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ITN 101 INFRASTRUCTURE AND DOCUMENTATION: TEST QUESTIONS WITH CORRECT ANSWERS, Exams of Computer Networks

ITN 101 INFRASTRUCTURE AND DOCUMENTATION: TEST QUESTIONS WITH CORRECT ANSWERS

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2024/2025

Available from 06/08/2025

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ITN 101 INFRASTRUCTURE AND DOCUMENTATION: TEST
QUESTIONS WITH CORRECT ANSWERS
1) Entrance facility definition -- Answer ✔✔ The location where an incoming network
service enters a building and connects with the building's backbone cabling
2) The Entrance Facility has the necessary components to make what transition? --
Answer ✔✔ WAN or MAN managed by the ISP to the LAN or CAN managed by
the customer
3) Where do telecommunication service providers accept responsibility for the
external connection? -- Answer ✔✔ Entrance Facility
4) What do entrance facilities contain? -- Answer ✔✔ service provider's equipment,
such as cabling and protective boxes
5) What is the most important device that belongs to the service provider in the
Entrance Facility -- Answer ✔✔ Demarc
6) Demarc Definition -- Answer ✔✔ A device that marks where an ISP's network ends
and the organization's network begins.
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ITN 101 INFRASTRUCTURE AND DOCUMENTATION: TEST

QUESTIONS WITH CORRECT ANSWERS

  1. Entrance facility definition -- Answer ✔✔ The location where an incoming network service enters a building and connects with the building's backbone cabling
  2. The Entrance Facility has the necessary components to make what transition? -- Answer ✔✔ WAN or MAN managed by the ISP to the LAN or CAN managed by the customer
  3. Where do telecommunication service providers accept responsibility for the external connection? -- Answer ✔✔ Entrance Facility
  4. What do entrance facilities contain? -- Answer ✔✔ service provider's equipment, such as cabling and protective boxes
  5. What is the most important device that belongs to the service provider in the Entrance Facility -- Answer ✔✔ Demarc
  6. Demarc Definition -- Answer ✔✔ A device that marks where an ISP's network ends and the organization's network begins.
  1. Main Distribution Frame (MDF) Definition -- Answer ✔✔ The centralized point of interconnection between an organiztion's LAN or Wan and a service provider's network
  2. Data Room Definition -- Answer ✔✔ An enclosed space that holds network equipment
  3. What are other terms for Data Rooms? -- Answer ✔✔ Telecommunications Room (TR), Telecommunications Enclosure (TE), Data Closet.
  4. What is the biggest Data Room? -- Answer ✔✔ Telecommunications Room (TR)
  5. What are the smaller Data Rooms called? -- Answer ✔✔ Telecommunications Enclosure (TE), Data Closet.
  6. What is a Rack? -- Answer ✔✔ Shelves in the data room that hold servers, routers, switches, and firewalls.
  7. What is a Patch Panel/Patch Bay? -- Answer ✔✔ A rack mounted panel where cables converge in one location
  8. What is VoIP Telephone Equipment? -- Answer ✔✔ The use of any network to carry voice signals using TCP/IP protocols
  1. How many Intermediate Distribution Frame (IDF) can there be on a campus? -- Answer ✔✔ Many as long as it connects back to the Main Distribution Frame
  2. What does the Work Area contain? -- Answer ✔✔ workstations, printers, and other networked devices, and all the patch cables, wall jacks, and horizontal cabling
  3. What is the ANSI/TIA standard for a wall jack to have? -- Answer ✔✔ at least one voice and one data outlet
  4. How is Rack Height measured? -- Answer ✔✔ Uses Rack Units (RU) with the standard being 42U (about 6ft)
  5. What is the standard Rack Width? -- Answer ✔✔ 19 inches
  6. What are the 3 types of cabling? -- Answer ✔✔ Patch, Horizontal, Backbone
  7. What is a Patch Cable? -- Answer ✔✔ Short length of cabling (between 3 to 25 feet) with connectors at both ends
  8. What is Horizontal Cabling? -- Answer ✔✔ Connects workstations to closet data room and to switches housed in the room. The maximum distance of cable is 100 meters (90 from network device to data room while 10 to connect the wall jack)
  9. What is Backbone Cabling? -- Answer ✔✔ Provide interconnection between the Entrance Facility (EF) and the Main Distribution Facility (MDF). A component of the

backbone is vertical cross connect, which runs between a building's floors. Backbone usually consist of fiber-optic cable.

  1. What is Unshielded Twisted Pair (UTP) cables? -- Answer ✔✔ A type of copper- based cable that consists of one or more insulated twisted-pair wires encased in a plastic sheath
  2. What is Shielded Twisted Pair (STP) cabling? -- Answer ✔✔ A type of copper-based cable containing twisted-pair wires with metallic shielding such as foil around each wire pair
  3. What is a Fiber-Optic Cable? -- Answer ✔✔ A form of cable that contains one or several glass or plastic fibers in its core. Data is sent with a laser or LED
  4. What is Termination (Cable Management)? -- Answer ✔✔ The connection of the wire to a device, which allows for connecting the cable to other devices
  5. What is Crosstalk? -- Answer ✔✔ An interference type caused by signals traveling to nearby wires
  6. What is Bend Radius (Cable Management)? -- Answer ✔✔ A cable's prescribed bend without impairing data transmission
  7. What is Continuity (Cable Management)? -- Answer ✔✔ Verifying that each segment of cabling installed transmits data