Practice Exam

T6D08

1. Which of the following is combined with an inductor to make a resonant circuit?

• A. Capacitor
• B. Potentiometer
• C. Resistor
• D. Zener diode

T1F01

2. When must the station and its records be available for FCC inspection?

• A. At any time ten days after notification by the FCC of such an inspection
• B. At any time upon request by an FCC representative
• C. At any time after written notification by the FCC of such inspection
• D. Only when presented with a valid warrant by an FCC official or government agent

T6A12

3. What type of switch is represented by component 3 in figure T-2?

• A. Double-pole double-throw
• B. Double-pole single-throw
• C. Single-pole double-throw
• D. Single-pole single-throw

T1C09

4. What is the grace period for renewal if an amateur license expires?

• A. Three years
• B. Five years
• C. Two years
• D. Ten years

T8C03

5. What operating activity involves contacting as many stations as possible during a specified period?

• A. Public service events
• B. Contesting
• C. Simulated emergency exercises
• D. Net operations

T2B03

6. Which of the following describes a linked repeater network?

• A. A network of repeaters in which signals received by one repeater are transmitted by all the repeaters in the network
• B. Multiple repeaters with the same control operator
• C. A single repeater with more than one receiver
• D. A system of repeaters linked by APRS

T0B07

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

• A. This type of tower must never be painted
• B. This type of tower must never be grounded
• C. This type of tower must not be climbed unless it is retracted, or mechanical safety locking devices have been installed
• D. All these choices are correct

T5C08

8. 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

T0A03

9. In the United States, what circuit does black wire insulation indicate in a three-wire 120 V cable?

• A. Neutral
• B. Black insulation is never used
• C. Equipment ground
• D. Hot

T5B05

10. Which is equal to 500 milliwatts?

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

T0C07

11. What hazard is created by touching an antenna during a transmission?

• A. Radiation poisoning
• B. RF burn to skin
• C. Electrocution
• D. All these choices are correct

T2A01

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

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

T8D03

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

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

T7C10

14. Why should the outer jacket of coaxial cable be resistant to ultraviolet light?

• A. Ultraviolet resistant jackets prevent harmonic radiation
• B. Ultraviolet light can increase losses in the cable's jacket
• C. Ultraviolet light can damage the jacket and allow water to enter the cable
• D. Ultraviolet and RF signals can mix, causing interference

T2C06

15. What is the Amateur Radio Emergency Service (ARES)?

• A. A group of licensed amateurs who have voluntarily registered their qualifications and equipment for communications duty in the public service
• B. A group of licensed amateurs who are members of the military and who voluntarily agreed to provide message handling services in the case of an emergency
• C. A training program that provides licensing courses for those interested in obtaining an amateur license to use during emergencies
• D. A training program that certifies amateur operators for membership in the Radio Amateur Civil Emergency Service

T5A06

16. What is the unit of frequency?

• A. Hertz
• B. Farad
• C. Tesla
• D. Henry

T7B04

17. Which of the following could you use to cure distorted audio caused by RF current on the shield of a microphone cable?

• A. Preamplifier
• B. Ferrite choke
• C. Low-pass filter
• D. Band-pass filter

T5D10

18. What is the voltage across a 2-ohm resistor if a current of 0.5 amperes flows through it?

• A. 0.25 volts
• B. 2.5 volts
• C. 1 volt
• D. 1.5 volts

T4B05

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

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

T9B05

20. What happens as the frequency of a signal in coaxial cable is increased?

• A. The characteristic impedance decreases
• B. The loss increases
• C. The loss decreases
• D. The characteristic impedance increases

T8B12

21. Which of the following is a way to determine whether your satellite uplink power is neither too low nor too high?

• A. Check your signal strength report in the telemetry data
• B. All these choices are correct
• C. Listen for distortion on your downlink signal
• D. Your signal strength on the downlink should be about the same as the beacon

T1E09

22. Which of the following are required for remote control operation?

• A. The control operator must indirectly manipulate the controls
• B. All these choices are correct
• C. The control operator must be at the control point
• D. A control operator is required at all times

T1B11

23. What is the maximum peak envelope power output for Technician class operators in their HF band segments?

• A. 100 watts
• B. 200 watts
• C. 50 watts
• D. 10 watts

T6C12

24. Which of the following is accurately represented in electrical schematics?

• A. All these choices are correct
• B. Physical appearance of components
• C. Wire lengths
• D. Component connections

T6B11

25. What is the term that describes a device's ability to amplify a signal?

• A. Gain
• B. On resistance
• C. Forward resistance
• D. Forward voltage drop

T9A05

26. Which of the following increases the resonant frequency of a dipole antenna?

• A. Shortening it
• B. Lengthening it
• C. Adding capacitive loading to the ends of the radiating wires
• D. Inserting coils in series with radiating wires

T1A03

27. What do the FCC rules state regarding the use of a phonetic alphabet for station identification in the Amateur Radio Service?

• A. It is required when transmitting emergency messages
• B. It is required when in contact with foreign stations
• C. It is encouraged
• D. All these choices are correct

T7A06

28. What device converts the RF input and output of a transceiver to another band?

• A. Transverter
• B. Low-pass filter
• C. High-pass filter
• D. Phase converter

T1D11

29. When may an amateur station transmit without identifying on the air?

• A. When transmitting signals to control model craft
• B. When the transmissions are of a brief nature to make station adjustments
• C. When the transmissions are unmodulated
• D. When the transmitted power level is below 1 watt

T3A02

30. What is the effect of vegetation on UHF and microwave signals?

• A. Knife-edge diffraction
• B. Absorption
• C. Amplification
• D. Polarization rotation

T3B08

31. What frequency range is referred to as VHF?

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

T3C03

32. What is a characteristic of VHF signals received via auroral backscatter?

• A. They are distorted and signal strength varies considerably
• B. They are often received from 10,000 miles or more
• C. They are generally strongest when your antenna is aimed west
• D. They occur only during winter nighttime hours

T8A12

33. Which of the following is a disadvantage of FM compared with single sideband?

• A. FM signals are harder to tune
• B. All these choices are correct
• C. Voice quality is poorer
• D. Only one signal can be received at a time

T4A01

34. Which of the following is an appropriate power supply rating for a typical 50 watt output mobile FM transceiver?

• A. 24.0 volts at 4 amperes
• B. 13.8 volts at 12 amperes
• C. 24.0 volts at 12 amperes
• D. 13.8 volts at 4 amperes

T7D07

35. Which of the following measurements are made using a multimeter?

• A. Voltage and resistance
• B. Impedance and reactance
• C. All these choices are correct
• D. Signal strength and noise