Chapter 5 Questions

Question 1

What is a NI?

Answer 1

NI= Network Interface which is the physical and electrical boundary between the inside wiring and the telecommunications network. (Pg. 58)

Question 2

What must you provide for outside circuits?

Answer 2

All such circuits that run out of doors (even if only partially) must be provided with circuit protectors (surge or voltage suppressors). (Pg. 60)

Question 3

From what material must ground conductors be made?

Answer 3

Ground conductors for communications circuits must be copper or some other corrosion-resistant material. (Pg. 61)

Question 4

What copper wire gauge is the minimum used for telephone wires?

Answer 4

Ground conductors may be no smaller than No. 14 (pg. 61)

Question 5

What should one be careful of when drilling into a wall, floor, or ceiling?

Answer 5

If drilling through walls, floors, or ceilings, be careful to avoid contacts with concealed hazards, such as electric wiring, gas pipes, steam or hot water pipes, and so on. (#19 pg. 67)