计算机英语第4章.pptxVIP

第4章 Software Applications ( I ) 本章要点 What are Software Applications?Words and ExpressionsHow To Do：Using WinZipHow To Work: The Voice Recognition SystemGrammar Focus: 非限定性动词Text in Chinese：应用软件Reading Selection: Programs科技英语的语言特点（Ⅰ）Practical Writing：咨询信 第一页，共二十六页。 What are Software Applications? Figure 4-1* Software applications or application programs can be described as user software designed to meet general purpose and special purpose applications (See Figure 4-1). Such programs are owned by the users and stored on their computers′ hard disks. General-purpose software applications are basic applications used in nearly all career areas. Such general-purpose applications include browsers, word processors, spreadsheets, database management systems and presentation graphics. Specific-purpose applications are advanced applications focused on specific disciplines and occupations. Some of the best-known advanced applications are multimedia, web authoring, graphics, virtual reality, and artificial intelligence programs. Application programs use “windows” to display information, and use menus and tool bars to instruct and edit.Browsers enable the users to search and display the Internet resources. Microsoft Internet Explorer is an Internet browser that displays Web pages and assists users in navigating, searching and communicating on the Internet. 第二页，共二十六页。 What are Software Applications? Figure 4-2Word processing programs create texts, like reports, letters, memos and Web pages (See Figure 4-2). The most popular word processors are Microsoft Word, Corel Word Perfect, and Lotus Word Pro. Most word processors have features to help the users write better: Spelling Check, Grammar Check, Auto Check, Thesaurus, Font and Font Size, Graphics, Alignment, Word Wrap, Page Margins, Indents, Find and Replace, Move and Copy, Bulleted and Numbered Lists, Style, Text Wrapping, Footnote and Endnote, Captions and Cross References, Table, etc.Spreadsheet pro