Exam 74-409 topic 1 question 16 discussion

Actual exam question from Microsoft's 74-409

Question #: 16
Topic #: 1

A company has a Windows Server 2012 R2 server that has the Hyper-V role installed. The server has a single processor and a single 10-gigabit network interface card (NIC). 12 virtual machines (VMs) run on the server.
You need to configure Hyper-V to allow higher network throughput and reduce processing overhead related to network operations. What should you do?

A. Run the Windows PowerShell command Set-VMNetworkAdapter -VmqWeight 0 on the VMs.
B. In Hyper-V Manager, disable the protected network option for all NICs on the VMs.
C. in Hyper-V Manager, enable the Single Root I/O Virtualization (SR-IOV) option on the VMs.
D. Disable Internet Protocol security (IPsec) task offloading on the VMs.

Show Suggested Answer

Suggested Answer: C 🗳️
What is SR-IOV -
Requires support in network adapter
Provides Direct Memory Access to virtual machines

Increases network throughput -

Reduces network latency -
Reduces CPU overhead on the Hyper-V server
Virtual machine bypasses virtual switch
Supports Live Migration, even when different SR_IOV adapters are used

by [deleted] at April 4, 2025, 5:18 a.m.

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