Hello
Windows 2000/XP adopted the hierarchical structure, its two-also known as the model for user mode (User Mode) and the core model (Kernel Mode), applications can not be direct access to hardware devices, and only by drivers Can directly access.
However, even if the NT framework to stability, as will a number of reasons, such as hardware conflicts, hardware problems, the registry errors, virtual memory, loss of dynamic link library files, resource depletion, this could lead to drivers or Application errors, will be seriously affected even when the core layer. Under such circumstances, Windows operating system will be suspended, and activate the function called KeBugCheck, interrupted by checking all the treatment process and stop with the default code and parameters of comparison, the screen will become blue, and display the corresponding Erroneous information and tips fault, because of this phenomenon when in fact it means that crashes, often called "Blue Screen of Death" (BSOD), also known as the "STOP information" or "stop information."
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