Full Virtualization

Which command checks the status of the libvirtd service?

A libvirt storage pool of type 'dir' contains several qcow2 images. You want to create a new snapshot of an existing VM using virsh. Which command sequence is required to create an internal snapshot of the VM's current state?

Which hypervisor is known for being 'Type 2'?

Which TWO of the following are common ways to connect to a virtual machine's console?

You need to change the MAC address of a network interface for a virtual machine. Where is this configured?

What is the purpose of the 'virt-install' tool?

You are configuring a virtual network with a static IP address for a VM. Where do you define the DHCP host entry in the libvirt network XML?

Which THREE of the following are valid virtio device types?

Which libvirt network type uses a bridge on the host to connect virtual machines directly to the physical network?

Which TWO of the following are valid storage pool types in libvirt?

You are configuring a virtual network with a bridge. You want to disable DNS services for that network. What XML element within the <network> definition do you remove or comment out?

You have a qcow2 disk image that is growing too large. You want to shrink the file size on the host while keeping the virtual disk the same size. Which steps must you perform first?

What is the primary function of the libvirtd daemon?

Which file system format is specifically designed for QEMU/KVM to support advanced features like copy-on-write, snapshots, and compression?

You are configuring a Xen guest that requires direct hardware access to a specific network interface card. Which configuration parameter in the guest domain configuration file must be specified to enable PCI passthrough?

Which signal is sent to a QEMU process when you run 'virsh destroy'?

You want to limit the bandwidth of a virtual network interface. Which XML element within <interface> allows you to configure this?

Which TWO of the following commands can be used to monitor VM resource utilization?

When configuring a VM in libvirt, you want to ensure the highest performance for disk I/O. Which driver type should you select for the disk device?

Which THREE of the following are valid components of a libvirt domain XML configuration?

Which hypervisor type is considered 'Type 1' virtualization?

You need to add a second NIC to a VM via XML. How do you ensure the second NIC uses a different MAC address than the first one?

Which THREE of the following are valid options for 'virsh shutdown'?

What is the purpose of the virtio-balloon driver in a guest?

What is the purpose of 'virt-top'?

Which TWO of the following are valid ways to configure VM networking?

You are configuring a virtual network in libvirt that allows VMs to communicate with each other and the host, but prevents them from accessing the external network. Which mode should you select for this network?

You are using QEMU to emulate an ARM architecture on an x86_64 host. You need to ensure the guest has access to the host's filesystem directly without configuring network shares. Which option is the correct way to pass a directory through to the guest?

You are configuring a QEMU-KVM guest to use VirtIO-net. Which parameter in the QEMU command line correctly enables the virtio-net-pci device with a tap interface named tap0?

What is the purpose of the 'virsh' tool?

Which THREE of the following attributes can be defined within the <memoryBacking> XML block?

You are troubleshooting a libvirt migration that fails with 'Operation not supported: Migration requires a storage pool'. You need to perform a block migration where the storage is copied to the destination host. Which command-line flag enables this functionality?

Which QEMU-KVM feature allows you to save the state of a VM to a file and resume it later?

You need to attach a new block device to a running VM. What virsh command achieves this?

In the context of virtualization, what does 'ballooning' refer to?

You need to convert a raw disk image to QCOW2 format to enable snapshotting. Which command is correct?

Which TWO of the following commands can be used to manage virtual networks in libvirt?

Which command is used to list all defined virtual networks in Libvirt?

You need to enable hugepages for a VM in libvirt to improve memory performance. What XML entry do you add?

Which TWO of the following are valid network modes for a libvirt virtual network?

What does the term 'KVM' stand for?

Which THREE of the following are required for a successful live migration between two KVM hosts using libvirt?

Which utility is best for creating a new libvirt storage pool?

Which TWO of the following are valid ways to manage storage pools using virsh?

What is the default location for libvirt domain configuration XML files?

Which file system structure is typically used for QEMU virtual disk images when using LVM?

You are troubleshooting a performance issue and want to pin a VM process to specific physical CPU cores. Which XML element is used?

Which command is used to list all active running domains?

Which THREE of the following are valid Libvirt storage pool types?

You are troubleshooting a libvirt network issue where the virtual machines cannot reach the external gateway. The virtual network uses a NAT configuration. Which file would you inspect to verify the iptables rules generated by libvirt for this network?

You want to optimize disk I/O performance for a KVM guest. Which bus type should you configure in the libvirt domain XML for the virtual disk?

When migrating a Libvirt domain using 'virsh migrate --live', which option must be specified to ensure the guest's memory state is copied over the network?

In a Xen environment, which command would you use to change the number of VCPUs allocated to a running domain 'dom1' to 4?

You need to migrate a running QEMU VM to a remote host using live migration. Which command-line argument for QEMU-KVM initiates a migration to a target host at 192.168.1.50 on port 4444?

You need to create a snapshot of a QCOW2 disk image without stopping the virtual machine. Which qemu-img sub-command should be used?

You are using QEMU to emulate an ARM architecture on an x86 host. Which binary would you typically use to execute this?

Which THREE of the following are legitimate security concerns when managing a virtualization host?

Which option for 'qemu-img create' allows you to create a preallocated image?

Which THREE of the following are necessary to enable QEMU guest agent integration?

What is a 'snapshot' in virtualization?

Which component is responsible for the actual hardware-assisted virtualization in KVM?

Which THREE of the following are valid elements inside the <interface type='bridge'> block?

Which of these is a valid virtualization storage pool type supported by libvirt?

Which THREE of the following are necessary components for a successful KVM virtualization environment on Linux?

Which command is used to start a VM that has been defined?

How do you define a new libvirt virtual network from an XML file named 'net.xml'?

Which THREE of the following XML elements are used to define a virtual disk in a domain?

You are performing a live migration of a VM using libvirt. The source and destination hosts share a common storage pool (NFS). Which option should be used with 'virsh migrate' to ensure only the memory state is transferred?

Which THREE of the following steps are involved in performing a manual disk migration of a VM?

Which command is used to display the XML configuration of a running VM domain named 'webserver'?

A VM is hanging because of a specific hardware emulation bug in QEMU. You need to enable the 'qxl' video device to see if it resolves display issues. What is the XML tag to define the video device in the domain config?

Which TWO of the following are benefits of using the QCOW2 image format?

Which TWO of the following commands are used for VM disk image management?

You have an active domain named 'myvm'. How do you gracefully shut it down?

What does 'QEMU' stand for?

When migrating a domain with virsh, which TWO of the following options can be used to ensure the migration is successful if the destination host has a different CPU architecture or feature set?

Which TWO of the following are key features of the QEMU-KVM hypervisor?

How can you force a refresh of a libvirt storage pool named 'isos'?

Which TWO of the following are valid libvirt storage pool lifecycle commands?

You are managing a Xen host and need to live-migrate a domain between two physical servers. The migration fails with a domain lock error. Which command is the standard way to initiate a live migration while ensuring the target host is prepared to receive the domain?

When managing storage pools using virsh, which command would you use to list all defined storage pools, including those that are inactive?

You are using libvirt to manage a QEMU VM. You want to pass a specific host USB device with vendor ID 1234 and product ID 5678 to the guest. Which XML element is used inside the <devices> block to define this?