Terminal :- To open a terminal Press CTRL+ ALT + t keys together(As Shorcut). Command 1. Calendar (cal) :- The cal command is used to display a calendar of any specific month or entire year. 2. Date (date) :- Another utility command is date; it is used to display the system date. 3. Calculator(bc) :- The bc command in linux is a command line calculator. The ibase function allow us to set the numbering system. (a) obase = 16 (b) obase = 2 (c) sqrt = (256) 4. echo :- The echo command is used to display a message on the terminal. eg :- $echo Hi,Welcome to techonespot. 5. Changing password (passwd) :- It is used to change the password of the current login account by default. eg :- $passwd 6.Clearing the Screen (clear) :- we have one simple solution for this problem, use the clear command to remove data on the screen. 7. Present Working Directory (pwd) :- The directory where we are located at that moment is known as current directory or present working directory. To know the current
All computer course for class 9th to 12th with proper practical and theory .........