NCCER module 33302 practice Exam
1. A fiber optic coupler, that's used to split optical signals into a couple of paths or to
combine multiple alerts on one direction, is MOST just like a - ANS-splitter
2. A lightwave connector (LC) is similar to an RJ-45 connector in that it's far a - ANS-push
and latch kind connector
3. A photosensitive detector used to transform a mild signal lower back into an electrical
shape is a - ANS-receiver
4. A splicing technique that holds the two fiber ends together the usage of a clamp and/or
glue is known as - ANS-mechanical splicing
5. A form of connection error that creates outcomes similar to the blended effects of axial
displacement and end separation is _____ - ANS-Angular misalignment
6. A kind of fiber optic cable that makes use of a difficult plastic tube with an internal
diameter numerous times large than that of the fiber is known as - ANS-unfastened tube
7. Aerial fiber optic cables have to be either self-assisting or they may be - ANS-lashed to
excessive electricity metallic twine
8. An example of a specialized issue that permits cellphone groups to ship masses of
smartphone calls over a single fiber optic line is a - ANS-multiplexing splitter
9. An interferometer is an digital tool that makes use of pondered mild to have a look at the
- ANS-cease faces of the fiber and ferrule
10. Applications wherein far flung powering of gadgets that should be electrically isolated
from a electricity supply, which includes those used in explosive environments, can
advantage from a technology referred to as _____ - ANS-electricity over fiber PoF
11. Compared to an ST connector, an SC connector is better capable of - ANS-resist pulling
forces
12. Devices designed to relaxed splices within a splice closure are called _ - ANS-organizers
13. Fusion splicing is done by way of butting the recommendations of fibers and -
ANS-melting them collectively
14. Generally speaking, unmarried-mode fiber is BEST suitable for - ANS-Long
distance,Higher bandwidth application
15. If there is give up separation and an air gap between two connecting fibers, Fresnel
reflection loss will arise at - ANS-each the go out from the primary fiber and the entrance
to the second one fiber
16. Impact and crush-resistance checks that degree a fiber optic cable's ability to withstand
bodily stresses are referred to as - ANS-mechanical take a look at
17. In 1870, the British physicist John Tyndall used sunlight and a move of water to
demonstrate how light _____ - ANS-can be channeled within a medium to comply with a
chosen path
18. In a fiber optic system, the cause of an emitter is to - ANS-insert a modulated mild sign
into optical fiber
1. A fiber optic coupler, that's used to split optical signals into a couple of paths or to
combine multiple alerts on one direction, is MOST just like a - ANS-splitter
2. A lightwave connector (LC) is similar to an RJ-45 connector in that it's far a - ANS-push
and latch kind connector
3. A photosensitive detector used to transform a mild signal lower back into an electrical
shape is a - ANS-receiver
4. A splicing technique that holds the two fiber ends together the usage of a clamp and/or
glue is known as - ANS-mechanical splicing
5. A form of connection error that creates outcomes similar to the blended effects of axial
displacement and end separation is _____ - ANS-Angular misalignment
6. A kind of fiber optic cable that makes use of a difficult plastic tube with an internal
diameter numerous times large than that of the fiber is known as - ANS-unfastened tube
7. Aerial fiber optic cables have to be either self-assisting or they may be - ANS-lashed to
excessive electricity metallic twine
8. An example of a specialized issue that permits cellphone groups to ship masses of
smartphone calls over a single fiber optic line is a - ANS-multiplexing splitter
9. An interferometer is an digital tool that makes use of pondered mild to have a look at the
- ANS-cease faces of the fiber and ferrule
10. Applications wherein far flung powering of gadgets that should be electrically isolated
from a electricity supply, which includes those used in explosive environments, can
advantage from a technology referred to as _____ - ANS-electricity over fiber PoF
11. Compared to an ST connector, an SC connector is better capable of - ANS-resist pulling
forces
12. Devices designed to relaxed splices within a splice closure are called _ - ANS-organizers
13. Fusion splicing is done by way of butting the recommendations of fibers and -
ANS-melting them collectively
14. Generally speaking, unmarried-mode fiber is BEST suitable for - ANS-Long
distance,Higher bandwidth application
15. If there is give up separation and an air gap between two connecting fibers, Fresnel
reflection loss will arise at - ANS-each the go out from the primary fiber and the entrance
to the second one fiber
16. Impact and crush-resistance checks that degree a fiber optic cable's ability to withstand
bodily stresses are referred to as - ANS-mechanical take a look at
17. In 1870, the British physicist John Tyndall used sunlight and a move of water to
demonstrate how light _____ - ANS-can be channeled within a medium to comply with a
chosen path
18. In a fiber optic system, the cause of an emitter is to - ANS-insert a modulated mild sign
into optical fiber
