BISM1201 Lecture Notes - Lecture 5: Requirements Analysis, Dialog Box, Net Present Value
30 Sep 2018
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Document Summary
Information systems development (isd: also known as system analysis and design, process of creating and maintaining information systems. Involves all five components of information systems: hardware, software, data, procedures, people (fucking hard) Identify features and functions: design, development, testing (hardware, software and networks, based on approved user requirements, implementation. Implement, test, and install new system: maintenance, fix errors, add new features, maintain the system. The phases/stages in the sdlc: 351 business - driven information systems, 29 essentials of systems analysis and design. Highly sequenced within an overall cycle - and designed for project management. Sometimes called a waterfall model of development - difficult to come back up the waterfall. Legal feasibility: measures how well a solution c an be implemented within existing legal and contractual obligations. Insert function operator (button: you get inset function dialog box (good indicator of all the functions you can use)
