Simple Unix Commands

pwd print working directory
ls list contents of the current directory
cd dir1 changes directory to dir1
cd .. moves up one level in the directory tree
cp file1 file2 copy file1 to file2
man anything brings up the manual entry for the topic anything
mv file1 file2 move file1 to file2
cat file1 print the contents of file1 on the screen
rm file1 remove or delete file1
mkdir dir1 make directory called dir1
rm -r dir1 remove the directory tree starting with dir1 this removes all fiels and directorys in and under dir1
passwd allows you to change your password
who returns a list of the users logged on the system