LESSON 1
PRACTICE EXERCISE
ANSWER KEY AND FEEDBACK
Item
Correct Answer and Feedback
1.
D.
ESM.
The EW component in which enemy signals are collected
and emitters are located and identified is ESM. (page
1-6, para 2a)
2.
B.
Anti-ESM.
Terrain masking is a technique employed as part of
anti-ESM. (page 1-8, par 2c(1))
3.
A.
Signal security.
Electronic counter-countermeasures (ECCM) are closely
related to signal security (SIGSEC).
The main
difference between the two is in the type of
information being protected from the enemy.
(page
1-8, para 2c)
4.
C.
Simulative electronic deception.
The Japanese carried on radio traffic in the home
islands, simulating normal activity of the fleet.
(page 1-3, para 1b(3))
5.
D.
ECCM.
Electronic
counter-countermeasures
(ECCM)
are
defensive measures used to protect the use of the
electromagnetic spectrum from hostile farces.
(page
1-8, para 2c)
SS0134
1-14
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