PRACTICE QUESTIONS AND ANSWERS 2026
◉ . 1. Outside plant cabling can be installed by ________.
A. Pulling in underground in conduit
B. Direct burial
C. Aerial suspension
D. All of the above Answer: D. All of the above
◉ 7. Underground cable generally includes a gel, powder or tape for
protection from _______.
A. Pulling friction
B. Lightning strikes
C. Moisture
D. Fiber abrasion Answer: C. Moisture
◉ 8. Armored cable is used in outside plant installations to ________.
A. Prevent rodent damage
B. Protect from dig-up damage
C. Increase pulling tension
D. Conduct lightning strikes Answer: A. Prevent rodent damage
,◉ 9. Concatenation or the joining of two cables in a long outside
plant
run is almost always done by ______.
A. Mechanical splicing
B. Fusion splicing
FRG-OSP Textbook Guide-Q.doc, 7/26/10, 8
C. Field installation of connectors
D. Splicing on pigtailled connectors Answer: B. Fusion splicing
◉ 10. Premise cables in LAN backbones often contain _______.
A. Only multimode fiber
B. Only singlemode fiber
C. Both multimode and singlemode fiber
D. Plastic optical fiber Answer: C. Both multimode and singlemode
fiber
◉ 11. Premises cables must be rated for ______ to meet codes.
A. Pull strength
B. Bend radius
C. Weight in cable trays
D. Fire retardance Answer: D. Fire retardance
,◉ 12. The protective gear every VDV installer must always wear is
_______.
A. Eye protection
B. Plastic apron
C. Gloves
D. Shoe covers Answer: A. Eye protection
◉ 13. Information on the safety of chemicals used in fiber optics are
________.
A. Available from National Institutes of Health
B. In MSDS sheets supplied by manufacturers
C. Required to be in every installerʼs tool kit
D. Rarely useful Answer: B. In MSDS sheets supplied by
manufacturers
◉ 14. Always keep ________ on connectors when not connected to
equipment or being tested.
A. Mating adapters
B. Strain relief boots
C. Sticky tape
D. Dust caps Answer: D. Dust caps
, ◉ True/False
1. Optical fibers can transmit either voice, data or video and either
analog or digital signals.
2. Singlemode fiber has a smaller core than multimode fiber.
Answer: 1. true
2. true
◉ 3. In an optical fiber, the light is transmitted through the
___________.
A. Core
B. Cladding
C. Buffer
D. Jacket Answer: A. Core
◉ 4. The diameter of an optical fiber is traditionally measured in
_____.
A. Meters
B. Millimeters
C. Microns (micrometers)
D. Nanometers Answer: C. Microns (micrometers)