What Is a File in Linux?

In Linux system, everything is a file and if it is not a file, it is a process. A file doesn’t include only text files, images and compiled programs but also include partitions, hardware device drivers and directories. Linux consider everything as as file. Files are always case sensitive.

What does File mean in Linux?

A file is a named collection of related data that appears to the user as a single, contiguous block of information and that is retained in storage.

What does the file command do?

file command is used to determine the type of a file. .file type may be of human-readable(e.g. ‘ASCII text’) or MIME type(e.g. ‘text/plain; charset=us-ascii’). This command tests each argument in an attempt to categorize it.