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  1. 114_what is the difference between the cd, cd -, and the pushd and popd commands?

    114_what is the difference between the cd, cd -, and the pushd and popd commands?

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  2. 235_how to permanently alias cowsay

    235_how to permanently alias cowsay

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  3. 193_how to "remove both read and execute permissions from the user permission set" with chmod

    193_how to "remove both read and execute permissions from the user permission set" with chmod

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  4. 246_how to "see your PATH" with the "$PATH" command

    246_how to "see your PATH" with the "$PATH" command

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  5. 36_what information is the prompt telling you?

    36_what information is the prompt telling you?

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  6. 201_how to "remove the read and execute permission from the group permission set" with "chmod"

    201_how to "remove the read and execute permission from the group permission set" with "chmod"

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  7. 317_how to "see the process id of the current instance of the shell" with echo $$

    317_how to "see the process id of the current instance of the shell" with echo $$

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  8. 284_what does "uptime" mean in the "top" command?

    284_what does "uptime" mean in the "top" command?

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  9. 283_what is the "top" command?

    283_what is the "top" command?

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  10. 295_how to "initiate a reboot" with the "shutdown" command

    295_how to "initiate a reboot" with the "shutdown" command

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  11. 157_what is the "read" permission in bash?

    157_what is the "read" permission in bash?

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  12. 288_why does linux use the uuid system?

    288_why does linux use the uuid system?

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  13. 228_what is chmod-calculator dot com?

    228_what is chmod-calculator dot com?

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  14. 326_can you "open two terminal windows at the same time"?

    326_can you "open two terminal windows at the same time"?

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  15. 313_how to "make =(^-^)= with a variable"

    313_how to "make =(^-^)= with a variable"

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  16. 319_how to "see what shell your using with the echo $SHELL" command

    319_how to "see what shell your using with the echo $SHELL" command

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  17. 140_how to "copy a file to the home directory" with the "cp" command

    140_how to "copy a file to the home directory" with the "cp" command

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  18. 216_what is a "command" in the context of bash?

    216_what is a "command" in the context of bash?

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  19. 84_how to abort a process with ctrl c

    84_how to abort a process with ctrl c

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  20. 292_how to "get bash to display a calendar" with the "cal" command

    292_how to "get bash to display a calendar" with the "cal" command

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  21. 233_what is the cowsay command?

    233_what is the cowsay command?

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  22. 308_how to "add a group" with the "groupadd" command

    308_how to "add a group" with the "groupadd" command

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  24. 139_how to "copy a file" with the "cp" command

    139_how to "copy a file" with the "cp" command

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  25. 325_how to flash an iso using the dd command

    325_how to flash an iso using the dd command

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