Ch5 File Manipulation Exam

Ch5 File Manipulation Exam

1. The ls command will list which of the following by default?

   • Nothing; it requires an argument
   • User’s home directory
   • The root directory
   • The current directory

2. User home directories often contain hidden files.

   True or False?

   • True
   • False

3. Use the ___ option to display hidden files with the ls command.

   • -a
   • -h
   • -D

4. The ls command can list the contents of only one directory at a time.

   True or False?

   • True
   • False

5. The period . character in the output of the ls command represents:

   • Directories that can’t be accessed
   • The current directory
   • The end of the command output
   • Hidden files

6. To perform a long listing to show file details, use which of the following commands:

   • ls -l
   • ls -D
   • ls -L
   • ll

7. Using the touch command and specifying a nonexistent file…

   • generates an error.
   • creates a blank file with that name.
   • prompts the user to create a file.
   • does nothing.

8. The touch command can be used to change a file’s time-stamp to something other than the current system time.

   True or False?

   • True
   • False

9. By default, what does the cp command preserve from the original file?

   • The contents
   • The timestamps
   • The name
   • The permissions and ownership

10. To copy the contents of a directory, use the following option(s) for the cp command:

    (choose two)

    • -A
    • -d
    • -R
    • -r

11. To maintain timestamps when using the cp command, use:

    • -a
    • -A
    • -t
    • -T

12. The mv command can be used to move more than one file at a time.

    True or False?

    • True
    • False

13. The mv command will rename a file when a new directory is not specified.

    True or False?

    • True
    • False

14. Which option for the rm command will cause it to prompt before deleting files?

    • -i
    • -a
    • -p
    • -l

15. Which option(s) for the rm command can be used to delete directories that contain files?

    (choose two)

    • -D
    • -A
    • -R
    • -r

16. The rm command can be used with glob characters to delete multiple files.

    • True
    • False

17. The mkdir command cannot be used to:

    • Delete a directory
    • Create multiple directories at once
    • Create new directories
    • Create sub-directories in different parent directories

18. Which mkdir option should be used to create parent directories (that don’t already exist) along with the specified directory?

    • -p
    • -d
    • -F
    • -A

19. The rmdir command can be used to delete directories and their contents.

    True or False?

    • True
    • False

20. The ls-l command output will not include:

    • Hard link count
    • Timestamp
    • File permissions
    • File contents

21. Which character at the beginning of a long listing indicates a directory?

    • –
    • c
    • d
    • l

22. Which character at the beginning of a long listing indicates a symbolic link?

    • c
    • l
    • –
    • d

23. The names of hidden files begin with the ___ character.

    • >
    • .
    • *
    • +

24. Which option to the ls command will sort the output by size instead of alphabetically?

    • -r
    • -S
    • -t
    • -s

25. Which option to the ls command will sort the output by time-stamp?

    • -t
    • -S
    • -r
    • -s

26. Which option to the ls command will reverse the sort order?

    • -r
    • -s
    • -t
    • -S

27. The file command uses _____ to determine file types.

    • a random number generator
    • the block file
    • alchemy
    • the magic file

28. By default, using the touch command on an existing file will update the file’s _____.

    • Type
    • Ownership
    • Timestamp
    • Permissions