VCP vSphere Infrastructure & Networking

Question 1

Which vSphere component is responsible for abstracting physical network resources and providing logical switching capabilities for virtual machines?

Accepted Answer

vSphere Distributed Switch (VDS)

Answer

vSphere Distributed Switch (VDS) abstracts physical network resources and provides centralized logical switching across multiple ESXi hosts.

Question 2

What is the default port group created on a vSphere Standard Switch when an ESXi host is first configured?

Accepted Answer

VM Network

Answer

VM Network is the default port group created on a vSphere Standard Switch during initial ESXi host configuration.

Question 3

Which feature in vSphere allows live migration of virtual machines between ESXi hosts without any downtime?

Accepted Answer

vMotion

Answer

vMotion enables live migration of powered-on virtual machines between ESXi hosts with zero downtime by transferring VM memory and state.

Question 4

In vSphere networking, what is the purpose of a VMkernel (vmk) adapter?

Accepted Answer

To handle host-level traffic such as vMotion, management, and storage

Answer

VMkernel adapters handle ESXi host-level traffic including management, vMotion, vSAN, and iSCSI/NFS storage communications.

Question 5

Which NIC teaming policy in vSphere uses the virtual machine's port ID to determine which physical uplink to use?

Accepted Answer

Route based on originating virtual port

Answer

Route based on originating virtual port assigns each VM port to a specific uplink using the port ID, providing simple load distribution.

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