How Mac forces the shutdown of unresponsive programs

In fact, the application does not respond, the operating system is not responding to Microsoft's unique power.

In fact, Mac sometimes will, especially run some large-scale programs, sometimes executed to half, will be the ball crazy turn, not only the application does not respond, even the operating system is slow, feel the whole computer is like the crash. Like this time, is the "big trick" the time to go out, press the combination of COMMAND+ALT+ESC, the system will jump out of the picture as the right, show which applications are currently executing, if you have seen an application, on the right bracket display (no response), select it, and then press " Forced to close "will turn it off so that your system should be back to normal, then run the program again."