Download LPIC-3 Virtualization & High Availability.304-200.SelftestTraining.2018-11-10.73q.vcex

Vendor: LPI
Exam Code: 304-200
Exam Name: LPIC-3 Virtualization & High Availability
Date: Nov 10, 2018
File Size: 41 KB
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Demo Questions

Question 1
When KVM is launched with the parameter -boot order=n, which of the following devices will be searched for a bootable operating system?
  1. All floppy, CDROM, and hard disk drives in that order.
  2. No devices are searched and the user is prompted to choose the boot device.
  3. All network interfaces attached to the VM.
  4. All hard disks and no other devices.
  5. No devices are searched in order to support directly booting a Linux kernel.
Correct answer: C
Question 2
When used with KVM, which of the following block device image formats support snapshots? 
  1. qcow
  2. dmg
  3. qed
  4. qcow2
  5. raw
Correct answer: D
Question 3
Which of the following tasks is performed by Vagrant?
  1. It migrates virtual machines automatically between host systems to distribute the load of all virtual machines equally to all hosts involved.
  2. It automates the installation of a virtual machine according to a configuration file describing the desired VM.
  3. It monitors the functionality of a virtual machine and restarts the VM in case of failure.
  4. It is a hypervisor optimized for the usage in embedded systems based on the ARM CPU architecture.
  5. It is a programming interface used to create reports from collected performance and resource usage data of a libvirt-based virtualization infrastructure.
Correct answer: B
Question 4
What is libvirt?
  1. An identity manager used to provide Single-Sign-On for different operating systems.
  2. A driver package used to support 3D printers.
  3. A cluster manager used to handle node access to shared storage.
  4. A combined interface to several virtualization products.
  5. A Linux-based virtualization hypervisor.
Correct answer: D
Question 5
Which of the following commands provides a detailed list of all image files contained in the libvirt storage pool vol1?
  1. virsh list --volumes --pool vol1 --details
  2. virsh vol-details vol1 
  3. virsh --show-pool vol1 --details
  4. virsh vol-list vol1 --details
  5. virsh volumes --source vol1 –details
Correct answer: D
Question 6
Which subcommand of virsh opens the XML configuration of a virtual network in an editor in order to make changes to that configuration? (Specify ONLY the subcommand without any parameters.)
  1. virsh net-edit
  2. net-edit
Correct answer: 12
Question 7
When preparing a public machine image for the provisioning of new cloud computing instances, which of the following steps should be done? (Choose TWO correct answers.)
  1. Remove all default users and groups, including root and nobody.
  2. Remove all configuration files from /etc/ that were not manually modified.
  3. Remove all confidential data from the image.
  4. Remove all remote login services (i.e. SSH) from the image.
  5. Remove all private SSH keys from the image.
Correct answer: CE
Question 8
Which CPU flag indicates the hardware virtualization capability on an AMD CPU? 
  1. SVM
  2. VIRT
  3. VMX
  4. PVM
  5. HVM
Correct answer: A
Question 9
Which of the following tasks are parts of a hypervisor's responsibility? (Choose TWO correct answers.)
  1. Create filesystems during the installation of new VM guest operating systems.
  2. Provide host-wide unique PIDs to the processes running inside the VMs in order to ease interprocess communication between virtual machines.
  3. Map the resources of virtual machines to the resources of the host system.
  4. Ensure isolation and eliminate any interference between virtual machines.
  5. Manage authentication to network services running inside a virtual machine.
Correct answer: CD
Question 10
Which of the following statements are true for full virtualization? (Choose TWO correct answers.)
  1. Full virtualization does not require changes to the guest operating systems.
  2. Full virtualization has no performance impact compared to a non-virtualized bare-metal installation on the same machine.
  3. Full virtualization has a severe performance impact and should not be used in production environments.
  4. Full virtualization may be supported by special CPU extensions that provide better performance.
  5. Full virtualization always requires additional software components and cannot be done using Linux only.
Correct answer: AD
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