Certified Fiber Optics Final Exam | Updated Questions and Correct Answers |
Graded A+ | Verified Answers | Latest exam 2025
Fiber optics is used in cars to connect their electronic systems. - (CORRECT ANSWER)True
Copper networks can be converted to fiber optics using _____. - (CORRECT ANSWER)Media converters
Telephone networks have been converted to fiber, including long distance and metropolitan networks,
but fiber to the home (FTTH) is not yet feasible. - (CORRECT ANSWER)False
Which of the following communication systems typically use fiber-optic backbones? - (CORRECT
ANSWER)- CATV
- Cell phones
- Telephones
- Internet
In an industrial environment, fiber is most often used to _____. - (CORRECT ANSWER)Prevent
electromagnetic interference
An advantage of optical fiber is the fact that it is the most cost effective means of transporting
information over long distances. - (CORRECT ANSWER)True
The bandwidth and distance capability of optical fiber means that _____. - (CORRECT ANSWER)- Less
maintenance is required
- Fewer repeaters are needed
- Fewer cables are needed
- Less power is consumed by the network
The protective gear every voice/data/video (VDV) installer must always wear is _____. - (CORRECT
ANSWER)Eye protection
1
, Information on the safety of chemicals used in fiber optics are _____. - (CORRECT ANSWER)In MSDS
supplied by the manufacturer.
Inspection microscopes can concentrate the light from a fiber into your eye causing serious damage. -
(CORRECT ANSWER)True
Bright red visible light is produced by a VFL that is safe to look at directly at the end of the fiber. -
(CORRECT ANSWER)False
A digital camera can see infrared light, so it can be used to determine if there is light present in a fiber. -
(CORRECT ANSWER)True
Dangerous light from fiber optic cables is bright and easily visible. - (CORRECT ANSWER)False
During fiber optic installations, the most common danger is caused by _____. - (CORRECT ANSWER)Fiber
scraps or shards by cleaving, splicing, and termination.
If you inspect a fiber optic connector that is connected to a laser source with a microscope, you will
experience a high level of pain while your eye is damaged. - (CORRECT ANSWER)False
What are some potential hazards associated with the use of cleaning solvents that are sometimes used
when working with fiber optics? - (CORRECT ANSWER)- Vapors
- Skin irritation
To ensure that you are using proper protective eyewear, look for the _____ mark on your glasses. -
(CORRECT ANSWER)- ANSI Z87
2
Graded A+ | Verified Answers | Latest exam 2025
Fiber optics is used in cars to connect their electronic systems. - (CORRECT ANSWER)True
Copper networks can be converted to fiber optics using _____. - (CORRECT ANSWER)Media converters
Telephone networks have been converted to fiber, including long distance and metropolitan networks,
but fiber to the home (FTTH) is not yet feasible. - (CORRECT ANSWER)False
Which of the following communication systems typically use fiber-optic backbones? - (CORRECT
ANSWER)- CATV
- Cell phones
- Telephones
- Internet
In an industrial environment, fiber is most often used to _____. - (CORRECT ANSWER)Prevent
electromagnetic interference
An advantage of optical fiber is the fact that it is the most cost effective means of transporting
information over long distances. - (CORRECT ANSWER)True
The bandwidth and distance capability of optical fiber means that _____. - (CORRECT ANSWER)- Less
maintenance is required
- Fewer repeaters are needed
- Fewer cables are needed
- Less power is consumed by the network
The protective gear every voice/data/video (VDV) installer must always wear is _____. - (CORRECT
ANSWER)Eye protection
1
, Information on the safety of chemicals used in fiber optics are _____. - (CORRECT ANSWER)In MSDS
supplied by the manufacturer.
Inspection microscopes can concentrate the light from a fiber into your eye causing serious damage. -
(CORRECT ANSWER)True
Bright red visible light is produced by a VFL that is safe to look at directly at the end of the fiber. -
(CORRECT ANSWER)False
A digital camera can see infrared light, so it can be used to determine if there is light present in a fiber. -
(CORRECT ANSWER)True
Dangerous light from fiber optic cables is bright and easily visible. - (CORRECT ANSWER)False
During fiber optic installations, the most common danger is caused by _____. - (CORRECT ANSWER)Fiber
scraps or shards by cleaving, splicing, and termination.
If you inspect a fiber optic connector that is connected to a laser source with a microscope, you will
experience a high level of pain while your eye is damaged. - (CORRECT ANSWER)False
What are some potential hazards associated with the use of cleaning solvents that are sometimes used
when working with fiber optics? - (CORRECT ANSWER)- Vapors
- Skin irritation
To ensure that you are using proper protective eyewear, look for the _____ mark on your glasses. -
(CORRECT ANSWER)- ANSI Z87
2
