CompTIA Server+ Exam: Troubleshooting 64-Bit Guest Boot Failure on New Host

64-Bit Guest Boot Failure on New Host

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Question

An administrator is asked to move a 64-bit guest to a new host.

However, the guest will not boot on the new host.

Which of the following is the cause of the problem?

Answers

Explanations

Click on the arrows to vote for the correct answer

A. B. C. D.

D.

The most likely cause of the problem is that the new host's hypervisor is not Type 1.

Type 1 hypervisors run directly on the host's hardware, providing a layer of abstraction between the hardware and the virtual machines. This type of hypervisor is also known as a "bare-metal" hypervisor. Examples of Type 1 hypervisors include VMware ESXi, Microsoft Hyper-V Server, and Citrix Hypervisor.

On the other hand, Type 2 hypervisors run on top of an operating system, which provides a layer of abstraction between the hypervisor and the hardware. Examples of Type 2 hypervisors include Oracle VirtualBox and VMware Workstation.

If the new host's hypervisor is not Type 1, it may not be able to properly virtualize the 64-bit guest operating system, causing it to fail to boot. This is because 64-bit guests require direct access to the hardware, which can only be provided by a Type 1 hypervisor.

The other answer choices are less likely to be the cause of the problem. The management interface being inactive on the host or the AMD-V/Intel VT settings being disabled in the BIOS may cause other issues with virtualization, but they are unlikely to prevent the guest from booting altogether. The hypervisor being Type 2 is also unlikely to cause the issue with a 64-bit guest, as most Type 2 hypervisors are capable of virtualizing 64-bit guests.