Unix operating system: its features, structure and tools

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Different access levels are also applied to files, which include reading, writing and executing files. Finally, using encryption, files are changed to an unreadable format and unauthorized access is prevented. Structure of commands : UNIX commands are simple and understandable. Among these commands, we can mention "cp", "mv" and... Unix commands are case sensitive and must be entered in lowercase. Communication is a great feature in UNIX that allows the user to communicate with the whole world. This operating system supports various communication tools such as write, mail, talk, etc. commands. Open source : UNIX is an open source operating system and is freely available to all users.


UNIX is considered a community-oriented development project. Monitoring and Uruguay Phone Number List resource management : UNIX keeps a log of the work done by the user. This feature improves system performance in terms of CPU monitoring and disk space monitoring. This feature allows you to report the disk consumption of each user and apply restrictions on the use of disk space. You can also assign a certain amount of disk space to each user. The root user can perform resource management tasks using various commands such as quota, df, du, etc. Unix tools and features : The UNIX operating system has various features and tools such as UNIX grep, sed, awk, etc.




This operating system contains other general tools such as compilers, interpreters, network programs, etc., and it also includes various server programs with remote service and management tools. The structure of Unix operating system layers is as follows: Unix operating system tools picture (2) While working with the Unix operating system, several layers of this operating system interact between the computer hardware and the user. In the following, each layer of the Unix system will be examined. Layer one: hardware This layer of UNIX contains all the information related to the hardware in the UNIX environment. Second layer: Kernel The heart of the operating system, which is responsible for controlling its entire operation, is called the kernel.