Udemy: MacOSX terminal

Question 1

to list files with detail

Answer 1

ls -l

Question 2

to get to the root of the system

Answer 2

cd /

Question 3

to get back to the default root

Answer 3

cd ~

Question 4

to clear ALL the content

Answer 4

command + k

Question 5

to find out where terminal commands are stored

Answer 5

which

Question 6

to exit the manual press

Answer 6

q

Question 7

to open a file in a simple text editor with options

Answer 7

nano

Question 8

to open a file directory use the ___ keyword

Answer 8

open

Question 9

open user home directory in OSX

Answer 9

open ~

Question 10

text.txt

To open the above file with the DEFAULT application in the terminal

Answer 10

open -e text.tx

open -e

Question 11

to create a new file

Answer 11

touch

Question 12

to rename a file use

Answer 12

mv

Question 13

to copy a file

Answer 13

cp

Question 14

to delete a file

Answer 14

rm < file name>

Question 15

make a new folder

Answer 15

mkdir

Question 16

to go up a directory

Answer 16

cd ..

Question 17

to make a file in a directory

Answer 17

mkdir -p

Question 18

go up three directories

Answer 18

cd ../../..

Question 19

remove a directory with folders

Answer 19

rm -rf

Question 20

create a file name named me with “helloworld”

Answer 20

echo “me”&raquo_space; “helloworld.txt”

Question 21

when using a single > will

Answer 21

replace the text

Question 22

Command that allows for output of a command to be sent to both a file and another command or the terminal screen at the same time.

Answer 22

tee

Question 23

to find out your loggin

Answer 23

whoami

Question 24

to change owner use keyword ____

Answer 24

chown

Question 25

change permissions of file “me.txt” to

Answer 25

sudo chown

sudo chown me.txt

Question 26

to change a groucp

Answer 26

chgrp

sudo chgrp

Question 27

to enter as a root user use the command

Answer 27

Bash

Question 28

to exit as a bash user

Answer 28

exit

Question 29

make a new directory as a admin with demo 1 , 2, 3

Answer 29

sudo mkdir -p demo/1/2/3

Question 30

to create a executable bash shell file what is placed on the top of the file

Answer 30

!

Question 31

how to list ALL files including dot files

Answer 31

ls -al

Question 32

in bash end an if statement with

Answer 32

fi

Question 33

the keyword for createing a shortcut

Answer 33

alias