9. Virtual machine OSs and systems like Xen are often used to run multiple copies of the same guest OS. What are some advantages of this approach over running a single copy of the guest OS directly on...

9. Virtual machine OSs and systems like Xen are often used to run multiple copies of the same guest OS. What are some advantages of this approach over running a single copy of the guest OS directly on the hardware?

10. Why do we need a special bootstrapping procedure? Why not just load the OS like we load any other program?