System Development Cycle Flashcards
Industries analyzes designs develops in cells evaluation maintains a company’s information system
System analyst
Process of defining designing testing and implementing a software application
System development
System development methods
Predictive approach, is a processes models, process centered techniques
The initial stage and fundamental process of understanding why information system should be built and how
Systems planning
Define what the information system requires
System analysis
Type of flowchart that illustrates flow of documents and information between areas of responsibility within an organization
Document flowchart
Type of flowchart that depicts relationship between IPO
System flowchart
Type of flowchart that describes specific logic to perform a process shown on a system flowchart
Program flowchart
Statements that describe what the system should do or possess to meet needs of users
System requirements
System requirements that define attributes and qualities that describe how a system should perform
Nonfunctional requirements
Part of the life cycle that builds a system that is effective, reliable and maintainable
Systems design
Repetitive sequence of analysis, design, modeling and testing
Prototyping
Common technique that can be used to design anything anywhere
Prototyping
Prototyping method that is full featured, working model of an information system
System prototyping
Prototyping method that employs technical mechanisms for reducing risk in a project
Design or throwaway prototyping
Prototyping tool that uses powerful software to help system analysts to develop and maintain information systems
CASE tools
Prototyping tool that supports rapid development of computer programs; also known as code generator
Application generators
Prototyping tool that uses a computer program whose purpose is to take data from a source and use it to produce a document
Report generators
Prototyping tool that helps design a custom interface and handle data entry and format procedures
Screen generators
How users interact with a computer system
User interface
Uses visual objects and techniques that allow users to communicate effectively with the system
Graphical interface
User satisfaction, support for business functions and system effectiveness
Usability
Users sends commands to system
Process control systems
Users communicate with information system
User centered system
Part of the life cycle that begins once client has tested and approved the system
Systems implementation
Part of the life cycle that is continuous opearation
Systems maintenance
