COMPUTER FUNDAMENTALS

COMPUTER SOFTWARE

SYSTEM SOFTWARE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A virtual machine____
A
uses secondary storage instead of RAM when the computer runs out of space on the main memory
B
allows software to act as hardware, running code or an operating system within another OS.
C
can only be used through the internet
D
relies on cloud storage
Explanation: 

Detailed explanation-1: -A piece of software called a hypervisor, or virtual machine manager, lets you run different operating systems on different virtual machines at the same time. This makes it possible to run Linux VMs, for example, on a Windows OS, or to run an earlier version of Windows on more current Windows OS.

Detailed explanation-2: -The Xen hypervisor is an open source software program that is responsible for managing the low-level interactions that occur between virtual machines (VMs) and the physical hardware.

Detailed explanation-3: -Microsoft Hyper-V-Hyper-V is a hypervisor-based virtualization technology, it runs on multiple operating systems as a virtual machine on Windows in its own isolated space.

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