MIS 589 Discussion Questions Week 1 to 4

MIS 589 Week 1 Discussion Question 1: Adopting New Communication Technologies (graded)

Accurate Accounting: Diego Lopez is the managing partner of Accurate Accounting, a small accounting firm that operates a dozen offices in California. Accurate Accounting provides audit and consulting services to a growing number of small­ and ……. staff typically spend many days on­site with clients during their consulting and audit projects but has increasingly been using e­mail and instant messaging (IM) to work with clients. Now, many firms are pushing Accurate Accounting to adopt videoconferencing. Diego is concerned about what videoconferencing software and hardware to install.

Although Accurate Accounting’s e­mail system enables it to exchange e­mail with any clients, using IM has proved difficult because Accurate Accounting has had to use one IM software package with some companies and different IM software …….. manage as IM. “Why can’t IM work as simple as e­mail?” he asks. “Will my new videoconferencing software and hardware work as simply as e­mail, or will it be IM all over again?”

MIS 589 Week 1 Discussion Question 2: Networks and Protocols (graded)

MIS 589 Discussion Questions Week 1 to 4

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Atlas advertising: Atlas advertising is a regional advertising agency with offices in Boston, New York, Providence, Washington D.C., and Philadelphia.

1. Describe what types of networks you think they would have (e.g., LANs, BNs, WANs) and where they are likely to be located?
2. What types of standard protocols and technologies do you think they are using at each layer (e.g., please see textbook Figure 1­5)?

MIS 589 Week 2 Discussion Question 1: Communication Media Mini­case (graded)

Eureka! is a telephone­ and Internet­based concierge service that specializes in obtaining things that are hard to find (e.g., Super Bowl tickets, first­edition books from the 1500s, Fabergé eggs). It currently employees 60 staff members who work 24 hours per day (over three shifts). Staff members answer phone calls and respond to requests entered on the Eureka! website. Currently, each staff member has a desktop PC with two monitors and a twisted pair connection (Cat5e) that offers speeds up to 100 Mbps. Some employees made a suggestion to the CEO of Eureka! to upgrade their connection to a fiber­optic cable that can provide speeds up to 1 Gbps. What do you think about this idea?

MIS 589 Week 2 Discussion Question 2: Data Link Layer Mini­case (graded)

Smith, Smith, Smith, Smith is a regional accounting firm that is putting up a new headquarter building. The building will have a backbone network that connects eight LANs (two on each floor). The company is very concerned with network errors. What advice would you give regarding the design of the building and the network cable planning that would help reduce network traffic?

MIS 589 Discussion Questions Week 1 to 4

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MIS 589 Week 3 Discussion Question 1: Network and Transport Layer (graded)

The Internet is a network of networks. Explain the role of the network layer and Internet protocol (IP) in order to make internetworking possible.

MIS 589 Week 3 Discussion Question 2: Network Design – Mini­case (graded)

Computer dynamics is a microcomputer software development company that has a 300­computer network. The company is located in three adjacent five­ story buildings in an office park with about 100 computers in each building. The LANs in each building are similar, but one building has the data center in the second floor. There are no other office locations. Please refer to the network architecture components in Figure 6­1 of the textbook, and identify the key network architecture components in the design of the enterprise network. Refer to Chapter 6 and discuss how you would go about designing the physical network. You may assume that the campus does not need WAN connectivity.

MIS 589 Week 4 Discussion Question 1: LANs (graded)

Sally’s Shoes (mini case): Sally Smith runs a shoe store in the mall that is about 30 feet by 50 feet in size, including a small office and a storage area in the rear. The store has one inventory computer in the storage area and one computer in the office. She is replacing the tow cash registers with computers that will act as cash registers but will also be able to communicate with the inventory computer. Sally wants to network the computers with a LAN. What sort of LAN design would you recommend? What would be your suggestions to improve the performance of this LAN?

MIS 589 Week 4 Discussion Question 2: VLAN Backbones (graded)

Discuss the advantages and disadvantages of VLANs? How can a VLAN architecture improve LAN performances?

MIS 589 Discussion Questions Week 1 to 4

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