LESSON 1
COMPREHENSIVE PRACTICE EXERCISE
Instructions: Select the BEST response, and circle your answer.
1.
Which of the following frequency bands has the longest ground-
wave range?
a.
30 kHz to 300 kHz.
b.
3 MHz to 30 MHz.
c.
30 MHz to 300 MHz.
d.
300 MHz to 3,000 MHz (3 GHz).
2.
Which of the following frequency bands has the longest sky-wave
range?
a.
300 kHz to 3 MHz.
b.
3 MHz to 30 MHz.
c.
30 MHz to 300 MHz.
d.
300 MHz to 3,000 MHz (3 GHz).
3.
Sky wave uses--
a.
the troposphere.
b.
the C layer.
c.
d.
a vertical radiation pattern.
4.
The various layers are created by--
a.
recombination.
b.
the atmosphere.
c.
ground wave.
d.
the sun.
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