Objectives
In this chapter you will learn
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To define the term “file”
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To describe the purpose of files
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To read and describe file permissions
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How the umask command and settings affect the creation of files by users
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To set file permissions
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The structure of the metadata for files including the directory entry and the inode
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To describe the three types of Linux file timestamps
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To find, use, and set the three timestamps of a Linux file
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The easy way to identify what type a file is, binary or text
