A+ VM Troubleshooting from Host OS

1. True or False: Snapshots consume no additional storage space on the host OS.

True

False

2. Which host OS configuration prevents a VM from accessing shared network resources?

Virtual network isolation or host firewall rules blocking VM traffic

Guest OS has too much free disk space

VM uses an even-numbered IP address

Hypervisor was installed on a Tuesday

Submit

4. A VM boots slowly after host OS restart. What is the most likely cause?

Host OS disk I/O contention or VM disk file fragmentation

VM has too many colors in its wallpaper

Guest OS uses an older version of Windows

The VM's name contains special characters

5. True or False: Ballooning is a memory management technique used by hypervisors to reclaim unused guest RAM.

True

False

6. Which host OS setting allows a VM to use GPU acceleration from the physical graphics card?

GPU passthrough or RemoteFX in hypervisor settings

Enable Bluetooth in Device Manager

Increase monitor brightness

Install additional mouse drivers

Submit

8. The VM's virtual disk file is corrupted. What host OS utility can you use to repair it?

Hypervisor's disk repair or recovery tools

Windows Calculator

Notepad application

System Restore from 1995

9. A guest OS cannot resolve domain names. The host OS network is functioning. Where should you troubleshoot?

Virtual network settings and DNS configuration in hypervisor

Guest OS BIOS settings

Host OS keyboard drivers

Physical monitor settings

10. Which host OS tool displays real-time disk I/O performance for VMs in Hyper-V?

Performance Monitor

Disk Cleanup utility

Chkdsk command

Defragmentation tool

11. Which hypervisor allows direct hardware access and requires no host OS installation?

Type 1 hypervisor

Type 2 hypervisor

Containerization

Paravirtualization

12. A VM is frozen and unresponsive. What host OS action is the first troubleshooting step?

Check host CPU and memory usage; restart the VM if needed

Immediately shut down the host OS

Unplug the network cable

Increase the VM's allocated RAM to maximum

Submit

14. Which of the following is a common cause of VM migration failures between hosts?

Incompatible CPU features or insufficient host resources

VM has too many snapshots

Guest OS uses Windows instead of Linux

Virtual disk uses NTFS instead of ext4

15. A VM's network adapter is not visible in the guest OS. What host OS step should you take?

Verify virtual network adapter is enabled in hypervisor settings

Reinstall the entire hypervisor

Delete the VM and create a new one

Format the host OS drive

16. True or False: A VM can use more virtual CPU cores than the host OS has physical cores.

True

False

17. Which host OS resource is most critical to monitor when running multiple VMs simultaneously?

Physical RAM and CPU cores

Monitor refresh rate

USB port availability

Printer queue

18. A guest OS reports insufficient disk space while the host has available storage. What is the likely cause?

Virtual disk is at maximum allocated size

Host firewall is blocking access

VM RAM is full

Hypervisor license expired

19. When a VM cannot access network resources, which host OS configuration should you verify first?

Virtual network adapter settings

BIOS boot order

Physical RAM speed

VM snapshot settings

20. A VM is experiencing slow performance. What host OS tool would you use first to check CPU utilization?

Task Manager or top command

Device Manager

Disk Management

Event Viewer

A+ Troubleshooting VM Issues from the Host OS Quiz

1. True or False: Snapshots consume no additional storage space on the host OS.

2.

What first name or nickname would you like us to use?

2. Which host OS configuration prevents a VM from accessing shared network resources?

3. Nested virtualization on the host OS refers to ____.

4. A VM boots slowly after host OS restart. What is the most likely cause?

5. True or False: Ballooning is a memory management technique used by hypervisors to reclaim unused guest RAM.

6. Which host OS setting allows a VM to use GPU acceleration from the physical graphics card?

7. CPU throttling on the host OS affects VM performance because ____.

8. The VM's virtual disk file is corrupted. What host OS utility can you use to repair it?

9. A guest OS cannot resolve domain names. The host OS network is functioning. Where should you troubleshoot?

10. Which host OS tool displays real-time disk I/O performance for VMs in Hyper-V?

11. Which hypervisor allows direct hardware access and requires no host OS installation?

12. A VM is frozen and unresponsive. What host OS action is the first troubleshooting step?

13. Memory overcommitment in VMs occurs when ____.

14. Which of the following is a common cause of VM migration failures between hosts?

15. A VM's network adapter is not visible in the guest OS. What host OS step should you take?

16. True or False: A VM can use more virtual CPU cores than the host OS has physical cores.

17. Which host OS resource is most critical to monitor when running multiple VMs simultaneously?

18. A guest OS reports insufficient disk space while the host has available storage. What is the likely cause?

19. When a VM cannot access network resources, which host OS configuration should you verify first?

20. A VM is experiencing slow performance. What host OS tool would you use first to check CPU utilization?