Les meilleures Symantec 250-253 examen pratique questions et réponses

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Code d'Examen: 250-253
Nom d'Examen: Symantec (Administration of Veritas Cluster Server 6.0 for Unix )
Questions et réponses: 108 Q&As

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NO.1 The administrator of a four-node Veritas cluster has configured notifications as highly available for all
notification methods. How many notification manager resources are running when all nodes are
considered?
A. 1
B. 2
C. 4
D. 8
Answer: A

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NO.2 When architecting Coordination Point (CP) server into a Veritas Cluster Server (VCS) environment,
what should be done to ensure the CP service remains online?
A. configure multiple CP server instances on the same node
B. configure CP server as a resource in a VCS cluster
C. ensure that the CP server is backed up regularly
D. ensure that the CP server is on a reliable network
Answer: B

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NO.3 You have removed a system from a running Veritas Cluster Server cluster so that the cluster now only
has seven nodes. You need to ensure the cluster will start successfully after a complete cluster shutdown.
Which line should be in the /etc/gabtab file to successfully start the cluster?
A. gabconfig -c -n 7
B. clust start seed=7
C. gabconfig start seed=7
D. clust -c -n 7
Answer: A

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NO.4 Which two actions must be taken to upgrade an application under Veritas Cluster Server control?
(Select two.)
A. verify that the application agent supports the new version
B. verify that the new version is supported with haagent verify
C. freeze the application service group
D. freeze the application resources
E. stop the application agent on all systems
Answer: A,C

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NO.5 Which two triggers can only be enabled at the resource level? (Select two.)
A. Resrestart
B. Resadminwait
C. Resfault
D. Resstatechange
E. resnotoff
Answer: B,E

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NO.6 Which type of resources are considered by Veritas Cluster Server when determining whether a service
group is online?
A. OnOnly
B. OnOff
C. Persistent
D. None
Answer: B

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NO.7 One of the three coordinator disks needs to be repurposed as a data disk. What can the administrator
do to accommodate growth in the data center and still provide SCSI-3 I/O fencing?
A. use gatekeeper LUNs to provide additional coordinator disks
B. replace all coordinator disks with Coordination Point servers
C. remove a coordinator disk from the cluster and replace it with a Coordination Point server
D. use compressed disks to double the space available for coordinator disks to enable future growth
Answer: C

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NO.8 What is the first step when upgrading the operating system on a single node in a running multi-node
Veritas Cluster Server (VCS) cluster?
A. offline service groups on the node
B. freeze the service groups
C. migrate parallel service groups
D. shut down VCS on all nodes
Answer: A

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NO.9 Which two resource attributes need to be correctly set to prevent an unplanned outage due to an
improper configuration that might cause a fault during the online process of the new resource? (Select
two.)
A. AutoStart
B. Critical
C. Enabled
D. AutoDisabled
E. MonitorOnly
Answer: B,C

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NO.10 Which two actions can be taken to determine whether an application clustered with Veritas Cluster
Server (VCS) has been successfully started or stopped? (Select two.)
A. examine the online log file
B. examine the engine log file
C. view the Security Log from the VCS Java GUI
D. view the Log Desk from the VCS Java GUI
E. view the Application_A.log file
Answer: B,D

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NO.11 Refer to the exhibit.
An administrator has configured preferred fencing. Cluster communication breaks and separates sym1
from the other cluster nodes. Which node(s) will survive the fencing race?
A. sym1 only
B. sym2 only
C. sym3 only
D. both sym2 and sym3
Answer: D

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NO.12 An additional email address was added to the Veritas Cluster Server notifier resource without any other
actions being taken. All but one user is receiving notifications. How can this problem be solved?
A. refresh the mailbox of the impacted user
B. restart the notifier resource
C. restart the SNMP daemon
D. restart the HAD daemon
Answer: B

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NO.13 While Veritas Cluster Server supports nodes in a cluster using different hardware or operating system
versions, this is potentially undesirable for which two reasons? (Select two.)
A. user security
B. inability to handle load on failover
C. cluster upgrades
D. operational complexity
E. network connectivity
Answer: B,D

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NO.14 In a four-node cluster configuration, main.cf is modified to remove one of the four nodes. That node is
decommissioned, and the remaining cluster configuration is unchanged. A power failure causes all three
remaining nodes to shut down. What happens when all three nodes are powered on.?
A. The three nodes form a cluster.
B. Veritas Cluster Server will need manual intervention to come online.
C. LLT will fail because the fourth node is in the llthosts.
D. Veritas Cluster Server will go into ADMIN_WAIT.
Answer: B

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NO.15 An administrator is manually adding a node named sym3 to an existing two-node cluster. What must
be done after installing Veritas Cluster Server and configuring cluster communications on the new node?
A. run hastart -add sym3 on any node
B. run hasys -force sym3 on the new node
C. run haclus -addnode sym3 on the new node
D. run hastart on the new node
Answer: D

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