coreutils: Changing file attributes

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1 13 Changing file attributes
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11 A file is not merely its contents, a name, and a file type (⇒
 Special file types).  A file also has an owner (a user ID), a group (a
1 group ID), permissions (what the owner can do with the file, what people
1 in the group can do, and what everyone else can do), various timestamps,
1 and other information.  Collectively, we call these a file’s
1 “attributes”.
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1    These commands change file attributes.
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Menu

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· chown invocation            Change file owners and groups.
· chgrp invocation            Change file groups.
· chmod invocation            Change access permissions.
· touch invocation            Change file timestamps.
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