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1.      a)  What is "communications"?

         b)  What is "naval communications"?

2.  Why are effective communications in the Navy so important?

3.  What three qualities must naval communications have?

4.  What are the two main functions of naval telecommunications?

5.  What are the largest of the Navy's communications facilities called?

6.  Which officer is in charge of a ship's communications organization?

7.      a)  What is a radiotelephone?

         b)  What alphabet must be learned by all naval personnel so they may communicate by radio or internal communications systems?

8.  What are communications satellites?

9.  How are tactical data often sent between ships and aircraft in today's Navy?

10.  How would your full name be sent in Morse code?

11.  What are the main Navy visual communications methods?

12.  What is the principal use of flaghoist?

13.      a)  What are three ways of communicating by flashing light?

           b)  What is the advantage of the Nancy system?

14.      a)  What is semaphore?

           b)  How can it be used at night?

15.      a)  What sound communications are used by ships, and under what conditions are they used?

           b)  What is the Gertrude system?