Lpi 304-200 Online Practice Questions and Exam Preparation

Lpi 304-200 Online Questions & Answers

• Question 31:

  Which of the following products use container-based virtualization? (Choose THREE correct answers.)

  A. KVM
  B. Linux VServer
  C. LXC
  D. OpenVZ
  E. Xen
  B. Linux VServer
  C. LXC
  D. OpenVZ

• Question 32:

  What is the usual way to gain command line access to computing instances in an IaaS cloud?

  A. By providing a public SSH key to the cloud management system and using the matching private SSH key to log into the instances.
  B. Usually computing instances are accessed through a web frontend and do not allow command line access.
  C. By either telnet or SSH using the credentials of the cloud management system account with administrative privileges.
  D. By using a telnet session with the credentials set and publicized by the creator of the computing instance's system image.
  E. By using a VNC console which does not require authentication when it is invoked via the cloud management system.
  A. By providing a public SSH key to the cloud management system and using the matching private SSH key to log into the instances.

• Question 33:

  Which of the following components are parts of XAPI? (Choose TWO correct answers.)

  A. The XADB configuration management database.
  B. The XAPI virtual file system available at /xen.
  C. The xm command.
  D. The xe command.
  E. The xapi daemon.
  D. The xe command.
  E. The xapi daemon.

• Question 34:

  What is libvirt?

  A. An identity manager used to provide Single-Sign-On for different operating systems.
  B. A driver package used to support 3D printers.
  C. A cluster manager used to handle node access to shared storage.
  D. A combined interface to several virtualization products.
  E. A Linux-based virtualization hypervisor.
  D. A combined interface to several virtualization products.

• Question 35:

  What is the name of the kernel module that is required to be loaded in order to use KVM on an Intel CPU architecture? (Specify ONLY the module name without any path information and with or without the module suffix.)

  A. kvm-intel.ko -or- kvm-intel -or- kvm_intel.ko -or- kvm_intel
  A. kvm-intel.ko -or- kvm-intel -or- kvm_intel.ko -or- kvm_intel

• Question 36:

  What is the purpose of fencing in a high availability cluster?

  A. Prevent failed nodes from interfering with the remaining intact part of the cluster.
  B. Ensure a consistent assignment of all network connections from a client to the same cluster server.
  C. Define constraints on which services may run on the same cluster node.
  D. Enforce storage quota and other resource limitations for each service provided by the cluster.
  E. Provide multi-tenancy cluster configuration for cloud computing.
  A. Prevent failed nodes from interfering with the remaining intact part of the cluster.

• Question 37:

  Which of the following commands can be used to determine whether the local machine is capable of running full virtualized Xen guests? (Choose TWO correct answers.)

  A. dmesg |grep -i intel|grep -i vt; dmesg |grep -i amd|grep -i v
  B. egrep '(vmx|svm)' /proc/cpuinfo
  C. xl dmesg | grep -i hvm
  D. grep -i "Full Virtualization" /proc/xen
  E. grep -i "Full Virtualization" /etc/xen/*
  B. egrep '(vmx|svm)' /proc/cpuinfo
  C. xl dmesg | grep -i hvm

• Question 38:

  Which of the following statements is true regarding the following output of xl list:

  Name ID Mem VCPUs State Time(s) Domain-0 0 384 1 r----- 498.7 Debian 2 305 1 --p--- 783.5 Slack 6 64 1 -b---- 313.6 CentOS 7 512 2 r----- 455.1

  A. It is necessary to use the xl command to change Slack's state to running.
  B. CentOS is the domain which has consumed the most CPU time.
  C. The domain with ID 2 uses paravirtualization.
  D. Both Debian and Slack require xl commands to start running.
  E. Slack is idle or waiting for I/O.
  E. Slack is idle or waiting for I/O.

• Question 39:

  Which of the following statements is true regarding the quorum in a two node Pacemaker cluster?

  A. Clusters with one or two nodes cannot have a quorum and require no quorum configuration.
  B. In a two node cluster, quorum can be determined and handled just as in a cluster with a higher number of nodes.
  C. In a two node cluster the quorum is always held by the node that first started the cluster software.
  D. The default quorum policy in a two node cluster must be set to ignore in order to configure a working cluster.
  D. The default quorum policy in a two node cluster must be set to ignore in order to configure a working cluster.

• Question 40:

  Which of the following statements are true regarding the handling of a hardware error in a high availability cluster? (Choose THREE correct answers.)

  A. High availability provides automatic recovery from software errors only and cannot mitigate hardware issues.
  B. After the cluster deals with an error, no manual actions are required to bring the cluster back to normal operation.
  C. Erroneous components are physically turned off as they are in an undefined state.
  D. Services are restarted on or redirected to other cluster nodes.
  E. The cluster management components monitor the health of all cluster components.
  C. Erroneous components are physically turned off as they are in an undefined state.
  D. Services are restarted on or redirected to other cluster nodes.
  E. The cluster management components monitor the health of all cluster components.