INSTC_V7 무료 덤프문제 온라인 액세스

Which of the following types of construction protects the optical fiber by supporting each strand of glass with a buffer coating extruded over the base optical fiber's 250 um acrylate coating?

• A.Single stranded
• B.Ribbon
• C.Tight buffered
• D.Loose tube

Which of the following describes a nonmechanical firestop system that forms a hard char when exposed to flame?

• A.Elastomeric
• B.Ablative
• C.Endothermic
• D.Intumescent

What is the minimum recommended height that should be used when mounting a plywood back board in a telecommunication space?

• A.100 mm (4")
• B.AFF 200 mm (8")
• C.AFF 150 mm (6")
• D.AFF 300 mm (12") AFF

Which of the following steps should be performed first when an installer is pulling optical fiber cable?

• A.Label cables
• B.Attach pull rope
• C.Ensure the cable has been tested and accepted
• D.Install and secure innerduct

Which of the following is a floor serving space that serves as a point of termination for horizontal and backbone cables?

• A.Work area
• B.ER
• C.TR
• D.EF