MODULE 8- Managing files and directories

Question 1

Which character standard does Linux use that is based on ASCII?

Answer 1

Linux uses the UTF-8 character standard, which is based on ASCII.

Question 2

What man command can you use to learn more about ASCII in Linux?

Answer 2

man -s 7 ascii

Question 2

What are glob characters in Linux commonly referred to as?

Answer 2

They are commonly referred to as wild cards.

Question 2

Which glob character represents zero or more of any character in a filename?

Answer 2

The asterisk * character.

Question 2

What pattern would match any file in /etc that starts with t?

Answer 2

/etc/t*

Question 2

What pattern matches any file in /etc that ends with .d?

Answer 2

/etc/*.d

Question 2

How are the * and ? characters different in globbing?

Answer 2

• matches zero or more characters; ? matches exactly one character.

Question 2

What does the pattern /etc/r*.conf match?

Answer 2

Files in /etc that begin with r and end with .conf.

Question 2

Which glob character matches exactly one character in a filename?

Answer 2

The question mark ?.

Question 3

What does the pattern /etc/t??????? match?

Answer 3

Files in /etc that start with t followed by exactly seven characters.

Question 3

What does the glob pattern /etc/[gu]* match?

Answer 3

Any file in /etc that starts with g or u, followed by zero or more characters

Question 3

What pattern matches any filename in /etc that begins with any letter from a to d?

Answer 3

/etc/[a-d]*

Question 3

Which globbing symbol allows you to match one character from a specific set of characters?

Answer 3

The bracket characters [].

Question 3

According to the ASCII table, what must be true about character ranges in brackets?

Answer 3

The range must be in ascending ASCII order (e.g., a-z, not z-a).

Question 3

What does the pattern /etc/[!DP]* match?

Answer 3

Files in /etc that do not start with D or P.

Question 3

Which glob character is used with brackets to exclude certain characters from matching?

Answer 3

The exclamation point ! inside []

Question 3

What does the pattern /etc/[!a-t]* match?

Answer 3

Files in /etc that do not begin with any lowercase letter from a to t

Question 3

What does the -i option do when used with the cp command?

Answer 3

It prompts the user before overwriting any existing files.

Question 3

Which command moves a file named hosts to the Videos directory?

Answer 3

mv hosts Videos

Question 3

What does the -v option do when used with mv?

Answer 3

It shows the result of the move or rename operation (verbose output).

Question 3

Which option combination prevents overwriting and avoids all interactive prompts while copying hidden files from /etc/skel/?

Answer 3

cp -n /etc/skel/.* ~

Question 3

Which cp option automatically refuses to overwrite files without prompting?

Answer 3

The -n option (no clobber).

Question 4

Which option allows the cp command to copy directories recursively?

Answer 4

The -r option

Question 4

Which command removes directories and their contents?

Answer 4

rm -r

Question 4

What does the command cp -r source_directory destination_directory do?

Answer 4

It copies the entire source directory, including its contents and structure, to the destination.

Question 4

What is the general syntax for the mv command?

Answer 4

mv source destination

Question 4

What determines whether mv renames a file or moves it to a different directory?

Answer 4

If the destination is a directory, it moves the file; if the destination is a filename, it renames the file.

Question 4

Which command is used to rename files in Linux?

Answer 4

The mv command.

Question 4

What does the command mv example.txt Videos/newexample.txt do?

Answer 4

It moves example.txt to the Videos directory and renames it to newexample.txt

Question 4

Which option with mv prompts before overwriting an existing file?

Answer 4

-i (interactive)

Question 4

Which command is used to delete files in Linux?

Answer 4

rm

Question 4

Which mv option prevents overwriting an existing file without asking?

Answer 4

-n (no clobber)

Question 4

Which command deletes a directory only if it is empty?

Answer 4

rmdir

Question 4

What does the command rm -i *.txt do?

Answer 4

Prompts the user before deleting each file ending with .txt.

Question 4

Does the mv command need a -r option to move directories?

Answer 4

No, it moves directories by default without needing -r.

Question 4

Which command creates an empty file that can be filled with data later?

Answer 4

touch

Question 4

Is there a trash or undo feature available after using the rm command?

Answer 4

No, files deleted with rm are permanently removed with no recovery option

Question 4

Which rm option should be used along with -r to prompt for confirmation before deleting each file?

Answer 4

-i

Question 4

Which copy option allows you to preserve file attributes?

Answer 4

-p

Question 4

Which command is used to create a new directory?

Answer 4

mkdir

Question 4

What is a safe approach when deleting directories with rm to avoid accidental deletion?

Answer 4

Use rm -ri to delete recursively and prompt for each file.

Question 4

Which command will display file names that are at least six characters long and end in the letter s?

Answer 4

echo ?????*s

Question 4

What Linux command can you use to view the ASCII character table?

Answer 4

ascii

Question 4

Which cp option causes the command to print what it's doing for each file it copies?

Answer 4

The -v (verbose) option.

Question 4

What is the general structure of the cp command?

Answer 4

cp source destination

Question 4

Which command would correctly list only the directories matching /etc/ap*, without showing their contents?

Answer 4

ls -d /etc/ap*

Question 4

Which command copies the /etc/hosts file into the user’s home directory?

Answer 4

cp /etc/hosts ~

Question 4

How do you copy a file and give the new file a different name?

Answer 4

Specify the new name as part of the destination path (e.g., cp /etc/hosts ~/hosts.copy).