DsmbISP Chapter 3 - (Version 4.1)
1. A network technician is assigned to perform a site visit to a customer location to determine the requirements for a network upgrade. In addition to the currently installed equipment inventory, what other information about the hosts and networking devices should the technician obtain from the customer?
*any planned growth anticipated in the near future
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. 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
4. 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
5. What must be added when a network expands beyond the coverage area of the current telecommunications room?
*IDF
6. Which three items are typically found in an MDF? (Choose three.)
user workstations
*switches and routers
*the point of presence
7. Which device has the ability to break up broadcast and collision domains?
*router
8. 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
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. 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
11. What does the use of redundant network components supply to a network?
*reliability
12. Which type of cable has a solid copper core with several protective layers including PVC, braided wire shielding, and a plastic covering?
*coaxial
13. 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
14. 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.
*The company will not need to spend a large amount of money to purchase the equipment upfront.
15. 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.
16. 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.
17. A client requires a networking device that is capable of expansion to accomodate growing network demands. What characteristic must this device have to meet this requirement?
*modular physical configuration
18. Refer to the exhibit. To allow IP communication between the two networks, what type of device is required?
*router
19. What are two advantages of having ISP-managed services? (Choose two.)
*predictable billing
*increase availability of help desk services
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