计算机英语(Chapter 3 Computer Software)教程文件.ppt

List guidelines that are important for computer software shoppers. Describe rights granted by copyright law, commercial software licenses, shareware licenses, freeware licenses, open source licenses, and public domain software. Explain how to install and uninstall software, whether is supplied by CD’s or web download. Differentiate between local, portable, and web application. Describe the purpose of software updates, patches, service patches. Section C Buying Software What is the most essential applications and utilities to have? In addition to an operating system, your computer should have browsing software, an email client, word processing software, a security suite, graphic viewer, and software to burn files on CD or DVD. You may also need a compress software to shrink a file, a graphic software to edit photo, some type of diagnose software to troubleshooting hardware and software problems, entrainment software to play games… Why do we use software by third-party vendors? Operating system utilities are not as dependable as third-party utilities by companies that specialize in system maintenance or security, e.g. Symantec, McAfee. Additionally, some operating system utilities are not fully featured, e.g. WinZip What is the advantages of software suite? A software suit is a collection of software sold as a single package . - Software suits are usually less expensive than single software bought separately. - The second advantage is its usability. What I know if a software program will work on my computer properly? System requirements will specify the operating system and minimum hardware capacities necessary for a software produce to work correctly. What is software copyright? A software copyright is a form of legal protection that grants the author an exclusive rights to copy, distribute, sell, and modify that work. What is software license? A software license is a legal contract that defines the way in which you may use the p