Which of the following markings indicates that the cable is designed for use in a plenum space?

1. A. CMR
2. B. CMUC
3. C. CMP
4. D. CMX

Correct Answer: C

Which of the following is used to establish a 0 volt (V) reference for ac electrical power systems?

1. A. Alternating current (AC) grounding electrode system
2. B. Telecommunication bonding infrastructure
3. C. Equipment grounding system

Correct Answer: A

A purple backboard should be used to identify ______?

1. A. Common equipment
2. B. Demarcation point
3. C. Network connections
4. D. Horizontal cable

Correct Answer: A

What is the maximum pull force for four-strand optical fiber?

1. A. 222N (50 lbf)
2. B. 330 N (75lbf)
3. C. 880 N (200 lbf)

Correct Answer: A

Which of the following is the bonding connection point for telecommunications systems and equipment in the area by a telecommunication space?

1. A. SBB
2. B. RBB
3. C. BBC
4. D. TEBC

Correct Answer: A