Data Center Virtualization Test Review Questions with Correct Answers

1-6 What component of virtualization controls all physical memory, and thus has the ability to make any unused memory pages in each guest available for other virtual machines or the host computer? - Answer Hypervisor 1-7 What virtualization technology makes it possible to avoid overhead associated with software-managed shadow page tables? - Answer Second Level Address Translation (SLAT) 1-8 Which of the following does an operating system installed in a guest virtual machine do? - Answer Interacts with hardware through the hypervisor 1-9 What hypervisor uses a special guest called Domain 0 that loads along with the hypervisor and is used to directly access the hardware? - Answer Xen 1-10 An ISO image file uses what format to store a disc's contents in a single file on a computer? - Answer ISO 9660 1-11 What type of cloud computing service provides hardware infrastructure along with necessary operating system software for running client application? - Answer Platform as a Service (PaaS) 1-12 What is the most commonly used form of a Storage Area Network? - Answer iSCSI network