UNDERSTANDING COMPUTER FILES
FILE EXTENSIONS AND FILE TYPES
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Filename Extension
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Filename
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H.264
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PDF
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Detailed explanation-1: -Windows file names have two parts; the file’s name, then a period followed by the extension (suffix). The extension is a three-or four-letter abbreviation that signifies the file type. For example, in letter. docx the filename is letter and the extension is docx.
Detailed explanation-2: -A filename extension, file name extension or file extension is a suffix to the name of a computer file (e.g., . txt, . docx, . md ). The extension indicates a characteristic of the file contents or its intended use.
Detailed explanation-3: -A file name extension is often between one and three characters and is always at the end of the file name, starting with a period. Some programs also support file extensions that are more than three characters.
Detailed explanation-4: -File extensions for system files . sys (Windows system file) . tmp (temporary file)
Detailed explanation-5: -A file extension is a three-or four-letter identifier found at the end of a file name and following a period. These extensions tell you about the characteristics of a file and its use.