MASTERING LINUX - THING THAT YOU NEED TO KNOW BEFORE USING TERMINAL COMMAND IN LINUX

1. Aborting Execution
   - interrupt key ( interrupt running command) --> (CONTROL-C or sometimes DELETE or DEL).

2. Press RIGHT and LEFT ARROW keys ---> to move the cursor back and forth along the displayed
      command line.
3. press the UP ARROW key----> To repeat a previous command .

4. Help Option
  - Most GNU utilities provide a help option that displays information about the utility  ---->  ––help .
  -Non-GNU utilities may use a –h or –help option to display help information.

5. Displays the System Manual

•  to open the manual --> type" man " followed by name of the utility.
•  to search throught the manual. there are several ways that is:-

1. apropos: Searches for a Keyword(display all that contain the word). example - " apropos who "
2. whatis: same as apropos but only display the exact same word no more or less.

 6. info or pinfo: Displays Information About Utilities

7.  HOWTOs: Finding Out How Things Work