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Win7 file extension: Quickly understand common file types. In our daily work,casino plus free 100 files are an existence that we cannot avoid, and the suffix name of the file is also very important, because they can tell us what type the file is. In the Windows 7 operating system, there are many different file extensions. This article will introduce you to some common Win7 file extensions so that you can better understand and process your files. 1. .doc/.docxMicrosoft Word document is one of the most common file types in many people's daily work. .doc is the file extension of the old version of the Word document, while .docx is the file extension of Word 2007 and later versions.These files usually contain text, pictures, tables and other objects and are used in many different industries and fields. 2. .xls/.xlsx These are file extensions related to Microsoft Excel. Like Word documents, the .xls file is the old version of Excel document extension, while .xlsx is the file extension of Excel 2007 and later versions. Excel files are usually used to make spreadsheets, manage data, make financial reports, etc. 3. .ppt/.pptx These are the file extensions of Microsoft PowerPoint. The .ppt file is the old version of the PowerPoint document extension, and .pptx is the file extension of PowerPoint 2007 and later versions. Exhibition name.These files are usually used to make presentations, present meeting content or educational presentations. 4. .pdfPDF is a very commonly used file format, which can present the same page layout and text format in different operating systems and devices. PDF files are often used for e-books, important documents and papers because they are more compatible and easy to share. 5. .png/.jpg/.gif are all image file formats. .png files are usually used for design and high-quality image output, .jpg files are common compressed image formats, and .gif files are an animated image formats. These file extensions are usually related to web design, advertising and other design-related work. 6. .mp3/.wav These are audio file formats..Mp3 files are usually used for digital music players and online music services, while .wav files are uncompressed audio file formats, usually used for audio production and post-production. 7. .exe is an executable file format, which is usually used to install and run software programs. The extension of the installation file is usually .exe, because it tells the computer to run the program. 8. .zip/.rar These are compressed file formats. .zip files are usually used to compress multiple files to reduce their file size, while .rar file formats are used to share files between computers because they usually have better compression ratios and file segmentation functions. In general, these are very common file extensions with suffix names. Although this is just an introductory article, it can help you better understand how your files and operating system work.Now you can handle these documents more confidently.

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