JATC Fiber Optics Final Questions And
Answers
An advantage of optical fiber is the fact that it is the most cost effective means of transporting
information over long distances. True
The bandwidth and distance capability of optical fiber means that _____. - 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 _____.
Eye protection
Information on the safety of chemicals used in fiber optics are _____. In MSDS supplied
by the manufacturer.
Inspection microscopes can concentrate the light from a fiber into your eye causing serious
damage. True
, JATC Fiber Optics Final Questions And
Answers
Bright red visible light is produced by a VFL that is safe to look at directly at the end of the fiber.
False
A digital camera can see infrared light, so it can be used to determine if there is light present in a
fiber. True
Dangerous light from fiber optic cables is bright and easily visible. False
During fiber optic installations, the most common danger is caused by _____. 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. False
What are some potential hazards associated with the use of cleaning solvents that are sometimes
used when working with fiber optics? - Vapors
- Skin irritation
, JATC Fiber Optics Final Questions And
Answers
To ensure that you are using proper protective eyewear, look for the _____ mark on your glasses.
- ANSI Z87
Proper eyewear should include _____ for maximum protection from flying debris. - Side
shields
SM fiber has a _____ light-carrying core than multimode (MM) fiber. - Smaller
What is the core size of SM fiber? 9 microns
The wavelength of light used for most fiber-optic systems is in the _____ region and _____ to
the human eye. - Infrared
- Invisible
Multimode fiber has a larger core than single mode fiber measuring _____ microns in diameter.
- 50 or 62.5 microns in diameter
Answers
An advantage of optical fiber is the fact that it is the most cost effective means of transporting
information over long distances. True
The bandwidth and distance capability of optical fiber means that _____. - 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 _____.
Eye protection
Information on the safety of chemicals used in fiber optics are _____. In MSDS supplied
by the manufacturer.
Inspection microscopes can concentrate the light from a fiber into your eye causing serious
damage. True
, JATC Fiber Optics Final Questions And
Answers
Bright red visible light is produced by a VFL that is safe to look at directly at the end of the fiber.
False
A digital camera can see infrared light, so it can be used to determine if there is light present in a
fiber. True
Dangerous light from fiber optic cables is bright and easily visible. False
During fiber optic installations, the most common danger is caused by _____. 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. False
What are some potential hazards associated with the use of cleaning solvents that are sometimes
used when working with fiber optics? - Vapors
- Skin irritation
, JATC Fiber Optics Final Questions And
Answers
To ensure that you are using proper protective eyewear, look for the _____ mark on your glasses.
- ANSI Z87
Proper eyewear should include _____ for maximum protection from flying debris. - Side
shields
SM fiber has a _____ light-carrying core than multimode (MM) fiber. - Smaller
What is the core size of SM fiber? 9 microns
The wavelength of light used for most fiber-optic systems is in the _____ region and _____ to
the human eye. - Infrared
- Invisible
Multimode fiber has a larger core than single mode fiber measuring _____ microns in diameter.
- 50 or 62.5 microns in diameter
