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  5. LPI Level 3 Exam 304 Questions and Answers

304-200 Sample Questions Answers

Questions 4

Within the graphical output of a KVM virtual machine, which key sequence switches to the KVM monitor of the VM?

Options:

A.

Ctrl-Alt-1

B.

Ctrl-Alt-0

C.

Ctrl-Alt-4

D.

Ctrl-Alt-2

E.

Ctrl-Alt-3

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Questions 5

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

Options:

A.

KVM

B.

Linux VServer

C.

LXC

D.

OpenVZ

E.

Xen

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Questions 6

Which daemon applies the configuration and commands of libvirt to the virtualization components of the host system?

Options:

A.

vmd

B.

virtuald

C.

libvirtmgr

D.

libvirt-worker

E.

libvirtd

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Questions 7

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

Options:

A.

vif

B.

eth

C.

vnet

D.

vbr

E.

net

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Questions 8

Which of the following statements describes fencing resources in a high availability cluster?

Options:

A.

Fencing is the automated stop and restart of cluster services that suffer from software errors.

B.

Fencing is the disconnection of a failed cluster node from any other cluster resources.

C.

Fencing is the forwarding of incoming network connections to backend servers.

D.

Fencing is the assignment of services to different cluster nodes to avoid interference of the services.

E.

Fencing is the accounting and limitation of disk usage on shared storage.

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Questions 9

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.)

Options:

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Questions 10

What does IaaS stand for?

Options:

A.

Integration as a Service

B.

Intelligence as a Service

C.

Instances as a Service

D.

Infrastructure as a Service

E.

Information as a Service

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Questions 11

Which kernel module must be loaded to initiate a RAID-1 like copy of data on two separate storage devices for a clustered storage solution?

Options:

A.

rsyncd

B.

drbd

C.

clraid

D.

clmirror

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Questions 12

What is the name and path of the configuration file for the O2CB cluster that coordinates the nodes using OCFS2 filesystems?

Options:

A.

/etc/ocfs2/cluster.conf

B.

/etc/ocfs/cluster.conf

C.

/etc/ocfs2.conf

D.

/etc/cluster.conf

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Questions 13

What is the task of the Cluster Logical Volume Manager, CLVM?

Options:

A.

It segments the cluster nodes into several logical groups that are always fenced together.

B.

It balances incoming TCP connections to a logical service to several backend nodes.

C.

It makes logical volumes on shared storage available to all cluster nodes.

D.

It allows several nodes to share file system locks in order to access the same files simultaneously.

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Questions 14

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.)

Options:

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.

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Questions 15

Which one of the following is NOT a required component for running an OCFS2 filesystem resource in a Pacemaker cluster?

Options:

A.

A clone resource for the OCFS2 file system.

B.

A shared storage device accessible by all nodes using the OCFS2 filesystem.

C.

The distributed lock manager (DLM).

D.

The cluster logical volume manager (CLVM).

E.

The O2CB service.

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Questions 16

Which of the following statements is true regarding journals of a GFS2 filesystem?

Options:

A.

Each GFS2 filesystem has exactly one journal.

B.

Once a GFS2 filesystem is created, the number of journals cannot be changed.

C.

Every node that simultaneously mounts the filesystem requires its own GFS2 journal.

D.

Journals were heavily used in GFS and are deprecated and optional in GFS2.

E.

The GFS Cluster Journal Daemon, GCJD, handles the journaling in a GFS2 cluster.

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Questions 17

When using HAProxy to load balance requests over a set of web servers, what directive is needed in the HAProxy configuration in order to be able to log, on the backend web servers, the IP address of the client making a request?

Options:

A.

option reverseproxy

B.

option forwardfor

C.

option clientlog

D.

option exposeclient

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Questions 18

How does high availability clustering relate to periodic storage backup? (Choose TWO correct answers.)

Options:

A.

Regular backups become generally unnecessary as any data loss or corruption is automatically recovered by the high availability cluster.

B.

Regular backups remain vital as they allow restoration of data that was accidentally deleted or corrupted.

C.

Regular backups may be reduced to the cluster configuration and cluster state data as this information is sufficient to recover any state of the cluster, including data, at any time.

D.

Backups should be located only on the local storage of the cluster and should not be backed up in order to prevent bandwidth congestion.

E.

Backup procedures may have to be adapted to the cluster to ensure complete and recoverable backups.

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Status:
Expired , and Replaced By
Exam Code: 304-200
Exam Name: LPI Level 3 Exam 304
Last Update: Nov 15, 2023
Questions: 120
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