Article 770 and Chapter 8 of the National Electrical Code apply to fiber optic cables and communications systems. Chapter 8 covers communications systems and is not subject to the requirements of Chapters 1 through 7, except where they are referenced in Chapter 8.
Created by: Michael Johnston
1. A device that provides a means for connecting intersystem bonding conductors for communications systems to the grounding electrode system best describes a ______.
A. Grounding electrode
B. Bonding jumper
C. Intersystem bonding termination
D. Grounding electrode system
2. Unlisted nonconductive outside plant optical fiber cables shall be permitted to enter the building from the outside and shall be permitted to be installed in all but which of the following raceways?
A. Intermediate metal conduit
B. Rigid metal conduit
C. Electrical metallic tubing
D. Electrical nonmetallic tubing
3. All fiber optic cables installed in buildings are required to be listed.
4. Which of the following types of optical fiber cables are not permitted in vertical runs penetrating one or more floors and in vertical runs in a shaft?
5. The bonding conductor or grounding electrode conductor for a network-powered broadband communications system shall not be required to be larger than ______ copper.
A. 14 AWG
B. 12 AWG
C. 10 AWG
D. 6 AWG
6. If the intersystem bonding termination for a communications system is provided through a set of terminals securely mounted to the meter or service equipment enclosure, the terminals have to be ______ .
A. Approved as grounding and bonding equipment
B. Identified as grounding and bonding equipmen
C. Listed as grounding and bonding equipment
7. Which of the following materials is not permitted to be used as a bonding conductor or a grounding electrode conductor for a television receiving station?
D. Copper-clad aluminum
8. An overhead (aerial) span of network-powered broadband communications cable shall not be less than ______ feet above a residential driveway.
A. 9 1/2
B. 11 1/2
C. 15 1/2
9. Where practical, a separation of at least 1.8 m (6 ft.) shall be maintained between any network-powered broadband communications cable and lightning conductors.
10. The requirements of 725.144(A) and (B) apply to Class 2 and Class 3 circuits that transmit power and data to a powered device often using a Category 5 or Category 6 communications cable. The 8p8c connectors installed at each end
of such cables are typically rated
to not exceed how much current?
A. 1.5 amperes
B. 1.3 amperes
C. 5 amperes
D. 7.5 amperes