LESSON 1
PRACTICE EXERCISE
The following items will test your comprehension of the material covered in this lesson. There is
only one correct answer for each item. When you complete the exercise, check your answer with
the answer key that follows the practice exercise. If you answer any item incorrectly, study
again that part of the lesson which contains the portion involved.
Situation: As the radio operator in Bravo Company, 360th Signal Battalion, operating in a hostile
environment, it is your responsibility to be able to identify possible EW techniques and measures
to take to counteract them. The following questions are designed to test your understanding of
EW.
1.
What is the part of EW that involves any action taken to prevent or reduce the enemy's
use of communications equipment in transmitting or receiving signals?
A. Radio deception.
B. Electronic deception.
C. ECM.
D. ECCM.
2.
If ECM is to be effective, the output signal of the jamming transmitter must be on the
same frequency as the signal being jammed. How is the jamming transmitter signal further
characterized?
A. By a distorted signal.
B. By a strong, continuous signal.
C. By a stepped-tone signal.
D. By a signal with a high noise ratio.
1-25
SS0652
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