2025 Best INSTC_V8 Exam Preparation Material with New Dumps Questions
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NEW QUESTION # 70
Electrical power (P) is measured in ___________?
- A. Watts
- B. henries
- C. Ohms
- D. Farads
Answer: A
NEW QUESTION # 71
Volts are measurement of _______?
- A. Electromagnetic radiation
- B. Light reflection
- C. Sound waves
- D. Electrical pressure
Answer: D
NEW QUESTION # 72
Which of the following is the first step of the emergency rescue process?
- A. Survey the scene
- B. Secure the area
- C. Notify someone
- D. Contact 911
Answer: A
NEW QUESTION # 73
Which of the following components is used to bond the electrical system's grounding electrode system to the PBB?
- A. BBC
- B. RBB
- C. TBC
- D. TBB
Answer: C
NEW QUESTION # 74
What type of coaxial cable is used for video backbone distribution?
- A. RG 59
- B. RG 58
- C. Series 11
- D. Series 6
Answer: C
NEW QUESTION # 75
A category 8 cable is terminated into category 6A outlets with category 5e patch cords. What is the maximum supported performance level?
- A. Category 8
- B. Category 7
- C. Category 5e
- D. Category 6A
Answer: C
NEW QUESTION # 76
Which of the following is permissible if the available firestop assembly is NOT capable of properly restoring the necessary fire rating?
- A. Substitute products from another assembly
- B. Add more of the product to increase the rating
- C. Obtain written assistance from the manufacturer
- D. Move the installation to another location
Answer: C
NEW QUESTION # 77
Which of the following refers to a set of rules issued by a governmental body at the state level within the US?
- A. Applications
- B. Best Practices
- C. Guidelines
- D. Regulations
Answer: D
NEW QUESTION # 78
What is the minimum inside bend radius for balanced twisted pair (4 pair) cable?
- A. 25 mm (1")
- B. 15 times the outside cable diameter
- C. 50 mm (2")
- D. 4 times the outside cable diameter
Answer: D
NEW QUESTION # 79
When pulling backbone cable in a vertical shaft, which of the following safety measures is MOST important to prevent cable stress and potential damage?
- A. Securing cables at intermediate support points to reduce tension buildup
- B. Pulling from the top floor downward to reduce friction
- C. Using guide pulleys every 2 m (6 ft) of the pathway
- D. Ensuring the fill ratio is below 70%
Answer: A
NEW QUESTION # 80
How many cycles are in 10Hz?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 81
A third 90-degree bend may be permitted in a conduit run if one of the bends is located within ____ of the cable feed end?
- A. 450 mm (18")
- B. 483mm (19")
- C. 300 mm (12")
- D. 375 mm (15")
Answer: C
NEW QUESTION # 82
Which of the following testing parameters is REQUIRED for Category 6A balanced twisted-pair cabling to verify compliance with TIA standards during certification testing?
- A. NEXT, PSNEXT, Return Loss, Insertion Loss, PSANEXT, and PSAACR-F
- B. Return Loss, Resistance, Capacitance, and Impedance
- C. Temperature, Humidity, and Crosstalk Deratings
- D. Wire Map and DC Resistance only
Answer: A
NEW QUESTION # 83
The horizontal distance from the base of the ladder to the supporting wall should be ____ percent the working length of the ladder.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 84
Which of the following steps should be performed first when terminating a coaxial cable?
- A. Cut the cable
- B. Verify connector type
- C. Fold back the braiding
- D. Strip the cable
Answer: B
NEW QUESTION # 85
Which of the following items may be used as a substitute device for a pulling eye?
- A. Fan-out kit
- B. Wire mesh grip
- C. D rings
- D. Innerduct
Answer: B
NEW QUESTION # 86
Which of the following indicates a critical reason to avoid over-cinching cable bundles with tie-wraps?
- A. It can increase the length of the cable runs by 15-20%
- B. It may cause increased EMI within each twisted pair
- C. It can deform the cable jacket and alter pair geometry, leading to degraded performance
- D. It may leave excessive slack in the horizontal runs
Answer: C
NEW QUESTION # 87
What is the most appropriate administration class for an infrastructure with multiple telecommunications spaces within one building?
- A. Class 3
- B. Class 1
- C. Class 2
- D. Class 4
Answer: C
NEW QUESTION # 88
Which of the following must be measured before the length of a coaxial cable can be calculated?
- A. Insertion loss
- B. Delay skew
- C. Propagation delay
- D. DC loop resistance
Answer: D
NEW QUESTION # 89
Which of the following fire-ratings provides information about smoke leakage?
- A. E rating
- B. I rating
- C. L rating
- D. W rating
Answer: C
NEW QUESTION # 90
When installing optical fiber cable in a cable tray with a 15 cm (6 in) inside depth, which of the following support practices is MOST appropriate to adhere to bend radius requirements?
- A. Place cables loosely along the tray without ties.
- B. Use Velcro straps and secure them at 2 m (6 ft) intervals.
- C. Tie-wrap the cables tightly at every 30 cm (12 in).
- D. Maintain at least twice the manufacturer's recommended bend radius by using fittings or supports at each transition point.
Answer: D
NEW QUESTION # 91
What is the minimum inside bend radius for balanced twisted pair (multi-pair) cable?
- A. 25 mm (1")
- B. 10 times the outside cable diameter
- C. 50 mm (2")
- D. 6 times the outside cable diameter
Answer: B
NEW QUESTION # 92
The minimum recommended separation distance between twisted-pair communications cabling and electrical power cabling in open air (when power runs in parallel) per BICSI/TIA guidelines is typically ______.
- A. 150 mm (6 in)
- B. 50 mm (2 in)
- C. 610 mm (24 in)
- D. 300 mm (12 in)
Answer: D
NEW QUESTION # 93
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