HISTORY: The backstory of information technology precedes the invention of the computer. The abacus, used by Asians, Egyptians, Romans, and the Greek can be termed a source of information technology. Calculators, the first mechanical one built by German polymath Wilhelm Schickard, or the slide rule, developed in 1622 by William Oughtred, also comes under the heading of information technology. Another example would be punch card machines, expanded upon by IBM in the early to mid 1900's, qualifies the term information technology.
DEFINITION: Information technology basically refers to the employment of computer hardware and software applications to manage data. Departments, such as Management Information Services (MIS), handle the responsibility for the storage, protection, processing, transmission and retrieval of the information as required.
INFORMATION SYSTEM CONCEPT is the system that use the resources of people, hardware, sofstware, data, and network to perform input, processing, output, storage, and control activities that convert data resources into information product.
EXAMPLE OF HARDWARE:
why information system are important??
important for manager and other business knowledge workers in todays global information society.
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