A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

I

Implementation
System development phase in which components of the system are acquired, installed, and tested.

Inference engine
the feature of an expert system that handles the processing of rules and facts to reach a conclusion, using either forward or backward chaining (path direction).

Information
result after data is converted into something meaningful.

Information reporting system
form of management information system in which predesigned reports are prepared regularly about business operations, primarily for planning and control purposes.

Information Resource Management (IRM)
effective decision making related to management of all components of computer systems.

Information system
components including information technology, people, and procedures that work together to provide appropriate information in the proper format whenever needed; one business can have multiple information systems.

Inheritance
feature of object-oriented system in which new classes can use characteristics of an existing class.

Initial investigation
system development phase in which the problem to be solved is clearly identified and a feasibility study is conducted.

Input
process of collecting data and entering it into the information system; data and programs entered into a computer system for manipulation or processing.

Input device
hardware used for entering data into a computer system (e.g., keyboard, mouse, trackball, touch pad, touch screen, light pen, or scanner).

International organization
business organizational design in which major decisions are made in the home country, although some operations occur in other countries.

Internet
an international network of networks.

Internet service provider (ISP)
organization that provides access to the Internet but does not provide other special services to subscribers.

Interpreter
a language translator that converts higher-level programs into machine language by translating and executing one statement at a time; the translated code is not retained.

Intranet
use of Internet technology for communications within an organization.