2.3 Find Your Way - Using Directories and Listing Files

Question 1

Which of the following represents a hidden filename?

A) ./hidden.txt
B) /.hidden.txt
C) $hidden.txt
D) %hidden.txt

Answer 1

/.hidden.txt

This is a hidden file. The slash (/) at the beginning means that this is at the root level of the filesystem.

Question 2

Which of the following could you use to change the current working directory to your home directory in bash? (Select 3)

A) cd
B) cd ~
C) cd $HOME
D) cd -

Answer 2

cd
cd ~
cd $HOME

Question 3

What command will display on the screen a recursive list of the present working directory, including the subfolders?

Answer 3

ls -R

Question 4

What command will print the current working directory?

Answer 4

pwd

Question 5

What command will display all files and directories that are listed, including hidden files and directories?

Answer 5

ls -a

Question 6

What command will create a long list of files and directories with each occupying one line, and additional information about
each file and directory that will be displayed?

Answer 6

ls -l or ll

Question 7

What option(s) could you use with ls to show almost all files (except implied . and .. )?

Answer 7

ls -A

Question 8

In what root file system are user binaries stored?

Answer 8

/bin

Question 9

In what root file system are device files stored?

Answer 9

/dev

Question 10

In what root file system are configuration files stored?

Answer 10

/etc

Question 11

In what root file system are the kernel and process files stored?

Answer 11

/proc

Question 12

In what root file system is the root user home directory files stored?

Answer 12

/root

Question 13

The path to a file or directory location may be specified as an absolute path, starting with a _?

Answer 13

/

ex: /home/cloud_user/file1