本书主要讲述了计算机的基础知识和应用。本书根据2013年全国计算机等级考试大纲的要求，以Windows 7、Office 2010为基础，向读者介绍了计算机基础概论、计算机基础知识、Windows 7操作系统、文字处理软件Word 2010、电子表格软件Excel 2010、文稿演示软件PowerPoint 2010及计算机网络与应用等内容。
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