With uname -a command, which gives you more information about the system like Kernel Name, Node Name, Kernel Release, Kernel Version, Machine, Processor, Hardware Platform and Operating system. This command prints the information about the current system. The uname command within Linux allows you to view system information about your Linux environment. In other words, when you remove a file, the data in the file isn’t changed, but it’s no longer associated with a filename. The removal process unlinks a file name in a file system from its associated data, and marks that space on the storage device as usable by future writes.
When used recursively, it may be used to delete directories. The rm (remove) command is used to delete files. The mv command moves, or renames, files and directories on your file system. This command is used to copy files or group of files or directory which creates an exact image of a file on a disk with different file name. Generally, the cat command is used for displaying the contents of a file. The cat (concatenate) command is one of the most frequently used command in Kali Linux which allows us to create single or multiple files, view contain of file, concatenate files and redirect output in terminal or files. For example, if you want to create a directory under Desktop called yeahhub, open a terminal and type the following command: The command used for creating directories is mkdir. The cd command also known as chdir (Change Directory) is a command used to change/switch the current working directory. With ls command, you can easily list out all hidden files of a directory with -a attribute and for more detailed output you can use -l attribute.
This command is one of the most useful command in Kali Linux that lists directory contents of files and directories. Pwd stands for “ Print Working Directory” which simply prints the name of the working directory or you can directly use the below command to use pwd. You can also use the “ w” command to see who is logged on and what they are doing. The whoami command simply prints the effective user ID where as who command prints the information about users who are currently logged in.
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If in case, you need an advanced version of cal, then you can also download ncal package in your Linux machine which displays the calendar vertically along with more options.
The cal command simply displays a formatted calendar of current month in your terminal screen. You can also set a custom date by typing the below command in your terminal.
This command is generally used to display the system date and time. You can learn Linux course here: Linux Training CourseĪlso, please refer Linux Certification Trainingwho provides the best industry-oriented Linux online training course 1. However, it is worth studying it due to the wide range of its cybersecurity tools,” – says Caralee Adams, PR specialist from Bid For Writing company and Kali Linux enthusiast. “Fairly, Kali Linux isn’t easy to learn and probably will be difficult to understand for beginners. It contains a bunch of security tools divided by categories for Penetration Testing or Ethical Hacking in a practical environment to test the reliability and security of the systems in the unusual situations. Kali Linux is an open source operating system developed by Offensive Security.