Command Line Interface/Commands (I)

Question 1

which shell am I using?

Answer 1

echo $SHELL

Question 2

send text to the CLI’s output

Answer 2

echo “hello, everyone”

Question 3

change your current directory

Answer 3

cd _______
(name of/path to the directory you want to change
to)

Question 4

open the manual to get info on a command

Answer 4

man ________

(name of command you want to look up)

Question 5

send text to the CLI’s output AND have cursor appear on same line as the output

Answer 5

echo -n “Hello, everyone”

Question 6

find out where you currently are in the file system (which directory you are in)

Answer 6

pwd

Question 7

leave/close the manual

Answer 7

q

Question 8

move a file from your current directory to another directory

Answer 8

mv _________ _______
(which file?) (destination)

mv jobs.txt ../..

Question 9

create an empty file

Answer 9

touch _________

(name/extension of file)

Question 10

create a new directory

Answer 10

mkdir ___________

(name of directory)

Question 11

go to the home directory (three ways to do it)

Answer 11

cd

cd ~

cd $HOME

Question 12

go to the root directory

Answer 12

cd /

Question 13

list all the files and sub-directories in a folder

Answer 13

ls ___________

(name of folder)

Question 14

list all the files and sub-directories in a folder AND have more info shown AND have everything in an easier-to-read format

Answer 14

ls -lah ____________

(name of directory)

Question 15

rename a file

Answer 15

mv ________ __________

(old name) (new name)

Question 16

move a file from your current directory to another directory and change the name of the file

Answer 16

mv __________ _________/_____

(which file?) (path to new directory/new name)

Question 17

move a file from a directory to your current directory (keep the same name for the file)

Answer 17

mv ______________ ____________

(path/name of file) ( . OR ./ )

Question 18

copy a file in your current directory

Answer 18

cp __________ __________
(which file?) (new name)

You have to give it a new name. You can’t have two files with the same name in the same directory.

Question 19

copy a directory and all its contents

Answer 19

cp -r _____________

(name of directory)

Question 20

copy a file in your current directory and move it to another directory (give it a new name)

Answer 20

cp ___________ ________/_______

(which file?) (path to destination/new name)

Question 21

Go up two levels from your current directory and copy a file. Next, move that file to the directory one level above your current directory. Don’t change the name of the file.

Answer 21

cp ../../filename ../

Question 22

delete a file from your current directory

Answer 22

rm _________

(which file?)

Question 23

delete a folder and all its contents (files and sub-directories)

Answer 23

rm -r ____________

(name of folder)

Question 24

copy just the contents of a folder (but not the directory)

Answer 24

cp _________/*

(folder name)

Question 25

print out the contents of a file

Answer 25

cat _________

(name of file)

Question 26

remove/delete a directory

Answer 26

rmdir __________
(name of directory)

the directory has to empty of files and sub-directories before you can delete it