What command is used to determine your current location, or print working directory, in the Linux filesystem?
pwd
Print working directory
What is the primary goal of the Practice Lab 1: Navigating the Linux Filesystem exercise?
To navigate a complex directory structure and locate a hidden file using basic Linux commands.
What command is used to list the contents of the current directory?
ls
List contents
To list directory contents in a long format showing permissions, owner, size, and modification date, you would use the command ‘ls’ with the —- option.
-l
example ls -l
In the output of ls -l
what does the leading ‘d’ in the permission string like ‘drwxr..’ signify?
It signifies that the item is a directory.
What command is used to change your current directory?
cd
change directory
How would you move from your current location into a subdirectory named ‘Level 1’?
cd Level1
What command moves you directly to the root of the entire filesystem?
cd /
What special character represents the root of the Linux filesystem?
/
Which command allows you to quickly return to the directory you were in immediately before the current one?
cd -
What is the shorthand to move up one level to the parent directory?
cd ..
How can you move up two directory levels from your current position with a single command?
cd ../..
A path that starts from the root directory / is known as the ____ path.
absolute
What is the key characteristic of a file that makes it ‘hidden’ in Linux?
It name begins with a period
If you are in a directory containing only a hidden file named .secret what will the output of only ls command
Nothing will be listed for using ls when looking for a secret directory
To list all files in a directory, including hidden ones, you must use the ls command with what option.
-a
example ls -a
What two commands can be used to return to your home directory from anywhere in the filesystem?
cd ~ or just cd
What special character is a shortcut for the users home directory?
~ the tilde
What command creates a new directory?
mkdir
The mkdir -p Level1/Level2/Level3 command is used to create a nested directory structure. What is the function of the -p option?
It creates any necessary parent directories that do not already exist.
What command is used to create a new, empty file (or update the timestamp of an existing file)?
touch
How would you create a hidden file named .hidden_key.txt?
touch .hidden_key.txt
What command is used to remove files or directories?
rm
example rm directory
or
example rm file
To remove a directory and all its contents (including subdirectories) you must use the rm command with the __ option for recursive deletion.
-r
example rm -r directory
