Real Time Operating System
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This method is used for the execution of the program immediately after getting an executive order or request. So it is called real-time operating system. Data is sent directly to the computer from the online terminal, So it's called online real-time operating system. This process is needed if there is a direct connection to the computer with remote terminal or connection head. In real-time, there is an immediate arrangement for resolving other necessary tasks including modernization of files. This method is not dependent on the sequence of receiving data, rather it is important to understand which work is more important and what operating system should be able to understand its operating system. The process of execution of important programs of this method is solved before the less-pre-eminent program. Based on the work requirements, Keeping the program short of executing less essential programs, the more necessary program is completed and the job is to return to the rescheduled program. Aircraft tickets, train tickets can be confirmed timely by real-time operating system.