Chaning Computer Technology

These estimators are used ex exsively in the U.S. military and space programs. Although non as regent(postnominal) as super calculators, mainframe calculators are used in line of products and tummy also support numerous users. At a lower level of speed and complexity are minicomputers, the favorites of modest businesses and school districts. The price range of a function for minicomputers is from $10,000 to $300,000. Microcomputers are often called ain computers, and are used in the schoolroom and at home. They range in price from $100 to $15,000.

The two personal computer families that dominate the marketplace are the IBM and the Apple. The IBM and its compatibles are used extensively in business. Apple is the dominant computer for the classroom and for computer graphics.

Almost 80 percent of all work through on computers is grouped into six categories of software called the Big six-spot (Erickson and Vonk, 1994, p. 48). The six categories are: word bear on, spreadsheets, databases, graphics, telecommunications, and desktop publishing. Word processing software discontinues the user to per get to tasks related to writing and editing. Spreadsheets allow the user to manipulate numerical data. Databases permit the storage and convalescence of large amounts of data. With graphics software, the user can hold exquisite applications such as charts, graphics, and other visual displays. Telecommunications software allows computers to entrée information from other computers. background knowledge publis

Word processors make the task of writing easier. Information is typed into the computer using a keyboard and then displayed on the computer's video terminal. The underlying functions of word processing software are entering and editing, formatting, and printing. master word processing software is so critical to student's prox development that teachers must do e genuinelything within their power to dish up the computer illiterate overcome their fears. Computer illiteracy often stems from four basic fears: the inability to type, fear of the unknown, fear of at sea data, and resistance to change (Erickson and Vonk, 1994, pp. 85-86).

A significant issue that arises from the change magnitude use of computers in education is whether human teachers will adept day be replaced by computers. This sentiment was expressed ten years ago when computers were first introduced into education. CAI has proven its ability to " individualize instruction, to excite students, and to bring an abundance of instructional material to the classroom" (Erickson and Vonk, 1994, p. 179). If not leading to the outright replacement of teachers, computers were predicted to become, at the very least, teaching partners. Although predictions of computer dominance in the classroom did not materialize, computers exact indeed cured many educational ills. In addition, the vast potential of multimedia system and virtual reality have yet to be tapped. With their multidimensional and interactive features, some educational experts suggest that there is a strong possibility that multimedia and virtual reality could lead to the replacement of human teachers.

Desktop publishing software (DTP) is a highly advanced form of word processing software that permits typesetting of documents. With DTP, the user can create documents that rival the quality of professional newspapers and magazines. DTP software focuses on foliate makeup. Text can be combined with graphics, either of which can be computer-generated or incorporated in
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