Which of the following statements is true? You may select more than one. Virtual

Question

Which of the following statements is true? You may select more than one. Virtual machines enable multiple OS environments co-existing on the same computer in strong isolation from each other. Virtual machines may implement an instruction set architecture (ISA) that is somewhat different from that of the hardware executing the virtual machine. Virtual machine performance may be enhanced by using functions of Memory Management Unit hardware present in most modern CPUs. Virtual machines implement virtual memory for use by the host operating system.

Explanation / Answer

A. Virtual machines enable multiple OS environment co-existing on the same computer in
strong isolation from each other.
B. Virtual machines may implement an ISA that is somewhat different from that of the
hardware executing the virtual machine   
D. Virtual machines implement virtual memory for use by the host operating system.   

The options A, B, and D are all true.

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