Business Information System
An information System is the interactivity and implementation of the Human activity system and the information technology system.
The Information Technology System:
An Information technology system is the system that supports communication within the information system.. Information systems can also be the means by which data is collected, process, store and implement the use of data. This communication can also involve communication between two different systems e.g. Finance and HR or even between two separate companies.
An I.T system contains three major groups all of which must be successful to achieve the desired results. These are hardware, communication technology and software.
Hardware: The physical parts that create the including the digital circuitry. The hardware of a computer is infrequently changed. Computer hardware is rarely seen by normal users. Although it is the foundation of all electronic circuitry. A company must insure they have the correct hardware for the job for example whilst it is important to create a system that can perform a certain task buying hardware that only uses 20% of its resources is wasteful.
Software: enables a computer to perform specific tasks. This includes application software such as a word processor, which enables a user to perform a task, and system software such as an operating system, which enables other software to run properly, by interfacing with hardware and with other software or custom software made to user specifications.
Communication Technology. Communicating computer systems are called a computer network these networks involve two or more devices capable of being networked with at least one usually being a computer. The devices c ...