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LPI 304-200 Exam

LPIC-3 Exam 304: Virtualization & High Availability

Total Questions: 120
Last Updated : 08-04-2024

What is Included in the LPI 304-200 Exam?

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LPI 304-200 Exam Overview :

Exam Name LPIC-3 Exam 304: Virtualization & High Availability
Exam Code 304-200
Actual Exam Duration 90 minutes
Expected no. of Questions in Actual Exam 60
Official Information https://www.lpi.org/our-certifications/exam-304-objectives
See Expected Questions LPI 304-200 Expected Questions in Actual Exam
Take Self-Assessment Use LPI 304-200 Practice Test to Assess your preparation - Save Time and Reduce Chances of Failure

LPI 304-200 Exam Topics :

Section Weight Objectives
Topic 330: Virtualization 36% 330.1 Virtualization Concepts and Theory

Weight: 8

Description: Candidates should know and understand the general concepts, theory and terminology of Virtualization. This includes Xen, KVM and libvirt terminology.

Key Knowledge Areas:
  •     Terminology
  •     Pros and Cons of Virtualization
  •     Variations of Virtual Machine Monitors
  •     Migration of Physical to Virtual Machines
  •     Migration of Virtual Machines between Host systems
  •     Cloud Computing

330.2 Xen

Weight: 9

Description: Candidates should be able to install, configure, maintain, migrate and troubleshoot Xen installations. The focus is on Xen version 4.x.

Key Knowledge Areas:
  •     Xen architecture, networking and storage
  •     Xen configuration
  •     Xen utilities
  •     Troubleshooting Xen installations
  •     Basic knowledge of XAPI
  •     Awareness of XenStore
  •     Awareness of Xen Boot Parameters
  •     Awareness of the xm utility

Terms and Utilities:
  •     Domain0 (Dom0), DomainU (DomU)
  •     PV-DomU, HVM-DomU
  •     /etc/xen/
  •     xl
  •     xl.cfg
  •     xl.conf
  •     xe
  •     xentop
330.3 KVM

Weight: 9

Description: Candidates should be able to install, configure, maintain, migrate and troubleshoot KVM installations.

Key Knowledge Areas:
  •     KVM architecture, networking and storage
  •     KVM configuration
  •     KVM utilities
  •     Troubleshooting KVM installations
Terms and Utilities:
  •     Kernel modules: kvm, kvm-intel and kvm-amd
  •     /etc/kvm/
  •     /dev/kvm
  •     kvm
  •     KVM monitor
  •     qemu
  •     qemu-img

330.4 Other Virtualization Solutions

Weight: 3

Description: Candidates should have some basic knowledge and experience with alternatives to Xen and KVM.

Key Knowledge Areas:
  •     Basic knowledge of OpenVZ and LXC
  •     Awareness of other virtualization technologies
  •     Basic knowledge of virtualization provisioning tools
Terms and Utilities:
  •     OpenVZ
  •     VirtualBox
  •     LXC
  •     docker
  •     packer
  •     vagrant
330.5 Libvirt and Related Tools

Weight: 5

Description: Candidates should have basic knowledge and experience with the libvirt library and commonly available tools.

Key Knowledge Areas:
  •     libvirt architecture, networking and storage
  •     Basic technical knowledge of libvirt and virsh
  •     Awareness of oVirt
Terms and Utilities:
  •     libvirtd
  •     /etc/libvirt/
  •     virsh
  •     oVirt
330.6 Cloud Management Tools

Weight: 2

Description: Candidates should have basic feature knowledge of commonly available cloud management tools.

Key Knowledge Areas:
  •     Basic feature knowledge of OpenStack and CloudStack
  •     Awareness of Eucalyptus and OpenNebula
Terms and Utilities:
  •     OpenStack
  •     CloudStack
  •     Eucalyptus
  •     OpenNebula
The following is a partial list of the used files, terms and utilities:
  •     Hypervisor
  •     Hardware Virtual Machine (HVM)
  •     Paravirtualization (PV)
  •     Container Virtualization
  •     Emulation and Simulation
  •     CPU flags
  •     /proc/cpuinfo
  •     Migration (P2V, V2V)
  •     IaaS, PaaS, SaaS
Topic 334: High Availability Cluster Management 18% 334.1 High Availability Concepts and Theory

Weight: 5

Description: Candidates should understand the properties and design approaches of high availability clusters.

Key Knowledge Areas:
  •     Understand the most important cluster architectures
  •     Understand recovery and cluster reorganization mechanisms
  •     Design an appropriate cluster architecture for a given purpose
  •     Application aspects of high availability
  •     Operational considerations of high availability

Terms and Utilities:
  •     Active/Passive Cluster, Active/Active Cluster
  •     Failover Cluster, Load Balanced Cluster
  •     Shared-Nothing Cluster, Shared-Disk Cluster
  •     Cluster resources
  •     Cluster services
  •     Quorum
  •     Fencing
  •     Split brain
  •     Redundancy
  •     Mean Time Before Failure (MTBF)
  •     Mean Time To Repair (MTTR)
  •     Service Level Agreement (SLA)
  •     Disaster Recovery
  •     Replication
  •     Session handling
334.2 Load Balanced Clusters

Weight: 6

Description: Candidates should know how to install, configure, maintain and troubleshoot LVS. This includes the configuration and use of keepalived and ldirectord. Candidates should further be able to install, configure, maintain and troubleshoot HAProxy.

