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INSTC_V7 Actual Questions - Instant Download 115 Questions
NEW QUESTION 22
Which phase of testing includes documenting the test results?
- A. Phase 3
- B. Phase 1
- C. Phase 2
Answer: A
NEW QUESTION 23
During the troubleshooting phase, what is the first step?
- A. Verify
- B. Isolate
- C. Test
- D. Repair
Answer: A
NEW QUESTION 24
If you are working on a catwalk, you are required to wear _____?
- A. Safety belt
- B. Nothing, your fine on the catwalk
- C. Full body harness and two lanyards
Answer: C
NEW QUESTION 25
Which of the following terms describes the unwanted signal coupling from a disturbing pair of a 4-pair cable channel to a disturbed pair of another 4-pair channel?
- A. AXT - alien crosstalk
- B. NEXT - Near end crosstalk
- C. ACRF - attenuation to crosstalk ratio far end
Answer: A
NEW QUESTION 26
Which of the following terms is used to describe mechanical firestop systems?
- A. Intumescent
- B. Endothermic
- C. Elastomeric
- D. Ablative
Answer: C
NEW QUESTION 27
You are pre-terminating cable. Where should the labels be placed?
- A. Near end
- B. Far end
- C. Both ends
Answer: C
NEW QUESTION 28
Which type of cabling is installed between a main cross connect and a horizontal cross connect?
- A. Horizontal
- B. Second-level backbone
- C. First-level backbone
Answer: C
NEW QUESTION 29
Which pair of a 100-ohm balanced twisted pair patch cable has a white-brown tip and a brown-white ring?
- A. Pair 3
- B. Pair 4
- C. Pair 2
- D. Pair 1
Answer: B
NEW QUESTION 30
What is the required physical topology for a SCS?
- A. Bus
- B. Ring
- C. Tree
- D. Star
Answer: D
NEW QUESTION 31
If the situation requires, a conduit should be terminated _______ the plywood backboard?
- A. Below
- B. Through
- C. Above
Answer: B
NEW QUESTION 32
What is the maximum allowable horizontal cable length?
- A. 50 m (164')
- B. 10 m (33 ')
- C. 30 m (100')
- D. 90 m (295')
Answer: D
NEW QUESTION 33
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. 375 mm (15")
- B. 450 mm (18")
- C. 483mm (19")
- D. 300 mm (12")
Answer: D
NEW QUESTION 34
What is the characteristic impedance of Series-6 coaxial cable?
- A. 100 ohms
- B. 25 ohms
- C. 75 ohms
- D. 50 ohms
Answer: C
NEW QUESTION 35
Which is a keyed, contact, moderate loss connector in present use today that is pull & wiggle-proof?
- A. SMA 906
- B. Opti-Jack
- C. Subscriber Connector (SC)
- D. Straight Tip (ST)
Answer: D
NEW QUESTION 36
Which of the following describes a nonmechanical firestop system that forms a hard char when exposed to flame?
- A. Intumescent
- B. Endothermic
- C. Elastomeric
- D. Ablative
Answer: D
NEW QUESTION 37
Which type of optical fiber cable should be color coded with a RED outer cable sheath?
- A. MM optical fiber with 50 um core diameter (laser-optimized)
- B. MM optical fiber with 50 um core diameter
- C. Dispersion-shifted SM optical fiber
- D. Polarization maintain SM optical fiber
Answer: C
NEW QUESTION 38
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