Lpi 304-200 Online Practice Questions and Exam Preparation

Lpi 304-200 Online Questions & Answers

• Question 41:

  Which of the following statements are true for full virtualization? (Choose TWO correct answers.)

  A. Full virtualization does not require changes to the guest operating systems.
  B. Full virtualization has no performance impact compared to a non-virtualized bare-metal installation on the same machine.
  C. Full virtualization has a severe performance impact and should not be used in production environments.
  D. Full virtualization may be supported by special CPU extensions that provide better performance.
  E. Full virtualization always requires additional software components and cannot be done using Linux only.
  A. Full virtualization does not require changes to the guest operating systems.
  D. Full virtualization may be supported by special CPU extensions that provide better performance.

• Question 42:

  Which of the following can be used as a low level device for DRBD? (Choose TWO correct answers.)

  A. A LVM logical volume
  B. A physical hard disk
  C. A rewritable CD
  D. A virtual tape library
  E. A tape streamer
  A. A LVM logical volume
  B. A physical hard disk

• Question 43:

  What is oVirt?

  A. An extension to the Linux Kernel used to provide container virtualization similar to LXC and OpenVZ.
  B. A library that provides access to several different virtualization technologies in a common manner.
  C. A comprehensive management infrastructure for Linux-based virtualization.
  D. An approach used to eliminate the need for virtualization called Zero-Virt.
  E. A Linux-based hypervisor similar to KVM and Xen.
  C. A comprehensive management infrastructure for Linux-based virtualization.

• Question 44:

  Which of the following commands can be used to change properties such as the number of node slots or the label of an existing OCFS2 filesystem?

  A. ocfs2.setprops
  B. ocfs2tool
  C. crm_edit
  D. tunefs.ocfs2
  E. o2cbtool
  D. tunefs.ocfs2

• Question 45:

  Which of the following describes a split brain situation in a high availability cluster?

  A. Several cluster nodes access a shared resource without coordination.
  B. Several cluster nodes run different instances of the same services.
  C. Incoming network connections are accidentally forwarded to more than one backend server.
  D. Instead of shared storage, each node uses local storage managed by itself and replicates with other nodes.
  E. In addition to shared storage, each node has local storage that is not shared with other nodes.
  A. Several cluster nodes access a shared resource without coordination.

• Question 46:

  Which of the following Messaging Layers are supported by Pacemaker? (Choose TWO correct answers.)

  A. Heartbeat
  B. OpenAIS
  C. DRBD
  D. SCMP
  E. Slurm
  A. Heartbeat
  B. OpenAIS

• Question 47:

  Which of the following statements are true regarding a load balancer? (Choose TWO correct answers.)

  A. Failover clusters are not operational without at least one dedicated load balancer.
  B. All response packages sent from a backend server to a client must pass through the load balancer.
  C. The load balancer is usually deployed on one of the backend servers.
  D. Load balancers may be able to analyze traffic.
  E. All incoming connections to the cluster services are received by the load balancer.
  D. Load balancers may be able to analyze traffic.
  E. All incoming connections to the cluster services are received by the load balancer.

• Question 48:

  When using DRBD in a Pacemaker cluster, which configuration objects must be managed in order to use the DRBD device as storage for other cluster services? (Choose TWO correct answers.)

  A. A security resource in order to permit other cluster services to access the data on the DRBD device.
  B. A health resource in order to check the integrity of the file system.
  C. A file system resource to mount the device.
  D. A replication resource that synchronizes the DRBD device's data to all nodes that may take over the device after a failover.
  E. A constraint to ensure the device is mounted before the dependent services are started.
  C. A file system resource to mount the device.
  E. A constraint to ensure the device is mounted before the dependent services are started.

• Question 49:

  Which of the following commands lists the snapshots existing in the disk image vm1.img?

  A. qemu-info snapshots vm1.img
  B. qemu-img snapshot -l vm1.img
  C. qemu -hda snapshot -l vm1.img -noboot -list snapshots
  D. qemu-snapshots -l vm1.img
  E. qemu-monitor -snapshots -hda vm1.img
  B. qemu-img snapshot -l vm1.img

• Question 50:

  Which command was used in Xen 3.x as a predecessor of the xl command? (Specify ONLY the command without any path or parameters.)

  A. xm
  A. xm