Med Terms Chapter 3

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Med Terms Chapter 3
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2012-02-13 01:53:16
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  1. 1. Which two benefits can be gained by locating network equipment in a telecommunications closet, rather than in a user area? (Choose two.)
    • **improved physical security
    • **centralized cable management
  2. Which three issues should be noted on the technician’s site survey report? (Choose three.)
    • **unlabeled cables
    • **poor physical security of network devices
    • **lack of UPS for critical devices
  3. Which two types of cable are used for initial router configuration? (Choose two.)
    • **rollover cable
    • **console cable
  4. In addition to the inventory sheet, what other information about the hosts and networking equipment should be documented by the on-site technician while performing the site survey?
    **any planned growth anticipated in the near future
  5. Refer to the exhibit. What type of device is used to connect two networks?
    **router
  6. It is said that the goal for availability of a communications system is “five-9s”. What is meant by this?
    **A network needs to be available 99.999% of the time
  7. What three things are included in a logical topology document? (Choose three.)
    • **the path that the data takes through a network
    • **the device names and Layer 3 addressing information
    • **the location of routing, network address translation, and firewall filtering
  8. Which device has the ability to break up broadcast and collision domains?
    **router
  9. Why is it important to review the results of an on-site survey report with the customer before beginning the network design?
    **to verify that the report accurately describes the current network and any plans for expansion
  10. A client requires a networking device that is capable of expansion to suit growing network demands. What type of device will suit this requirement?
    **a networking device with a modular physical configuration
  11. What does the use of redundant network components supply to a network?
    **reliability
  12. What is the benefit for a company to use an ISR router?
    **An ISR provides the functionality of a switch, router, and firewall in one device.
  13. 13. Which three items are typically found in an MDF? (Choose three.)
    • **switches and routers
    • **network equipment racks
    • **the point of presence
  14. What are two advantages of having ISP-managed services? (Choose two.)
    • **can guarantee up to 99.999% availability
    • **increases availability of help desk services
  15. A manufacturing company is in the process of a network upgrade. Which two statements are true about the phases of the upgrade process? (Choose two.)
    • **Phase 1 is used to determine network requirements.
    • **Phase 3 is based on an implementation schedule that allows extra time for unexpected events.
  16. When designing a network upgrade, which two tasks should the onsite technician perform? (Choose two.)
    • **investigate and document the physical layout of the premises
    • **perform a site survey to document the existing network structure
  17. What is the term for the location at the customer premise where the customer network physically connects to the Internet through a telecommunications service provider?
    **point of presence
  18. Refer to the exhibit. Which type of twisted pair cable is used between each device?
    **A=console, B=straight, C=straight, D=crossover, E=crossover
  19. In what two ways will entering into a managed service agreement with an ISP for a network upgrade affect the costs that are incurred by the customer? (Choose two.)
    • **Network upgrade and maintenance costs will become predictable.Staffing costs will increase because the customer will need to hire additional IT staff to complete the upgrade.
    • **The company will not need to spend a large amount of money to purchase the equipment upfront.
  20. Which type of cable has a solid copper core with several protective layers including PVC, braided wire shielding, and a plastic covering?
    **coaxial
  21. What must be added when a network expands beyond the coverage area of the current telecommunications room?
    **IDF

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