apachectl start
Assuming a BASIC program is loaded into memory, the correct command to execute a BASIC program is: RUN. If you would like to start your program at a particular point in the execution, you may use RUN [#], where [#] is the line number you would like to start execution at.
Built-in commands are not strictly necessary. However, if is a commonly used command you will get a performance benefit from having the shell execute it directly rather than doing a file system search to find the program to execute the command.
the command is not available it is used in windows.its means at time execute command
system
Alt and Ctrl key are special keys. Then can be used as quick menu button or can be used to execute a program. You can also use them to do a shortcut key command.
your questions makes zero sense
You can right-click on an appropriate object to select a command, then right-click to execute the command. You can click on an icon to execute some commands.
enter
The program used inside microprocessors is microcode,the program what microprocessors execute is machine code.
Command prompt/line is used to execute entered commands. Command prompt is mostly commonly used to execute batch files, perform advanced administrative functions, and troubleshoot and solve certain kinds of windows issues.
You can schedule jobs using cron and the /etc/crontab file, or you can use the "at" command
AT