LESSON 4
PRACTICE EXERCISE
The following items will test your grasp of the material covered in this lesson. There is only one correct
answer for each item. When you complete the exercise, check your answers with the key that follows.
If you answer any item incorrectly, study again that part of the lesson which contains the portion
involved.
1.
In a circuit switch diagram we find four digits. What do the first two digits represent?
A.
Primary zone
B.
Switch number
C.
Switch designator
D.
None of the above
2.
What do the second numbers on a circuit switch diagram represent?
A.
Switch designator
B.
Geographic area of operation
C.
Subscriber phone number
D.
Special feature codes
3.
The theater ___________ makes the PR and SL assignments for each level of command.
A.
CSCE
B.
Signal officer
C.
CSPE
D.
Commander
4.
Normally a corps or Theater Army will probably use only one PR
A.
True
B.
False
5. A subscriber in an automatic switchboard network must dial the seven-digit number to access a
distant switchboard subscriber.
A.
True
B.
False
SS 0029
4-6
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