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linux commands

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kamlesh iwanate
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linux commands with meaning

  1. ls - The most frequently used command in Linux to list directories

  2. pwd - Print working directory command in Linux

  3. cd - Linux command to navigate through directories

  4. mkdir - Command used to create directories in Linux

  5. mv - Move or rename files in Linux

  6. cp - Similar usage as mv but for copying files in Linux

  7. rm - Delete files or directories

  8. touch - Create blank/empty files

  9. ln - Create symbolic links (shortcuts) to other files

  10. cat - Display file contents on the terminal

  11. clear - Clear the terminal display

  12. echo - Print any text that follows the command

  13. less - Linux command to display paged outputs in the terminal

  14. man - Access manual pages for all Linux commands

  15. uname - Linux command to get basic information about the OS

  16. whoami - Get the active username

  17. tar - Command to extract and compress files in Linux

  18. grep - Search for a string within an output

  19. head - Return the specified number of lines from the top

  20. tail - Return the specified number of lines from the bottom

  21. diff - Find the difference between two files

  22. cmp - Allows you to check if two files are identical

  23. comm - Combines the functionality of diff and cmp

  24. sort - Linux command to sort the content of a file while outputting

  25. export - Export environment variables in Linux

  26. zip - Zip files in Linux

  27. unzip - Unzip files in Linux

  28. ssh - Secure Shell command in Linux

  29. service - Linux command to start and stop services

  30. ps - Display active processes

  31. kill and killall - Kill active processes by process ID or name

  32. df - Display disk filesystem information

  33. mount - Mount file systems in Linux

  34. chmod - Command to change file permissions

  35. chown - Command for granting ownership of files or folders

  36. ifconfig - Display network interfaces and IP addresses

  37. traceroute - Trace all the network hops to reach the destination

  38. wget - Direct download files from the internet

  39. ufw - Firewall command

  40. iptables - Base firewall for all other firewall utilities to interface with

  41. apt, pacman, yum, rpm - Package managers depending on the distro

  42. sudo - Command to escalate privileges in Linux

  43. cal - View a command-line calendar

  44. alias - Create custom shortcuts for your regularly used commands

  45. dd - Majorly used for creating bootable USB sticks

  46. whereis - Locate the binary, source, and manual pages for a command

  47. whatis - Find what a command is used for

  48. top - View active processes live with their system usage

  49. useradd and usermod - Add new user or change existing users data

  50. passwd - Create or update passwords for existing users

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