Requirement gather, Interview, Allows the system analyst to clarify responses and probe during face to face feedback, Observations, Helps the system analyst understand exactly how they perform, Document Review, Helps system the analyst to understand how exactly they perform a task
Analysis, Process modeling using DFD, How one process coordinates with another process, How one process works, Problem analysis using Ishikawa, Diagrams that show the cause of a certain event. Uses are product design and quality defect prevention.
Design, Design tools
Implementation, Programming Languages, Used to create and design programs using java, C++, C#, etc.
Maintenance and support, to provide ongoing assistance for an information system and its users after the system is implemented. Four major activities:Perform maintenance activities,Monitor system performance, Assess system security
User, Interacts with the information system or uses the information it generates.
System Analysis, responsible for designing and developing an information system
Programmers, Converts the system design into the appropriate programming language
Project Leader, Manages and controls the budget and the schedule of the project.
Team Work, is how well you work with your team to finish a task
Time Management, completing a task in a given amount of time
Project Management, Managing and controling the budget and the schedule of the project.
Communication Skills, is how well you give, receive, understand, and execute instructions
Interpersonal Skills, working well with other or new people
Leadership, leading your team to do all the work by motivating them and guiding them
OLTP(Online Transaction Processing)- computer processes each transaction as it is entered, Captures and process daily business activities. One of the first computerized systems that processed business data
an information system that provides accurate, timely and organized information, evolved from transaction processing systems, focuses on creating information that managers and other users need to perform their jobs, Creates 3 basic reports: summary, detailed and exceptio
Helps users analyze information and make decisions Programs that process data in DSS is called online analytical processing Uses data from internal sources and external sources
A special type of DSS, Supports the strategic information needs of executive management, Presents information as charts and tables that show trends, ratios, statistics that aid in the decision making process.
Ensures the utilization of resources for maximum results
Makes sure that the organization attains short- term and long- term goals and targets
The organization utilizes available resources and make the most out of it
You can do all the functions of an organization anywhere you would like to
You can do the work anytime of the day because of the availability of information and technology
Allows you to work with multiple devices or change from one device to another
Is the conversion of one thing into another
utilization of data to create information
Users, users of softwares and hardwares
Hardware, Electric, electronic, and mechanical components that a computer contains. Inputs devices are any hardware component that allows you to enter data. Output devices are any hardware component that allows you to convey information
Software, Also called a program. Consists of a series of related instructions, organized for a common purpose. Tells the computer what tasks to perform and how to perform them.
Storage, Holds data, instructions, and information for future use
Network & Communication, A network is a collection of computer and devices connected to each other. Usually wireless, via communication devices and transmission media. Allows the computer to share resources like hardware, software, data, and information
Organized way of solving a given problem, Improvement, New service
are facts used to create usable information
Collected and logically interrelated data that are meaning full and factual
Realization from information given by a user or the analysis from the given information
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