You have a customer using a 64bit Windows Vista computer who

You have a customer using a 64-bit Windows Vista computer who tries to run a program and gets an error message saying the program cannot start or run due to incompatibility with 64-bit versions of Windows. What happened?

A. He’s trying to run a 32-bit program on 64-bit Windows Vista.

B. He’s trying to run a 32-bit program using 64-bit device drivers on 64-bit Windows Vista.

C. He’s trying to run a 64-bit program using 32-bit device drivers on 64-bit Windows Vista.

D. He’s trying to run a program that is only compatible with Windows 2000 on 64-bit Windows Vista.

Solution

Answer :-D

-> He’s trying to run a program that is only compatible with Windows 2000 on 64-bit Windows Vista.

->64bit program is run on 64bit Windows vista

->32bit program is not working on 64bit windows.so incompatible error is occurred.

->so 32bit systsm are working on 32bit compatible programs.

-> 64bit systems are working on 64bit programs.