Kali Linux Commands

Question 1

What does ‘echo’ do ?

Answer 1

Output any text that we provide

Question 2

What command outputs any text that we provide ?

Answer 2

echo

Question 3

what does ‘whoami’ do ?

Answer 3

Find out what user we’re currently logged in as!

Question 4

What command lets us know what user we are currently logged in as ?

Answer 4

whoami

Question 5

What does ‘ls’ do ?

Answer 5

listing

Question 6

What is the command for listing ?

Answer 6

ls

Question 7

what does ‘cd’ do ?

Answer 7

change directory

Question 8

What is the command to change directory ?

Answer 8

cd

Question 9

What does ‘cat’ do ?

Answer 9

concatenate

Question 10

What is the command to concatenate ?

Answer 10

cat

Question 11

What is the command to print the working directory ?

Answer 11

pwd

Question 12

What does ‘pwd’ do ?

Answer 12

Print Working Directory

Question 13

How can you list the contents of a directory without having to navigate to it

Answer 13

‘ls’ and the name of the directory

e.g ‘ls my documents’

Question 14

What does the concatenate command do ?

Answer 14

Output the content of a file. Not just the text files

Question 15

Command to go back to previous directory

Answer 15

cd -

Question 16

What does ‘cd -‘ do ?

Answer 16

go back to previous directory

Question 17

If we remember the filename, what command can we use so that the command will look through every folder in our current directory for that specific file.

Answer 17

‘find -name’ and the name of the file

e.g ‘find -name password.txt’

Question 18

what character is the wildcard ?

Answer 18

*

Question 19

What command can we run to find the name of every .txt file ?

Answer 19

find -name *.txt

Question 20

What does ‘grep’ do ?

Answer 20

Allows us to search the contents of files for specific values that we are looking for.

Question 21

What command allows us to search the contents of files for specific values that we are looking for ?

Answer 21

grep

Question 22

What command would you run to use grep on “access.log” to find the flag that has a prefix of “THM”. What is the flag?

Answer 22

grep THM access.log

Question 23

This operator allows you to run commands in the background of your terminal.

Answer 23

&

Question 24

What does the & operator do ?

Answer 24

Allows you to run commands in the background of your terminal.

Question 25

This operator allows you to combine multiple commands together in one line of your terminal.

Answer 25

&&

Question 26

What does the '&&' operator do ?

Answer 26

Allows you to combine multiple commands together in one line of your terminal.

Question 27

This operator is a redirector - meaning that we can take the output from a command (such as using cat to output a file) and direct it elsewhere.

Answer 27

>

Question 28

What does the '>' operator do ?

Answer 28

This operator is a redirector - meaning that we can take the output from a command (such as using cat to output a file) and direct it elsewhere.

Question 29

This operator does the same function of the > operator but appends the output rather than replacing (meaning nothing is overwritten).

Answer 29

>>

Question 30

What does the '>>' operator do ?

Answer 30

This operator does the same function of the > operator but appends the output rather than replacing (meaning nothing is overwritten).

Question 31

What command could we run to create a file named "welcome" with the message "hey".

Answer 31

echo hey > welcome

Question 32

What command could we run to add 'hello' to the end of our file called 'welcome'

Answer 32

echo hello >> welcome

Question 33

What is the command to log in remotely using SSH ?

Answer 33

'ssh' and the username of the account @the ip address of the the machine. ssh tryhackme@10.10.97.49

Question 34

What command will list all files including those ones that might be hidden ?

Answer 34

ls --all

Question 35

What does 'ls --all' do ?

Answer 35

Lists all files, even those that might be hidden

Question 36

What is the switch to bring up the options for each command ?

Answer 36

--help e.g 'ls --help'

Question 37

what is the command to access the documentation on the manual page ?

Answer 37

man plus the command we want to see the manual for man ls

Question 38

What flag would we use to display the output in a "human-readable" way?

Answer 38

ls -h

Question 39

What does "touch" do ?

Answer 39

create a file

Question 40

What does "mkdir" do ?

Answer 40

Create a folder | Make a Directory.

Question 41

What does "cp" do ?

Answer 41

Copy a file or folder

Question 42

What does "mv" do ?

Answer 42

Move a File or Folder

Question 43

What does "rm" do ?

Answer 43

Remove a file or folder ?

Question 44

What does "file" do ?

Answer 44

Determine the type of a file.

Question 45

What tag do we need to add to "rm" to remove a directory ?

Answer 45

-R