Lpi LPIC Level 3 304-200 Questions & Answers

• Question 121:

  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.

  Correct Answer: DE

• Question 122:

  Which value must be set in the option builder in the configuration file of a Xen guest domain in order to create a fully virtualized machine instead of a paravirtualized one? (Specify ONLY the value without any option name, quotes or operators.)

  A. 'hvm' -or- andquot;hvmandquot; -or- hvm

  Correct Answer: A

• Question 123:

  Which sub-command of xl changes the media inside a virtual CD-ROM drive of a Xen guest domain? (Specify ONLY the sub-command without any path or parameters.)

  A. block-attach -or- xl cd-insert -or- cd-eject -or- xl cd-eject -or- cd-insert -or- xl block-attach -or- block-detach -or- xl block-detach

  Correct Answer: A

• Question 124:

  Which of the following directives is used in the configuration file of a Xen guest domain in order to define network interfaces?

  A. vif

  B. eth

  C. vnet

  D. vbr

  E. net

  Correct Answer: A

• Question 125:

  Which of the following statements are true regarding Xen domains? (Choose TWO correct answers.)

  A. Fully virtualized and paravirtualized domains are managed using the same tools and commands.

  B. Xen domains of all types require virtualization extensions in the host system's CPU.

  C. All fully virtualized domains are called 'Dom0' while all paravirtualized domains are called 'DomU'.

  D. Both paravirtualized and fully virtualized domains may run on the same host system.

  E. Paravirtualized domains are significantly slower than fully virtualized domains.

  Correct Answer: AD

• Question 126:

  Which of the following technologies is the most important component of IaaS clouds?

  A. Database replication

  B. DNS delegation

  C. Emulation

  D. Mandatory Access Control

  E. Virtualization

  Correct Answer: E

• Question 127:

  Which of the following statements are true regarding IaaS computing instances? (Choose TWO correct answers.)

  A. Creation of new instances can be automated by using scripts or APIs and service interfaces.

  B. The root file system of a computing instance is always persistent and can be accessed after the instance is destroyed.

  C. Each and every user of an IaaS cloud has exactly one computing instance.

  D. Once created, computing instances are seldom deleted in order to ensure the accessibility of the instance's data.

  E. Instances may be created when needed and destroyed when they become obsolete.

  Correct Answer: AE

• Question 128:

  Which of the following circumstances prevent the usage of container based virtualization? (Choose TWO correct answers.)

  A. More than one container requires access to block devices available in the host system.

  B. Remote access via SSH is required to all containers.

  C. Each container needs to have its own user accounts and user groups.

  D. Administrators of containers must be able to install customized Linux kernels.

  E. Different operating systems are to be used within containers on the same virtualization host.

  Correct Answer: DE

• Question 129:

  When migrating a physical machine to a full virtualized machine, which of the following properties should be expected to change from the perspective of the guest operating system? (Choose TWO correct answers.)

  A. The user accounts within the guest operating system.

  B. The properties of the CPU and other hardware devices.

  C. The MAC address of the network interfaces.

  D. The version of the guest operating system.

  E. The software and applications installed on the guest system.

  Correct Answer: BC