Premises Cabling Installation Flashcards
true or false
Riser cables are more easily installed by dropping cables down than pulling them up.
true
true or false
Power cables are a safety hazard because so many installations involve working in areas with many power cables.
true
true or false
The NEC does not refer to UTP or fiber cables because they are low voltage.
false
true or false
Electrical inspectors do not always inspect communications wiring.
true
true or false
Cable ties must not be so tight as to distort the jacket of the cable.
true
To maintain rated performance, twists in each pair must be maintained to within \_\_\_\_\_\_\_ of the termination. A. 1/2 inch B. 1 inch C. 25 mm D. 2.5 cm
A. 1/2 inch
UTP cable is designed to be pulled with no more than \_\_\_\_\_ pounds tension. A. 5 B. 15 C. 25 D. 50
C. 25
Supports for UTP cables should be __________.
A. Mounted on walls, not ceilings
B. Wide enough to support cables without distortion
C. Able to support deep bundles of cables
D. Made of plastic for safety
B. Wide enough to support cables without distortion
___________ should be used to bundle cables since _________.
A. Hook and loop cable ties, tight cable ties can affect cable performance
B. Cable ties tightened with guns, cables should not be allowed to move around
C. Cable ties, loose cables are a safety hazard
D. Rubber bands, they stretch
A. Hook and loop cable ties, tight cable ties can affect cable performance
Most \_\_\_\_\_\_\_\_\_ are designed to allow easy pulling. A. Cables B. Cable trays C. Cable boxes D. Ropes
C. Cable boxes
You can keep track of how much cable is left in a box if you ___________.
A. Record on the cable box the beginning distance marked on the cable
B. Read the distance off the cable
C. Weigh the box
D. You can’t
A. Record on the cable box the beginning distance marked on the cable
