Final Mis

Chapter 10

-Systems development, or systems analysis and design, as it is sometimes called, is

the process of creating and maintaining information systems.

-Developing an information system involves all five components: hardware, software, data, proce-

dures, and people.

- Tasks like building computer networks and writing computer programs require technical skills; developing the other components requires nontechnical, human relations skills. Creating data models requires the ability to interview users and understand their view of the business activities. Designing procedures, especially those involving group action, requires business knowledge and an understanding of group dynamics. Developing job descriptions, staffing, and training all require human resource and related expertise.

-Components of systems development: Human relation skills, business knowledge, understanding group dynamics

-A famous adage known as Brooks’Law points out a related problem: Adding more people to a late project makes the project later.1 B

- systems development life cycle (SDLC) is the traditional process used to develop information systems.

1. System definition

2. Requirements analysis

3. Component design

. Implementation

5. Maintenance

-Feasibility has four dimensions: cost, schedule, technical, and organizational.

-Typical personnel on a development team are a manager (or managers for larger projects), business analysts, system analysts, programmers, software testers, and users.

-The important point is for users to have active involvement and to take ownership of the project throughout the entire development process.

-Determining the system’s requirements is the most important phase in the systems development process.

-Examples of requirements are the contents and the format of Web pages and the functions of buttons on those pages, or the structure and content of a report, or the fields and menu choices in a data entry form. Requirements include not only what...