LPI 304-200 Exam Practice Test Instant Access

Question 1

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

AEach GFS2 filesystem has exactly one journal.

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

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

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

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

Answer : C

Question 2

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.)

AA security resource in order to permit other cluster services to access the data on the DRBD device.

BA health resource in order to check the integrity of the file system.

CA file system resource to mount the device.

DA replication resource that synchronizes the DRBD device's data to all nodes that may take over the device after a failover.

EA constraint to ensure the device is mounted before the dependent services are started.

Answer : C, E

Question 3

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

Accmd

Bcrmd

Cfencer

Dpengine

Ekeepalived

Answer : B, D

Question 4

When using the gatewaying/direct routing forwarding method of Linux Virtual Server (LVS), which of the following statements is true?

AThe default route of all backend servers must point to the LVS host.

BEvery backend server must accept packets addressed to the IP address of the virtual service.

COn the backend servers, all packets appear to originate from the IP address of the LVS host.

DThe link layer addresses of all backend servers must be included in the LVS configuration.

EWhen using gatewaying/direct routing, only the round robin algorithm is available.

Answer : B

Question 5

Which of the following commands can be used to safely test and preview Pacemaker configuration changes? (Choose TWO correct answers.)

Acrm_test

Bcrm_simulate

Ccrm_dryrun

Dcrm_lab

Ecrm_shadow

Answer : B, E

Question 6

Which of the following device classes are commonly used STONITH devices? (Choose THREE correct answers.)

AUninterruptable Power Supplies, UPS

BCPU frequency management tools

CBlade Control Devices

DRemote Management Services like iLO or DRAC

ELocal node storage

Answer : A, C, D

Question 7

When running a Linux Virtual Server (LVS) cluster, what is the purpose of a nanny process?

AEach nanny process checks the state of one configured service on one real server, and tells LVS if the service on that real server is malfunctioning.

BThe nanny process powers off a nonfunctional backend server.

CThe nanny process restarts the daemon of a failed service on a real server node.

DThe nanny process changes the IP routing table in the Linux kernel according to the LVS configuration.

Answer : A

LPI 304-200 LPIC-3 Exam 304: Virtualization & High Availability Exam Practice Test