Which of the following parameters cannot be measured by
OTDRs (optical time domain reflectometers) in fiber optic
networks. - ....ANSWER...Transmitter and receiver power
For safety, a fiber optic technician or installer should
always wear ______ when working with optical fiber. -
....ANSWER...Eye protection
During fiber optic installations, the most common danger
is caused by ______. - ....ANSWER...Fiber scraps or
shards from stripping, cleaving, splicing and termination
,2|Page
The link loss budget analysis of a cable plant like the
diagram shown is done to _________. - ....ANSWER...All
of these choices (Ensure the intended communications
system will work on the cable plant system, Provide a
pass/fail loss value for comparison to test values, Ensure
the cable plant has been properly installed)
A link loss budget should be done for every cable plant
installation during the ______ phase of a project. -
....ANSWER...Design
The loss of connector on each end of the cable plant
______. - ....ANSWER...Are always included in the loss
budget
Cladding - ....ANSWER...Material around the center tube
(Look at diagram)
Core - ....ANSWER...Center tube (Look at diagram)
Primary Buffer Coating - ....ANSWER...Material around
the core and cladding, it gives the fiber its distinct color
(Blue, Red, Agua, etc)
, 3|Page
Traps light in the core to reduce attenuation -
....ANSWER...Cladding
Is smaller in singlemode than multimode fiber -
....ANSWER...Core
Is stripped off for termination or splicing -
....ANSWER...Primary Buffer Coating
The outside diameter of this part of the fiber is the same
for most singlemode and multimode fibers -
....ANSWER...Cladding
Distribution cable - ....ANSWER...Has multiple buffered
fiber cables (about 12 individual cables), and it does have
strength members
Breakout cable - ....ANSWER...Has multiple simplex
cables (about 12 or more individual cables), but it does
NOT have strength members
Loose Tube cable - ....ANSWER...Has a buffered fiber,
strength members and water blocking substance
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