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NEW QUESTION 66
Unqualified workers must stay AT LEAST ____ from exposed energized conductors operating at 300 to
50,000 V.
- A. 0.3 m (1')
- B. 3 m (10')
- C. 15 m (50")
- D. 30 m (100')
Answer: B
NEW QUESTION 67
Which of the following is a floor serving space that serves as a point of termination for horizontal and backbone cables?
- A. Work area
- B. EF
- C. TR
- D. ER
Answer: C
NEW QUESTION 68
Which of the following tools is a low-cost cable verifier that can be used to test for opens, shorts, crossed pairs, and miswires in 4- pair cables?
- A. Qualification tester
- B. Telephone test set
- C. TDR
- D. Wire map tester
Answer: D
NEW QUESTION 69
What is the primary purpose of an electrical grounding system?
- A. Ensure a minimal level of acceptable performance for a building's telecommunications infrastructure
- B. Protect and provide organization for cables, splices and connectors
- C. Enhance personnel safety and reduce the likelihood of a fire hazard
- D. Prevent unauthorized access to the buildings electrical protection system
Answer: C
NEW QUESTION 70
Which of the following describes a nonmechanical firestop system that forms a hard char when exposed to flame?
- A. Elastomeric
- B. Ablative
- C. Intumescent
- D. Endothermic
Answer: B
NEW QUESTION 71
If you are working on a catwalk, you are required to wear _____?
- A. Nothing, your fine on the catwalk
- B. Safety belt
- C. Full body harness and two lanyards
Answer: C
NEW QUESTION 72
Which of the following tend to cause sheath damage during cable pulling?
- A. RMC/IMC
- B. EMT/ENT
- C. FMC/FMT
Answer: C
NEW QUESTION 73
What is the maximum allowable horizontal cable length?
- A. 90 m (295')
- B. 50 m (164')
- C. 10 m (33 ')
- D. 30 m (100')
Answer: A
NEW QUESTION 74
Which of the following components is used to bond the electrical system's grounding electrode system to the PBB?
- A. RBB
- B. BBC
- C. TBC
- D. TBB
Answer: C
NEW QUESTION 75
Which type of tester includes a set of modular plugs?
- A. Cable-end locator kit
- B. Multimeter
- C. Tone generator
- D. Inductive amplifier
Answer: A
NEW QUESTION 76
Which of the following is used to measure the length of a 4-pair cable?
- A. Tone generator
- B. Cable-end locator kit
- C. Time domain reflectometer (TDR)
- D. Pair scanner
Answer: C
NEW QUESTION 77
Which of the following may provide a demarcation point between the service provider and the customer premises cabling?
- A. Telecommunications enclosure
- B. Telecommunications room
- C. Work area
- D. Entrance facility
Answer: D
NEW QUESTION 78
Which of the following is a floor serving space that serves as a point of termination for horizontal and backbone cables?
- A. TE
- B. EF
- C. TR
- D. ER
Answer: C
NEW QUESTION 79
Which of the following must be measured before the length of a coaxial cable can be calculated?
- A. Propagation delay
- B. Insertion loss
- C. DC loop resistance
- D. Delay skew
Answer: C
NEW QUESTION 80
The information transmitted by an ICT system can originate in two fundamental forms:
- A. Analog and digital
- B. Light and sound
- C. Synchronous and asynchronous
- D. Progressive and regressive
Answer: A
NEW QUESTION 81
Which of the following steps should be performed first when an installer is pulling optical fiber cable?
- A. Label cables
- B. Attach pull rope
- C. Install and secure innerduct
- D. Ensure the cable has been tested and accepted
Answer: D
NEW QUESTION 82
Which of the following is used to establish a 0 volt (V) reference for ac electrical power systems?
- A. Alternating current (AC) grounding electrode system
- B. Telecommunication bonding infrastructure
- C. Equipment grounding system
Answer: A
NEW QUESTION 83
Which of the following is used to equalize potential differences between the SBB on the same floor?
- A. BBC
- B. RBB
- C. TEBC
- D. TBB
Answer: A
NEW QUESTION 84
How much sheath of the cable needs to be removed in order to properly terminate an 8P8C?
- A. 12.7mm (0.5")
- B. 6.3mm (0.25")
- C. 38 mm (1.5")
- D. 25mm (1")
Answer: A
NEW QUESTION 85
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