Key Knowledge Areas:
  •     Understanding of LVS / IPVS
  •     Basic knowledge of VRRP
  •     Configuration of keepalived
  •     Configuration of ldirectord
  •     Backend server network configuration
  •     Understanding of HAProxy
  •     Configuration of HAProxy
Terms and Utilities:
  •     ipvsadm
  •     syncd
  •     LVS Forwarding (NAT, Direct Routing, Tunneling, Local Node)
  •     connection scheduling algorithms
  •     keepalived configuration file
  •     ldirectord configuration file
  •     genhash
  •     HAProxy configuration file
  •     load balancing algorithms
  •     ACLs
334.3 Failover Clusters

Weight: 6

Description: Candidates should have experience in the installation, configuration, maintenance and troubleshooting of a Pacemaker cluster. This includes the use of Corosync. The focus is on Pacemaker 1.1 for Corosync 2.x.

Key Knowledge Areas:
  •     Pacemaker architecture and components (CIB, CRMd, PEngine, LRMd, DC, STONITHd)
  •     Pacemaker cluster configuration
  •     Resource classes (OCF, LSB, Systemd, Upstart, Service, STONITH, Nagios)
  •     Resource rules and constraints (location, order, colocation)
  •     Advanced resource features (templates, groups, clone resources, multi-state resources)
  •     Pacemaker management using pcs
  •     Pacemaker management using crmsh
  •     Configuration and Management of corosync in conjunction with Pacemaker
  •     Awareness of other cluster engines (OpenAIS, Heartbeat, CMAN)
Terms and Utilities:
  •     pcs
  •     crm
  •     crm_mon
  •     crm_verify
  •     crm_simulate
  •     crm_shadow
  •     crm_resource
  •     crm_attribute
  •     crm_node
  •     crm_standby
  •     cibadmin
  •     corosync.conf
  •     authkey
  •     corosync-cfgtool
  •     corosync-cmapctl
  •     corosync-quorumtool
  •     stonith_admin
334.4 High Availability in Enterprise Linux Distributions

Weight: 1

Description: Candidates should be aware of how enterprise Linux distributions integrate High Availability technologies.

Key Knowledge Areas:
  •     Basic knowledge of Red Hat Enterprise Linux High Availability Add-On
  •     Basic knowledge of SUSE Linux Enterprise High Availability Extension
Terms and Utilities:
  •     Distribution specific configuration tools
  •     Integration of cluster engines, load balancers, storage technology, cluster filesystems, etc.
Topic 335: High Availability Cluster Storage 6% 335.1 DRBD / cLVM

Weight: 3

Description: Candidates are expected to have the experience and knowledge to install, configure, maintain and troubleshoot DRBD devices. This includes integration with Pacemaker. DRBD configuration of version 8.4.x is covered. Candidates are further expected to be able to manage LVM configuration within a shared storage cluster.

Key Knowledge Areas:
  •     Understanding of DRBD resources, states and replication modes
  •     Configuration of DRBD resources, networking, disks and devices
  •     Configuration of DRBD automatic recovery and error handling
  •     Management of DRBD using drbdadm
  •     Basic knowledge of drbdsetup and drbdmeta
  •     Integration of DRBD with Pacemaker
  •     cLVM
  •     Integration of cLVM with Pacemaker
Terms and Utilities:
  •     Protocol A, B and C
  •     Primary, Secondary
  •     Three-way replication
  •     drbd kernel module
  •     drbdadm
  •     drbdsetup
  •     drbdmeta
  •     /etc/drbd.conf
  •     /proc/drbd
  •     LVM2
  •     clvmd
  •     vgchange, vgs
335.2 Clustered File Systems

Weight: 3

Description: Candidates should know how to install, maintain and troubleshoot installations using GFS2 and OCFS2. This includes integration with Pacemaker as well as awareness of other clustered filesystems available in a Linux environment.

Key Knowledge Areas:
  •     Understand the principles of cluster file systems
  •     Create, maintain and troubleshoot GFS2 file systems in a cluster
  •     Create, maintain and troubleshoot OCFS2 file systems in a cluster
  •     Integration of GFS2 and OCFS2 with Pacemaker
  •     Awareness of the O2CB cluster stack
  •     Awareness of other commonly used clustered file systems

Terms and Utilities:
  •     Distributed Lock Manager (DLM)
  •     mkfs.gfs2
  •     mount.gfs2
  •     fsck.gfs2
  •     gfs2_grow
  •     gfs2_edit
  •     gfs2_jadd
  •     mkfs.ocfs2
  •     mount.ocfs2
  •     fsck.ocfs2
  •     tunefs.ocfs2
  •     mounted.ocfs2
  •     o2info
  •     o2image
  •     CephFS
  •     GlusterFS
  •     AFS

Updates in the LPI 304-200 Exam Topics:

LPI 304-200 exam questions and practice test are the best ways to get fully prepared. Study4exam's trusted preparation material consists of both practice questions and practice test. To pass the actual Linux Enterprise Professional 304-200 exam on the first attempt, you need to put in hard work on these questions as they cover all updated LPI 304-200 exam topics included in the official syllabus. Besides studying actual questions, you should take the LPI 304-200 practice test for self-assessment and actual exam simulation. Revise actual exam questions and remove your mistakes with the LPIC-3 Exam 304: Virtualization & High Availability 304-200 exam practice test. Online and Windows-based formats of the 304-200 exam practice test are available for self-assessment.

 

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LPI Cluster Storage | LPI KVM Configuration | LPI Xen architecture, networking and storage | 304-200 Valid Dumps | Linux Enterprise Professional Exam Questions

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