General Commands

Question 1

pwd

Answer 1

Print working directory

Question 2

ls

Answer 2

List directory

Question 3

ls -a

Answer 3

List hidden files in directory

Question 4

ls –all

Answer 4

List hidden files in directory

Question 5

ls -l

Answer 5

List long list of information on directory files

Question 6

ls -la

Answer 6

List long list of all files including hidden information

Question 7

filename@

Answer 7

Shortcut file or folder

Question 8

filename.sh*

Answer 8

Executable file

Question 9

cd ..

Answer 9

Change directory

Question 10

mkdir

Answer 10

Make directory

Question 11

rmdir

Answer 11

Remove directory

Question 12

rm

Answer 12

Delete files and subdirectory and files. “No Warning if directory contains files.”

Question 13

ls -r

Answer 13

Reverse the files’ order of listing

Question 14

cat

Answer 14

Display the content of a file.

Question 15

Ctrl + Alt + T

Answer 15

Brings up the Bash Shell Terminal

Question 16

What does “cat” abbreviate?

Answer 16

Catenate

Question 17

Catenate means

Answer 17

Arrange a string of characters into a chained list.

Question 18

Ctrl + Alt + D

Answer 18

End of file command

Question 19

What command prints the contents of a file to the screen?

Answer 19

cat

Question 20

cat > filename.txt, does what?

Answer 20

Creates the file named “filename.txt” and allows user to enter text into the file.

Question 21

” > “ Means what?

Answer 21

Redirection

Question 22

”&raquo_space; “ Means what?

Answer 22

Redirection appending a file.

Question 23

“cat filename1.txt filename2.txt > filename3.txt” does what?

Answer 23

Adds the content to filename1 and filename3 to a newly created file called filename3.

Question 24

“cat filename1.txt&raquo_space; filename2.txt” does what?

Answer 24

Appends flilname2.txt with the contents of filename1.txt

Question 25

“mkdir -p” does what?

Answer 25

Make a directory where parents don’t exist.

Question 26

“mkdir – parents” does what?

Answer 26

Make a directory where parents don’t exist.

Question 27

“mkdir -p /kevin/desktop/{math, english}” does what?

Answer 27

Creates both math and english directories at the same time on the desktop.

Question 28

“ls -R”

Answer 28

Lists all files and directories in the current directory and off spring directories and files.

Question 29

“mv” command does what?

Answer 29

Renames files and folders

Question 30

“mv -i” means what?

Answer 30

Rename interactive mode.

Question 31

“less” command does what?

Answer 31

Displays the contents of text files. Has more features.

Question 32

“more” command does what?

Answer 32

Displays the contents of text files. Has less features.

Question 33

“shotwell” command does what?

Answer 33

Opens the Shotwell photo view client.

Question 34

How do you deal with spaces?

Answer 34

Use auto-complete by using the TAB button.

Question 35

The “cal” command display what?

Answer 35

Calender