COMPETENCE 3 – Use Internal Communications Systems
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#1. Radio waves used in satellite communication are not affected by ionosphere because __________.
Incorrect!
#2. The “squelch” adjustment on the front panel of a mariphone serves to ________:
Incorrect!
#3. Regulations require that any tankship making a voyage of over a 48 hour duration' must have certain tests conducted not more than 12 hours prior to leaving port. Meeting this requirement includes the testing of the:
Incorrect!
#4. The carrier frequency is also given as ____________.
Incorrect!
#5. The call sign of a vessel is meant to:
Incorrect!
#6. The legal type VHF-antenna has a length of:
Incorrect!
#7. The button or switch “dimmer” of a mariphone serves:
Incorrect!
#8. The holder of ship low power radiotelephone operator's permit is authorized to operate equipment or station using:
Incorrect!
#9. The HF-band is in the frequency range ____________:
Incorrect!
#10. Squelch mode serves to suppress:
Incorrect!
There are 10 questions for the actual examination for Competence 3 for OIC-EW with a passing rate of 70%. This means that you are only allowed to make 3 mistakes.
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