COMPUTER SCIENCE AND ENGINEERING
SYSTEM SOFTWARE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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So they can be downloaded quicker.
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So they can be saved correctly.
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So the OS know which software to open them in.
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None of the above
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Detailed explanation-1: -Extensions tell your computer which application created or can open the file and which icon to use for the file. For example, the docx extension tells your computer that Microsoft Word can open the file and to display a Word icon when you view it in File Explorer.
Detailed explanation-2: -A file extension is a shortened form of the file type at the end of a file name. These extensions determine your document’s file type, and the file type determines what programs can open the file. While most programs can read most file types, not every program can read every file type. The default file type is .
Detailed explanation-3: -A file extension is the suffix of a computer file that an operating system uses to identify the exact file type. When executing the respective file, the file extension tells the operating system which software application to open, depending on the file type.
Detailed explanation-4: -File extensions help Windows, or other operating systems you’re using, determine which program to use to open those types of files. Most file extensions, especially those used by common image, audio, and video formats, are usually compatible with more than one program you have installed.