What are the common Linux commands?

Source: Internet
Author: User
Tags command line echo command posix touch touch command

Linux system

The common commands for Linux are:

echo command

Example: Echo $PATH.

Function: Displays the parameters in the command line to the standard output.

Date command

Example: Date.

Function: Displays or sets the system time, does not have the parameter to display the system current date and time directly.

Linux command

passwd command

Example: passwd.

Function: Modify password.

File command

Example: file filename "parameters".

Function: Determines the specified file type.

ls command

Example LS-A displays all files (including hidden files) in the current directory.

Features: Lists directory files.

Touch command

Example: Touch "options" filename.

Function: Modify the time label of the specified file or create an empty file.

Option:-A changes the access time of the specified file only.

The Linux operating system, a clone of the UNIX operating system, was born in 1991, October 5 (This is the first time that it was officially released). With the help of Internet networks and the efforts of computer enthusiasts around the world, it has become one of the most widely used UNIX-type operating systems in the world today, and the number of users is growing rapidly.

Linux is a free and free to use UNIX-like operating system, is a POSIX and UNIX based multi-user, multitasking, support multi-threaded and multi-CPU operating system. It can run major UNIX tool software, applications, and network protocols. It supports 32-bit and 64-bit hardware.

Linux1

In addition, Linux inherits the network-centered design idea of Unix, and is a stable multi-user network operating system. It is primarily used on computers based on the Intel x86 series CPUs. This system is designed and implemented by tens of thousands of programmers all over the world. The aim is to establish UNIX-compatible products that are freely available to the world without the copyright of any commercial software.

What are the common Linux commands

Linux is known for its efficiency and flexibility, the modular design of Linux, which enables it to run on expensive workstations, and to implement all UNIX features on inexpensive PCs, with multitasking and multi-user capabilities. Linux is available free of charge under the GNU Public License and is a POSIX-compliant operating system.

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