2-67.
A single-station POFA error printout
that lists bit errors that are less than 10
percent of the total words transmitted is
considered a successful POFA.
1 .
True
2 .
False
2-68.
A single broken line in the switchboard
between the DTS and the crypto device
could cause which of the following
problems?
1. One bit always set to a logic “1”
2. One bit always set to a logic “0”
3. All bits randomly set to a logic “1”
4. All bits randomly set to a logic “1”
or a logic “0”
2-69.
The multi-station POFA is run in which
of the following modes?
1 .
Net test
2 .
Roll call
3 .
Broadcast
4.
Short broadcast
2-70.
When a multi-station POFA is run,
what total number of data words are in
each block of data transmitted?
1 .
115
2 .
230
3 .
345
4.
460
2-71.
When a multi-station POFA is run, all
units participating in the test should be
positioned within how many miles of
each other?
2-72.
A multi-station POFA should be run
using which of the following
frequencies?
1. Any HF frequency
2. Any UHF frequency
3. The current operational frequency
only
4. The current secondary frequency
only
2-73.
The multi-station POFA should be run
for what minimum amount of time?
1 .
5 minutes
2 .
7 minutes
3 .
10 minutes
4 .
15 minutes
2-74.
At the completion of the multi-station
POFA, the technician should record
which of the following information on
the error printout?
1. Distance and bearing of all PUS
2. Frequency used
3. Start and stop time of the POFA
4. All of the above
2-75.
A multi-station POFA should be
considered successful when the link
quality factor is which of the following
values?
1. Greater than 90 percent
2. Greater than 100 percent
3. Greater than 95 percent but less
than 100 percent
4. It must equal 100 percent
1 .
25
2 .
50
3 .
75
4.
100
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