What is the purpose of the NX/XD CPU feature present in most modern Intel and AMD processors?
A) The feature enables the use of virtualization on the CPU.
B) The feature adds a layer of security by marking areas of memory as non-executable.
C) The feature allows for the use of virtual peripheral devices.
D) The feature increases the efficiency of RAM when used with virtual machines.

Question

Quizplus · Accepted Answer

The NX (No Execute)/XD (eXecute Disable) feature is designed to improve the security of a system by marking certain areas of memory as non-executable. This helps to prevent certain types of malicious attacks, such as buffer overflows, by not allowing code to be executed from these protected memory areas.

What Is the Purpose of the NX/XD CPU Feature Present