Chapter one information system and you
What is an information system?
An information system (IS) is a group of components that interact to produce information.
Ex: the computer, storage disk 储存盘, keyboard, and monitors
Ex: Microsoft Word, or some other word-processing program
Ex: the words, sentences, and paragraphs
The methods you use to start the program, enter your report, print it, and save
and back up you file.
Not only the users of the system, but also those who operate and service the
computers, those who maintain the data, and those who support the networks of
These five component are all linked together through network.
Today, the term software is used more specifically, to refer only to programs (or
Information system are not just computers and data, we just use information system to
represent computer-based information system in this book.
What is MIS?
MIS – management information system is the development and use of information systems
that help businesses achieve their goals and objectives.
Three key elements:
Development and use
Business goals and objectives
Development and use
Ensuring system meets your needs
Understand how the system evolved
Consider user’s needs during development
Learn how to use the system
Achieving business goals
Business itself do not do any thing, it is people. IS existing to help people who work in a
business achieve the goals and objectives of that business.
People perform the activities of a business
They design, produce, market, account
MIS empowers users to reach goals
Existing to assist in meeting the objectives of the business
Developed for the “right” reasons
Learn to ask, “ all this technologies may be great in and of itself, but what will it
do for us? What will it do for our business and our particular goals? Is it worth
What will the system do?
What is the purpose?
What will it enable us to do?
What goal do we accomplish by using it? Will it aid us in reaching our objective?
Information technology VS information systems
Information system (IS): system of hardware, software, data, procedures, and people that
Information technology (IT) refers to methods, inventions, standards, and products. IT
refers to raw technology 原料技术, and it concerns only the hardware, software, and data
components of an information system and how these are networked together.
It alone will not help an organization achieve goals
IS includes people in the equation
This impacts how a system is designed & implemented
IT must be embedded into an IS to help accomplish objectives
Technology must be combined with people and procedure components
IS will make IT useful
Successful business takes advan