October 2000
Intermediate to advanced
704 pages
18h 44m
English
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12.1. Why Have a File System?
The file system is an essential component of all Unix environments; it provides the mechanism for the storage and retrieval of files and a hierarchical directory structure for naming of multiple files. A single Unix file system can hold thousands of files, and the task of organizing the storage structures required to store files and directories is insulated from the application.
A basic Unix file system enables the operating system to do the following:
Create and delete files
Open files for reading and writing
Seek within a file
Close files
Create directories to hold groups of files
List the contents of a directory
Remove files from a directory
These functions have grown into what we have become accustomed to today as ...
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