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Exam (elaborations)

MIS 589 Week 8 : Final Exam(latest update 2020)

MIS 589 Week 8 : Final Exam - Final Exam Question 1. 1. (TCO A) A backbone network is (Points : 10) a group of personal computers or terminals located in the same general area and connected by a common cable (communication circuit) so they can exchange information. a high-speed central network that connects other networks in a distance spanning up to several miles. a network spanning a geographical area that usually encompasses a city or county area (3 to 30 miles). a network spanning a large geographical area (up to thousands of miles). a network spanning exactly 200 miles with common carrier circuits. Question 2. 2. (TCO B) With a client-based network, one fundamental problem is that (Points : 10) the clients each must store all the data. the server does not have any data storage capability. the host or server must perform presentation logic, application logic, and data access logic at the same time. the clients must perform the data storage logic. all data on the server must travel to the client for processing. Question 3. 3. (TCO B) What technique is used by most videoconferencing applications to reduce the amount of data being transmitted? (Points : 10) Hashing Encryption Authentication Identification Compression Question 4. 4. (TCO C) Which of the following would be considered a type of wireless media? (Points : 10) Unshielded twisted pair Shielded twisted pair Coaxial cable Microwave Fiber optics Question 5. 5. (TCO D) The network architecture component that contains the organization’s servers is called the (Points : 10) LAN. building backbone. data center. enterprise edge. WAN. Question 6. 6. (TCO D) A is used by ISPs to authenticate its customers. (Points : 10) password server file server WAP server web server remote-access server Question 7. 7. (TCO E) Threat of intrusion comes from (Points : 10) the government. crackers. outside of the organization. both inside and outside of the organization. inside of the organization. Question 8. 8. (TCO F) Which of the following is false about staff costs for a network? (Points : 10) The most expensive part of the network today is the staff who design, operate, and maintain it. The emphasis is on network designs that reduce staff time needed to operate them. Network staff are often required to learn to operate a variety of devices. Network staff are often required to maintain a variety of devices. When a variety of devices are used in a network, it takes less time to perform network management activities. Question 9. 9. (TCO F) Two fundamentally different types of data are (Points : 10) DSL and ADSL. asymmetric and symmetric. Microsoft and IBM. digital and analog. local area and wide area. Question 10. 10. (TCO G) refers to managing and documenting the network’s hardware and software configuration. (Points : 10) Visioning Troubleshooting Firefighting Configuration management Implementation Question 11. 11. (TCO A) Describe the seven layers in the OSI network model and what they do. (Points : 25) Question 12. 12. (TCO B) Which is less expensive: host-based networks or client-server networks? Explain. (Points : 25) • Question 13. 13. (TCO C) Which is better, controlled access or contention? Explain. (Points : 25) Question 14. 14. (TCO D) What is an RFP, and why do companies use them? (Points : 25) Question 15. 15. (TCO F) Explain how routed backbones work. (Points : 25) Question 16. 16. (TCO G) What do network management software systems do, and why are they important? (Points : 25)

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