4-57.
The Net Display mode of the
LMS-11 is capable of displaying
two separate types of
information.
1.
True
2.
False
4-58.
In the summarize mode of the
net display, a summary of
quantitative information is
displayed for a maximum of how
many PUs?
1. 10
2. 11
3. 20
4. 21
4-59.
The net display mode can only
be displayed when Link-11 is
operating in which of the
following modes?
1. Net test
2. Net sync
3.
Roll call
4.
Short broadcast
4-60.
The PU field in the header of
the Net Display screen of the
LMS-11 is used to define which
of the following units, if any,
while in the summarize mode?
1.
NCS
2.
Own station PU number
3.
The PU whose recurring
transmission is used to
define a cycle
4.
None, the PU field is only
used during the History mode
4-61.
To change the Net Display
screen from the summarize mode
to the PU history mode, the
operator would take which of
the following actions?
1.
Depress the history mode key
on the keyboard
2.
Enter a zero into the
SUMMARIZE field of the Net
Display header
3.
Enter the PU number of the
unit to be monitored in the
PU field
4.
Both 2 and 3 above
4-62.
On the Net Display screen,
which of the following values
indicates an unacceptable SNR?
1.
5 dB
2.
15 dB
3.
25 dB
4.
34 dB
4-63.
When the LMS-11 is in the Net
Display (summarize) mode, which
of the following conditions
will cause the FRAME CNT value
of a picket to be displayed in
yellow and followed by a “?”?
1.
The average number of frames
per transmission exceeds
seven
2.
The average number of frames
per transmission is six or
less
3.
The average signal to noise
level per transmission
exceeds 20 dB
4.
The average signal to noise
level per transmission is
less than 20 dB
4-64.
The %THRU column of the Net
Display screen displays which
of the following values?
1.
The percentage of data
received by the listed PU
that is error-free
2.
The percentage of message
data frames received by the
LMS-11 that contains errors
3.
The percentage of message
data frames received by the
LMS-11 that are error-free
4.
The percentage of control
code frames received
4-65.
Which of the following power
levels listed in the REL 605
column of the Net Display
screen indicates normal
operation of the link?
1.
-3 dB
2.
-6 dB
3.
+3 dB
4.
+6 dB
25
