General Commands
- ls – (List Schema) This command will list the contents of your current directory. It only returns files that are not (.) "dot" files.
- mkdir - (Make Directory). With this command will create a subdirectory in your home directory.
- cd - (Change Directory) With this command you can move from your current working directory to a new directory.
- pwd - (Print Working Directory). The pwd command, when evoked, will display the absolute pathname for the directory you are currently in..
- cp – (copy). This command will copy a file from one directory to another.
- mv – (Move) this allows you to move a file from one place to another
- rm - (Remove) This command is used to delete a file.
- rmdir – (Remove Directory) This command is used to delete directories.
- clear - Clear the terminal window.
- cat – (Concatenate) Can be used to display the contents of a file on the screen.
- more – The more command is used to view files just like cat except that the more command lets you view the information 1 page at a time.
- head – The head command writes the first 10 lines of a file to the screen.
- tail - The tail command writes the last ten lines of a file to the screen.
- grep – The grep command will search a file for specified words or patterns and prints out each line in which the word or pattern occurs.
- wc – (Word Count) this gives a word count for a specific filename.
- Ping – allows to determine if a hosts Ethernet configuration is good.
- Traceroute – allows you see the path that a packet must travel to get to its destination.
- Ns lookup - allows you to invoke DNS to lookup a host or IP address.
- Whois – Script that Queries the InterNic Database for information on a particular host.
- chmod – Change access modes on files.
- csplit - Break files at specific locations.
- file – Determine a files type.
- install – Set up system files.
- ln – Create filename aliases.
- rcp – Copy files to a remote system.
- split – Splits files evenly.
- banner – Make posters from words.
- pc – Precision Calculator.
- cal – Display Calendar.
- calendar – Check for reminders.
- kill – Terminate a running command.
- nice – Reduce a jobs priority.
- nohup – Preserve a job after logging out.
- passwd – Set a password.
- script – produce a transcript of your login session.
- spell – report misspelled words.
- su – Become a superuser.
