2-37.
2-38.
2-39.
2-40.
DAMA was developed for what
purpose?
1.
To break out the secure
voice circuit from all
other transmissions
2.
To remove all residue
traces that allow for
jamming
3.
To fully automate and
link data systems with
the net
4.
To multiplex several
subsystems onto one
satellite channel
What other multiplexing
method, if any, does the
Navy utilize besides
frequency-division?
1.
Time-division
2.
Shift-division
3.
Split time-division
4.
None
When HERO condition and
EMCON restrictions are set,
what are the radio
frequencies (RFs) that are
prohibited from use?
1.
2 - 3 GHz
2.
Below 30 MHz
3.
300 - 2568 kHz
4.
Above 3000 kHz
Who are the major
participants on the FFN?
1.
2.
3.
4.
Senior operational
staffs only
Senior operational
staffs and designated
subscribers
NATO and CINCs only
The Joint Chiefs of
Staff and their Force
Commanders
2-41.
2-42.
2-43.
2-44.
2-45.
2-46.
12
An antenna can both transmit
and receive energy. This
ability is known by what
term?
1.
2.
3.
4.
Reciprocity
Feed point
Transducance
Stagnation
The point on an antenna
where the RF cable is
attached is called what?
1.
Focal point
2.
Dummy point
3.
Feed point
4.
Center point
What type of antenna
radiates efficiently in only
one direction?
1.
Bidirectional
2.
Omnidirectional
3.
Polarized
4.
Unidirectional
What is the “perfect” SWR
that can be theoretically
achieved?
1.
One-to-one
2.
Two-to-one
3.
Three-to-one
4.
Four-to-one
Energy reflected back to the
feed point is known by which
of the following terms?
1.
Impedance point
2.
Reflected waves
3.
Oscillation point
4.
Deflected waves
Electromagnetic waves travel
in free space at what rate?
1.
1,324,000 miles per
second
2.
946,000 miles per second
3.
518,000 miles per second
4.
186,000 miles per second
