
• B. All of these choices are correct
• C. Packet
• D. PSK31

T0C08

27. Which of the following actions might amateur operators take to prevent exposure to RF radiation in excess of FCC-supplied limits?

• A. All of these choices are correct
• B. Relocate antennas
• C. Relocate the transmitter
• D. Increase the duty cycle

T5A04

28. What is the name for a current that flows only in one direction?

• A. Normal current
• B. Smooth current
• C. Direct current
• D. Alternating current

T3C08

29. What causes "tropospheric ducting"?

• A. Updrafts from hurricanes and tornadoes
• B. Discharges of lightning during electrical storms
• C. Temperature inversions in the atmosphere
• D. Sunspots and solar flares

T8A11

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

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

T6C02

31. What is component 1 in figure T1?

• A. Transistor
• B. Resistor
• C. Battery
• D. Connector

T9B07

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

• A. They are a bayonet type connector
• B. They are water tight
• C. The are commonly used at HF frequencies
• D. They are good for UHF frequencies

T2A09

33. What brief statement is often used in place of "CQ" to indicate that you are listening on a repeater?

• A. Say "Hello test" followed by your call sign
• B. Say the repeater call sign followed by your call sign
• C. Say your call sign
• D. Say the letters "QSY" followed by your call sign

T1D11

34. Which of the following types of communications are permitted in the Amateur Radio Service?

• A. Retransmission of entertainment material from a public radio or TV station
• B. Brief transmissions to make station adjustments
• C. Communications on a regular basis that could reasonably be furnished alternatively through other radio services
• D. Retransmission of entertainment programming from a commercial radio or TV station

T1F09

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

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