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. There is a colleague named Jason in the company. He has a computer which is named C01. Windows Server 2003 x64 Edition is run by C01. Now the computer crashes. After he opens the crash dump file, he finds that an illegal instruction exception has been caused by a kernel-mode device driver. Since you are the technical support, he asks you to find out whether the device driver is corrupt. Of the following WinDbg commands, which one should be used?
A.
!imggp should be used.
B.
!cchelp should be used.
C.
!chkimg should be used.
D.
!dphdump should be used.