Some DTDs represent older versions of ____.

An administrator logs into the vSphere Web Client, but is unable to see any hosts and clusters. Which two options could fix the problem? (Choose two.)

A. Verify that the client web browser and vCenter Server are in the same broadcast domain. B. Verify that the vCenter Server system is registered with the same Platform Services Controller as the vSphere Web Client. C. Log in to the vCenter Server as a user within the Active Directory domain. D. Log in to the vSphere Web Client as a user with permissions on the vCenter Server system.

Assuming a DSM system is implemented in middleware without any hardware support and in a platform-neutral manner, how would you deal with the problem of differing data representations on heterogeneous computers? Does your solution extend to pointers?

What will be an ideal response?