911 Operator Test Radio Communication Protocols 2

Question 1

When a unit transmits 'Signal 1000' or a similar emergency alert tone, what should all other units on the channel do?

Accepted Answer

Cease all transmissions immediately and stand by

Answer

Emergency alert tones require all other units to immediately clear the channel so the emergency traffic can proceed without interference.

Question 2

Which NATO phonetic alphabet word represents the letter 'M'?

Accepted Answer

Mike

Answer

Mike is the NATO phonetic alphabet designation for the letter 'M', standardized for clear voice communication.

Question 3

A dispatcher receives a transmission that is partially unintelligible. What is the correct response?

Accepted Answer

Ask the unit to 'repeat all after' the last understood word

Answer

'Repeat all after [last understood word]' is standard protocol to retrieve only the missed portion of a garbled transmission.

Question 4

What does the term 'radio discipline' mean in public safety communications?

Accepted Answer

Following established protocols to keep radio traffic efficient and professional

Answer

Radio discipline refers to the practice of following protocols, keeping transmissions brief, and maintaining professional conduct on the radio.

Question 5

When assigning a radio channel to a field unit, which information should the dispatcher confirm first?

Accepted Answer

That the unit is monitoring and acknowledges the assigned channel

Answer

Confirmation that the unit is monitoring the assigned channel ensures communications will not be missed during the assignment.

911 Operator Test Practice Test