Business System Analysis and Design Notes
*IS:arrangement of people,data,processes,information technology that interact to collect,process,provide as output the info needed to support the organization.
Types of IS: TPS,MIS,decision support system,communications and collaboration system,expert system, office automation system & executive info system
Types of Stakeholders:System owners (middle and executive managers, supervisors),System users (clinical& service workers,technical and professional workers; suppliers,customers,employees),System Builders (network admin,security admin,data base programmer,system programmer),System Designers (web archs,graphic artists,network architectures),External service provider (sales engineers, technology engineers, system consultants),Project manager,System analyst:is a problem solver,he/she studies business probs and opportunities,then transform them into info that will be used by technical specialists.
System analyst:specialist who studies problems and needs of an organization to determine how people,data,processes and info technology can best accomplish improvements for the business.
Skills by System Analyst:Working knowledge of information technology(The analyst must be aware of both existing and emerging information technologies),Computer programming, experience and expertise,General business knowledge,General problem-solving skills,Good interpersonal communication skills,Good interpersonal relations skills,Flexibility and adaptability,Character and ethics.
*Info sys architecture:provides a foundation for organizing various components of any info sys you care to develop.a unifying framework into which various stakeholders with different perspectives can organize and view the fundamental building blocks of information systems.
Views of knowledge
System owners view: Interested not in raw data but in information.(Business entities and business rules)
Types of IS: TPS,MIS,decision support system,communications and collaboration system,expert system, office automation system & executive info system
Types of Stakeholders:System owners (middle and executive managers, supervisors),System users (clinical& service workers,technical and professional workers; suppliers,customers,employees),System Builders (network admin,security admin,data base programmer,system programmer),System Designers (web archs,graphic artists,network architectures),External service provider (sales engineers, technology engineers, system consultants),Project manager,System analyst:is a problem solver,he/she studies business probs and opportunities,then transform them into info that will be used by technical specialists.
System analyst:specialist who studies problems and needs of an organization to determine how people,data,processes and info technology can best accomplish improvements for the business.
Skills by System Analyst:Working knowledge of information technology(The analyst must be aware of both existing and emerging information technologies),Computer programming, experience and expertise,General business knowledge,General problem-solving skills,Good interpersonal communication skills,Good interpersonal relations skills,Flexibility and adaptability,Character and ethics.
*Info sys architecture:provides a foundation for organizing various components of any info sys you care to develop.a unifying framework into which various stakeholders with different perspectives can organize and view the fundamental building blocks of information systems.
Views of knowledge
System owners view: Interested not in raw data but in information.(Business entities and business rules)