The benefits of this model, for example, is used to test the new program because it works down to work as another computer if any error occurred, it does not affect the computer operating system.
The benefits of simulation in such a way as to test the new programs. The function will work as another computer. If any mistakes. It will not affect the computer's operating system.
The advantage of simulation in this manner, such as used in the test to a new program. Because of the work will work as the computer one. Which if any errors. It will not affect the operating system.