UTA INSY 2303 Exam 3 Review (Unit 9) with verified solutions.

Critical path In a PERT chart, the sequence of tasks that takes the shortest time to complete. PERT (Program Evaluation and Review Technique) A technique used for analyzing the time needed to complete each project task. Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:04 / 0:15 Full screen Colocation center A data center that contains servers for more than one business. Data center A specialized facility designed to hold and protect computer systems and data. Data centers cannot be below sea level or in a floodplain. True Data centers cannot be in a location that is prone to hurricanes, tornadoes, or earthquakes. True Data centers cannot be near hazardous materials manufacturing, storage, or transport facilities. True Data centers cannot be in an area without world-class telecommunications infrastructure. True Data centers cannot be in large metropolitan areas where accidents and violence put people and equipment at risk. True Data centers can be near an airport flight path. False Data centers cannot be in locations where power is expensive or unreliable. True Application development tool Software, such as 4GLs, expert system shells, and component objects, that can be assembled into the application software for an information system. ERP (Enterprise resource planning) A suite of software modules that integrate major business activities such as sales, CRM, and SCM ; it is sometimes described as "the central nervous system of an enterprise". An ERP system can provide the following benefits to an enterprise: 1. Improved overall performance by standardizing business processes based on best practices. 2. Minimized technology overhead for managers and other workers who interact with a single, centralized, and integrated set of software modules. 3. Increased efficiency and productivity from streamlined workflows. 4. Improved access to information from a single database. 5. Enhanced customer satisfaction based on efficient sales and distribution. 6. Reduced costs and errors when transferring data between systems such as accounting and human resources. 7. Increased profitability from the ability to collect analytics for all aspects of business operations. 8. Reduced inventory costs resulting from better planning, forecasting, modeling, and tracking. Systems analysis and design A discipline that focuses on developing information systems. SDLC (System development life cycle) The scope of systems analysis and design encompasses the people, procedures, computers, communications networks, and software involved with handling information in an organization. The first phase of the SDLC where the goal of the activities is to create a project development plan is the _______ phase. Planning The second phase of the SDLC where the goal is to produce a list of requirements for a new or revised information system is the _______ phase. Analysis The third phase of the SDLC where he project team must figure out how the new system will fulfill the requirements specified in the system requirements report is the _______ phase. Design The fourth phase of the SDLC where the project team supervises the tasks necessary to construct the new information system is the _______ phase. Implementation The fifth and last phase of the SDLC where it involves the day-to-day operation of the system, making modifications to improve performance, and correcting problems is the _______ phase. Maintenance Feature creep An undesirable occurrence during information system development when users, customers, or designers attempt to add features after the final specifications have been approved.