COMP 206 Chapter Notes - Chapter 2.1: Temporary File, Auxiliary Memory, List Of Utility Software
14 Mar 2017
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Document Summary
Unix operating system: kernel is the core operating system module. It resides in the computers ram (random access memory) It allows the user to interact with the os using two techniques. Windowed environment: file system manages information stored on secondary storage, secondary storage includes any memory not part of the computers ram. Bin directory: contains all the installed utility software and other specially installed programs that can be shared by all the users. Dev directory: contains all the device drivers and information needed to maintain all the system peripherals. Etc directory: stores administrator files like password files. Usr directory is the location where all user data is stored: each user is given an individual home directory tmp directory is used to store temporary files. File and directory names can have alphanumeric values including: underscore (_, period (. ) If file begins with a period hidden file: comma (,, a shell is composed of three subsystems, command-line processor.
