| 21. |
The agency that sits between the user and the UNIX system is called the |
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| 22. |
Which of the following commands is used to update access and modification times of a file? |
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| 23. |
Which command is used to count just the number of characters in a file? |
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| 24. |
Which of the following commands is used to list contents of directories? |
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| 25. |
Which command is used to display a file contents in octal form? |
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