Mis581 Essay

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- Week 1 Assignments MIS589- Networking Concepts and Applications Chapter 1: Questions 7, 14 & 17 Question 7: How do local area networks (LANs) differ from metropolitan area networks (MANs), wide area networks (WANs), and backbone networks (BNs)? Question 14: Explain how a message is transmitted from one computer to another using layers. Question 17: Describe two important data communications standards-making bodies. How do they differ? Chapter 2: Mini Case 1: Deal-R-Us Brokers (Part 1) I. Deals-R-Us Brokers (Part 1) Fred Jones, a distant relative of yours and president of Deals-R-Us Brokers (DRUB), has come to you for advice. DRUB is a small brokerage house that enables its clients to buy and sell stocks over the Internet, as well as place traditional orders by phone or fax. DRUB has just decided to offer a set of stock analysis tools that will help its clients more easily pick winning stocks, or so Fred tells you. Fred’s information systems department has presented him with two alternatives for developing the new tools. The first alternative will have a special tool developed in C++ that clients will download onto their computers to run. The tool will communicate with the DRUB server to select data to analyze. The second alternative will have the C++ program running on the server, the client will use his or her browser to interact with the server. * a. Classify the two alternatives in terms of what type of application architecture they use. * b. Outline the pros and cons of the two alternatives and make a recommendation to Fred about which is

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