Smart Cities - Foundation Licence Practise Exam 2

1. If interference to other radio services is being generated by a Foundation station, the Foundation station licensee must:-

• a) surrender the station licence to the Australian Communications and Media Authority
• b) advise a full-call operator
• c) deny responsibility and keep operating
• d) cease all transmissions

2. Amateur radio operators are allocated specific bands so that:-

• a) day time use and night time use are consistent
• b) they can use low power on any band
• c) they are less likely to interfere with other radio services
• d) they can communicate with other types of radio services

3. EMC problems from an amateur station can most likely be reduced by:-

• a) switching to the opposite sideband when using SSB
• b) reducing the power and decreasing the distance to the affected equipment
• c) reducing the power and increasing the distance to affected equipment
• d) operating at different times of the day

4. The strength of ionospheric ionisation is primarily dependent on:-

• a) Van Allen radiation from the sun
• b) the phase of the moon
• c) radiation from the sun
• d) electrical storm activity

5. In electricity AC stands for:-

• a) ascending current
• b) analysis current
• c) alternating current
• d) analogous current

6. When connecting unbalanced line to a balanced antenna the use of a balun:-

• a) increase the gain of the antenna
• b) will bring the antenna to resonance
• c) will tune out the reactance of the antenna
• d) is good engineering practice

7. A person who has had an electric shock and is still touching the mains may:-

• a) be the cause of electric shock to others if the person is touched
• b) be pushed on to a protective rubber mat
• c) twitch a lot
• d) survive if the supply voltage is reduced slowly

8. A foundation licensee may allow another person to operate their amateur station if the person is supervised and:-

• a) an Adult, equal to or greater than 21 years of age.
• b) transmitting 10 watts or less
• c) all answers are correct
• d) studying to get a Foundation licence

9. A receiver that can detect weak signals is said to be:-

• a) selective
• b) a parametric detector
• c) sensitive
• d) a weak signal detector

10. Interference from an amateur station that disrupts a commercial radiocommunication service is called:-

• a) radiocommunications overload
• b) commercial interference
• c) disruptive interference
• d) harmful interference

11. The distance that line of sight VHF and UHF signals can travel is dependent on the:-

• a) time of day, sun spot cycle and weather
• b) height of antenna, ionosphere, and time of day
• c) sun spot cycle, weather, and ionosphere
• d) height of antenna, clear path, and transmitter power

12. A radio amateur's transmission can be heard in a nearby neighbour's television receiver. These problems are best solved by:-

• a) reducing the transmitter power until the problems disappears
• b) a technical solution
• c) not transmitting during the neighbour's viewing hours
• d) ignoring the problem as you have a licence

13. During a thunderstorm the amateur station should:-

• a) keep operating at reduced power
• b) not be operated
• c) stand by for distress calls
• d) increase power to overcome static

14. If the antenna elements are vertical with respect to the ground the antenna would normally be considered to be:-

• a) cross polarised
• b) circular polarised
• c) horizontally polarised
• d) vertically polarised

15. An amateur transceiver that is being over modulated may result in:-

• a) an increase in the feedline loss
• b) improved signal reports
• c) a reduction of power output
• d) interference to other services

16. Cables and leads left lying around the station are potential:-

• a) sources of mains hum
• b) trip hazards
• c) generators of interference
• d) short circuits

17. If you hear a MAYDAY message on the radio, you should:-

• a) switch to another band
• b) listen, and if needed, provide any assistance you can
• c) switch off your radio
• d) not allow anyone else to communicate with the station calling MAYDAY

18. Using the correct formula, calculate the power in a circuit when the voltage is 25 volts and the current is 4 amperes:-

• a) 6.25 watts
• b) 0.16 watts
• c) 125 watts
• d) 100 watts

19. An amateur transceiver that has the transmitter incorrectly tuned may cause :-

• a) interference to small kitchen appliances
• b) interference to broadcast radio and television reception
• c) a hum in the receiver speaker
• d) neighbourhood dogs to bark or become frightened

20. Modern electronic equipment in the home is rated in terms of electromagnetic compatibility, which is the:-

• a) compatibility with telephone circuits
• b) ability of the electronic equipment to operate without causing excessive interference
• c) compatibility with the mains voltage and frequency
• d) ability to jam amateur radio transmissions by being more powerful

21. When a receiver or transmitter drifts off the operating frequency, as it warms up, it is said to be:-

• a) unstable
• b) stable
• c) selective
• d) insensitive

22. It is important that people:-

• a) be kept a safe distance from transmitting antennas while transmitting
• b) should be earthed at all times when near transmitting antennas
• c) who work on antennas have an amateur operators certificate of proficiency
• d) must be more than 10 metres from all antennas while transmitting on VHF

23. Amateur radio operators must operate:-

• a) within the FM broadcast band
• b) within the television bands
• c) within the allocated amateur bands
• d) within the AM broadcast band

24. All commercially available mains operated equipment must have:-

• a) a 2 pin plug
• b) the mains voltage stamped on it
• c) a two year guarantee
• d) an approved equipment label

25. A Foundation Licence will permit you to communicate by radio with other radio amateurs:-

• a) and transmit entertainment materials provided it is not copyright
• b) and send them amateur slow scan television pictures
• c) using all modes including Telephony or Morse code
• d) operating in any amateur band and mode provided you announce that that is your intention

Answers

• 1 - D
• 2 - C
• 3 - C
• 4 - C
• 5 - C
• 6 - D
• 7 - A
• 8 - C
• 9 - C
• 10 - D
• 11 - D
• 12 - B
• 13 - B
• 14 - D
• 15 - D
• 16 - B
• 17 - B
• 18 - D
• 19 - B
• 20 - B
• 21 - A
• 22 - A
• 23 - C
• 24 - D
• 25 - C