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  • #1033
    Sonali jain

    1. ls Directory listing
    2. ls -al Formatted listing with hidden files
    3. ls -lt Sorting the Formatted listing by time modification
    4. cd dir Change directory to dir
    5. cd Change to home directory
    6. pwd Show current working directory
    7. mkdir dir Creating a directory dir
    8. cat >file Places the standard input into the file
    9. more file Output the contents of the file
    10. head file Output the first 10 lines of the file
    11. tail file Output the last 10 lines of the file
    12. tail -f file Output the contents of file as it grows,starting with
    the last 10 lines
    13. touch file Create or update file
    14. rm file Deleting the file
    15. rm -r dir Deleting the directory
    16. rm -f file Force to remove the file
    17. rm -rf dir Force to remove the directory dir
    18. cp file1 file2 Copy the contents of file1 to file2
    19. cp -r dir1 dir2 Copy dir1 to dir2;create dir2 if not present
    20. mv file1 file2 Rename or move file1 to file2,if file2 is an existing
    21. ln -s file link Create symbolic link link to file
    Process management
    1. ps To display the currently working processes
    2. top Display all running process
    Unix/Linux Command Reference
    3. kill pid Kill the process with given pid
    4. killall proc Kill all the process named proc
    5. pkill pattern Will kill all processes matching the pattern
    6. bg List stopped or background jobs,resume a stopped
    job in the background
    7. fg Brings the most recent job to foreground
    8. fg n Brings job n to the foreground

    and etc………………..

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