Introduction to Linux I

Introduction to Linux I Chapter 5 Exam Answer 2016

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

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

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

  • True
  • False

5. The “.” in an ls listing represents:

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

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

  • ls -D
  • ls -L
  • ll
  • ls -l

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

  • prompts the user to create a file.
  • creates a blank file with that name.
  • generates an error.
  • 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 timestamps
  • The name
  • The permissions and ownership
  • The contents

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

  • -A
  • -r
  • -d
  • -R

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

  • -T
  • -A
  • -a
  • -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
  • -p
  • -i
  • -a

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

  • -r
  • -R
  • -A
  • -D

16. The rm command can be used with glob characters to delete multiple files.. True or False?

  • True
  • False

17. The mkdir command cannot be used to:

  • Delete a directory
  • Create new directories
  • Create multiple directories at once
  • 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?

  • -F
  • -d
  • -A
  • -p

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:

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

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

  • l
  • c
  • d

22. Which character at the beginning of a long listing indicates a regular file?

  • l
  • d
  • c

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

  • d
  • c
  • l

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

  • *
  • >
  • +
  • .

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

  • -r
  • -s
  • -S
  • -t

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

  • -t
  • -s
  • -S
  • -r

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

  • -t
  • -r
  • -S
  • -s

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

  • magic
  • the “magic” file
  • alchemy
  • a random number generator

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

  • Timestamp
  • Type
  • Permissions
  • Ownership

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Kaylin

Felt so hopeless looking for answers to my quts.ions.e.until now.

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