Which function does a virtual switch perform?
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Correct answer: connectivity between virtual machines.
Why this is the answer
A virtual switch provides network connectivity for virtual machines (VMs) residing on the same host and allows them to communicate with each other and with external networks. It functions similarly to a physical switch but operates in software. RAID storage is a function of a storage controller, not a virtual switch. CPU context switching is a function of the hypervisor or operating system kernel, managing CPU access for multiple processes or VMs. Emulation of power is not a networking function and is typically handled by the hypervisor for VM lifecycle management.
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