Q1: What is an information system?
A system: a group of components that interact to achieve some purpose.
An information system (IS): a group of components that interact to produce information.
----- What are these components: Five-component framework of computer hardware,
software, data, procedures, and people?
----- These five components are all linked together through networks.
重點: the information system includes people--- 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 computers.
People are often most critical part of an information system. Information systems are not just
computers and data.
Information system as a synonym for computer-based information system.
Q2: What is MIS?
Management information systems (MIS): the development and use of information systems that
help businesses achieve their goals and objectives.
Q3: How does IS differ from IT?
Information technology (IT): refers to methods, inventions, standards, and products.
----- IT refers to raw technology, and it concerns only the hardware, software, and data
components of an information system and how these are networked together. In contrast, an
information system is a system of hardware, software, data, procedures, and people that
----- The real difference between information technology and information systems is that IS
includes people in the equation.
----- IT alone will not help an organization achieve goals.
----- IT must be embedded into an IS to help accomplish objectives.
Technology must be combined