2022 Latest INSTC_V7 DUMPS Q&As with Explanations Verified & Correct Answers
INSTC_V7 dumps Exam Material with 115 Questions
NEW QUESTION 38
What is the recommended thickness for plywood that will be mounted on the walls of a telecommunications room?
- A. 25 mm (1")
- B. 19 mm (3/4")
- C. 12.7 mm (1/2")
- D. 32 mm (1-1/4")
Answer: B
NEW QUESTION 39
You are pre-terminating cable. Where should the labels be placed?
- A. Both ends
- B. Far end
- C. Near end
Answer: A
NEW QUESTION 40
A purple backboard should be used to identify ________?
- A. Demarcation point
- B. Common equipment
- C. Network connections
- D. Horizontal cable
Answer: B
NEW QUESTION 41
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?
- A. Single stranded
- B. Loose tube
- C. Ribbon
- D. Tight buffered
Answer: D
NEW QUESTION 42
A grey backboard should be used to identify _____ backbone cable?
- A. First-level
- B. Second-level
- C. Intrabuilding
Answer: B
NEW QUESTION 43
Which of the following refers to a set of rules issued by a governmental body at the state level within the US?
- A. Regulations
- B. Best Practices
- C. Applications
- D. Guidelines
Answer: A
NEW QUESTION 44
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. ER
- D. TR
Answer: D
NEW QUESTION 45
What is the bend radius requirement for optical fiber cable when the cable is at rest?
- A. 10 times the cables outside diameter
- B. 15 times the cables outside diameter
- C. 20 times the cables outside diameter
Answer: A
NEW QUESTION 46
What type of connector is used with ribbon cable?
- A. MPO
- B. Array
- C. F Connector
- D. N Connector
Answer: B
NEW QUESTION 47
Which of the following fire ratings refers to the time period that a fire-rated assembly can resist flame passage?
- A. F rating
- B. L rating
- C. W rating
- D. T rating
Answer: A
NEW QUESTION 48
What is the characteristic impedance of Series-6 coaxial cable?
- A. 25 ohms
- B. 100 ohms
- C. 50 ohms
- D. 75 ohms
Answer: D
NEW QUESTION 49
What is the minimum recommended height that should be used when mounting a plywood back board in a telecommunication space?
- A. AFF 200 mm (8")
- B. AFF 300 mm (12") AFF
- C. AFF 150 mm (6")
- D. 100 mm (4")
Answer: A
NEW QUESTION 50
Which of the following results from the different optical path lengths in a multimode fiber?
- A. Chromatic dispersion
- B. Modal dispersion
- C. Attenuation
Answer: B
NEW QUESTION 51
What is the primary purpose of the telecommunications bonding infrastructure?
- A. Improve the performance of the installed telecommunications equipment
- B. Equalize potentials between metallic surfaces and equipment within entrance facilities
- C. Provide backup power to the telecommunications equipment when primary power to the equipment fails.
Answer: B
NEW QUESTION 52
How much sheath of the cable needs to be removed in order to properly terminate an 8P8C?
- A. 6.3mm (0.25")
- B. 38 mm (1.5")
- C. 25mm (1")
- D. 12.7mm (0.5")
Answer: D
NEW QUESTION 53
Which of the following steps should be performed first when an installer is pulling backbone cable from the bottom up?
- A. Move cable reels into place
- B. Label cables and reels
- C. Determine appropriate rope size
- D. Verify the proper cable run
Answer: D
NEW QUESTION 54
Which of the following fire ratings refers to the time period that the unexposed surface of a firestop assembly does not exceed 180 degrees C (325 degrees F) above its initial temperature?
- A. FH rating
- B. S rating
- C. E rating
- D. FT rating
Answer: D
NEW QUESTION 55
A category 8 cable is terminated into category 6A outlets with category 5e patch cords. What is the maximum supported performance level?
- A. Category 6A
- B. Category 8
- C. Category 5e
- D. Category 7
Answer: C
NEW QUESTION 56
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. Move the installation to another location
- D. Obtain written assistance from the manufacturer
Answer: D
NEW QUESTION 57
Which of the following terms is used to describe mechanical firestop systems?
- A. Ablative
- B. Elastomeric
- C. Intumescent
- D. Endothermic
Answer: B
NEW QUESTION 58
Which of the following steps should be performed first when an installer is pulling optical fiber cable?
- A. Label cables
- B. Ensure the cable has been tested and accepted
- C. Install and secure innerduct
- D. Attach pull rope
Answer: B
NEW QUESTION 59
A radio station transmits an omnidirectional signal that is received by multiple radios. What type of transmission method is used in this example?
- A. Simplex
- B. Half-duplex
- C. Full-duplex
Answer: A
NEW QUESTION 60
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