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LPI Level 3 Exam 304, Senior Level Linux Certification, Virtualization amp; High Availability

Question No: 31

Which of the the following cluster infrastructure services are provided by heartbeat (versions 3 and post 2.1)? (Specify TWO correct answers)

  1. membership

  2. communication

  3. advanced resource management

  4. STONITH

  5. service migration

Answer: A,B

Question No: 32

Which kernel boot option should be used to reserve 512 MB of system memory for the Xen hypervisor?

  1. xen_mem=512M

  2. memory=512M

  3. dom0_mem=512M

  4. mem=512M

Answer: C

Question No: 33

With HAProxy, which one of the following ACLs can match requests made to the domain

example.org?

  1. acl acl_example hdr_sub(Host) example.org

  2. acl acl_example url_domain example.org

  3. acl acl_example hdr_sub(Domain) example.org

  4. acl acl_example url_host example.org

Answer: A

Question No: 34

Which of the following statements are TRUE regarding KVM virtualization? (Select THREE correct answers)

  1. Qemu is needed to create virtual machines on top of the KVM kernel module.

  2. There is no support for Windows virtual machines.

  3. The /proc/cpuinfo file can be checked to determine if the CPU is able to handle the KVM virtual machines.

  4. For paravirtualized virtual machines, there is no special CPU support required.

  5. Any tool that works with libvirt can be used to manage the KVM environment.

Answer: A,C,E

Question No: 35

What command in Red Hat Cluster Suite is used to display the status of the cluster; such as membership information, quorum view, and the state of all configured user services?

  1. clustat

  2. cman

  3. rhcs

  4. ccs_status

Answer: A

Question No: 36

What is the correct configuration stanza for a Xen virtual machine?

  1. kernel quot;/boot/vmlinuz2.6.18.8xwnUquot;; ramdisk quot;/boot/initrd.img2.6.18.8xwnUquot;; memory quot;256quot;;

    namequot;Centosquot;; disk[#39;phy:/dev/sdb1,xvda1,w#39;]; rootquot;/dev/xvda1quot;;

  2. kernel quot;/boot/vmlinuz2.6.18.8xwnUquot; ramdisk quot;/boot/initrd.img2.6.18.8xwnUquot; memory quot;256quot;

    namequot;Centosquot; disk[#39;phy:/dev/sdb1,xvda1,w#39;] rootquot;/dev/xvda1quot;

  3. kernel = quot;/boot/vmlinuz2.6.18.8xwnUquot; ramdisk = quot;/boot/initrd.img2.6.18.8xwnUquot; memory = quot;256quot;

    name= quot;Centosquot;

    disk= [#39;phy:/dev/sdb1,xvda1,w#39;] root= quot;/dev/xvda1quot;

  4. kernel [#39;/boot/vmlinuz2.6.18.8xwnU#39;] ramdisk [#39;/boot/initrd.img2.6.18.8xwnU#39;] memory [#39;256#39;]

name[#39;Centos#39;] disk[#39;phy:/dev/sdb1,xvda1,w#39;] root[#39;/dev/xvda1#39;]

Answer: C

Question No: 37

What is the name of the heartbeat configuration file?

  1. ha.cf

  2. heartbeat.cf

  3. heartbeat.conf

  4. hb.conf

Answer: A

Question No: 38

When setting up a KVM virtualization host, which one of the following components is NOT required?

  1. libvirt

  2. kvm kernel modules

  3. bridgeutils

  4. virsh

  5. qemu

Answer: D

Question No: 39

Which function is not supported in a GFS2 file system?

  1. repair

  2. grow

  3. shrink

  4. withdraw

Answer: C

Question No: 40 CORRECT TEXT

Which option is missing in the command below to perform a Xen migration of a domain without pausing the virtual machine? (Please specify only the option in short or long form)

xm migrate vm1 192.168.1.1 Your Response

Answer: -l -live l live

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