You are the IT professional who work in an International company named Wiikigo. You are experienced in troubleshooting operating systems and applications that are not working correctly, identifying code defects and so on. You have enough knowledge on windows internals and you provide technical support for the company. You are in charge of an application. This application runs at a customer’s site. Because of heap corruption, the application crashes intermittently. In order to enable yourself to check and resolve the heap corruption, you ask the customer to have full page heap enabled on the application process. You receive a user dump file from the customer. What you should do is to make it clear at the time that the user dump was created, whether the full page
heap was enabled. Of the following WinDbg commands, which one should be used?

A.
!vm should be used.

B.
!gflag should be used.

C.
!heap should be used.

D.
!verifier should be used.