INSTC_V7 Free Practice Test

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

Electrical power (P) is measured in _____?

1. A. Ohms
2. B. Farads
3. C. henries
4. D. Watts

Correct Answer: D

The information transmitted by an ICT system can originate in two fundamental forms:

1. A. Synchronous and asynchronous
2. B. Light and sound
3. C. Progressive and regressive
4. D. Analog and digital

Correct Answer: D

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?

1. A. Single stranded
2. B. Loose tube
3. C. Tight buffered
4. D. Ribbon

Correct Answer: C

What is the primary purpose of firestopping?

1. A. Increase a facilities ability to detect fires
2. B. Reestablish the barrier's fire rating
3. C. Restore the barrier's original load-bearing capacity
4. D. Suppress fires before they can spread

Correct Answer: B