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Code d'Examen: 1Z0-884
Nom d'Examen: Oracle (Oracle Solaris Cluster 3.2 System Administrator Certified Professional Exam)
Questions et réponses: 243 Q&As
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NO.1 Occasionally you may need to rebuild your cluster. If you rebuilt a cluster named "dev" without
removing the old quorum server information, you may want to clean up the old quorum server information
manually.
Which command would you use to remove the old quorum server information after using the command
clqs show to obtain the cluster name and ID?
(--- Cluster dev (id 0x448DE82F) Registrations ---)
A. clclust remove -F quorum-serv-v
B. clqs clear -c dev -I 0x448DE82F 9000
C. scquorum -c dev -I 0x448DE82F 9000
D. Reboot the quorum server
Answer: B
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NO.2 Which statement is incorrect regarding the in.mpathd daemon?
A. IPMP uses ping to contact any router listed in the routing table.
B. If no router exists, IPMP submits a ping to the all-hosts multicast address.
C. If static host routes are available, these hosts will be contacted using ping.
D. You can configure link state monitoring on Solaris 9.
Answer: D
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NO.3 You run cldg status to view the status of your device group. What must be true about the node that is
listed as the Primary.?
A. It is the preferred node for the device group.
B. It is the current primary node for the device group, not necessarily the preferred node.
C. A global file system configured on a volume of the device group can only be accessed from that node.
D. The device group can run only on that node. If that node fails, the device group will become
unavailable.
Answer: B
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NO.4 The SUNW.HAStoragePlus resource manages different types of storage. In which case is it mandatory
to configure HAStoragePlus?
A. to manage global raw devices
B. to manage global file systems
C. to manage failover file systems
D. to manage global file system devices with an Oracle RAC configuration
Answer: C
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NO.5 You need to remove the Veritas Volume Manager volume named nfsvol in the nfsdg disk group which
is mounted on /nfs.
Which set of commands are used to perform this procedure?
A. umount /nfs; cldg remove nfsdg -r volume nfsvol; scconf sync nfsdg
B. umount /nfs; vxassist -g nfsdg remove volume nfsvol; cldg sync nfsdg
C. unmount -g nfsdg all; vxassist -g nfsdg remove all; cldg sync nfsvol
D. unmount /nfs; vxassist -g nfsdg remove volume nfsvol; cldg sync nfsvol
Answer: B
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NO.6 You have two adapters that you want to configure in the same IPMP group. Neither of them are yet
configured into any IPMP group. The cluster nodes are already configured.
Which tasks must you perform to configure the group?
A. You need to rerun the scinstall utility and let it create your IPMP groups for you.
B. You need to create or edit the /etc/hostname.xxx files for each adapter, using the group option to place
them in the same group.
C. You need to use the clinterconnect (clintr) command and specify the adapters for which you want to
create IPMP groups.
D. You need to create or edit the /etc/hostname.xxx file for only one adapter. In that file, you list all the
adapters that will be in the same group.
Answer: B
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NO.7 Which commands would be used to define a third private network using switches for a two-node
cluster?
A. clintr add-privnet -s switch3 node1:bge2,node2:bge2
B. clintr add node1:bge2
C. clintr add node1:bge2
D. clintr add -s switch3 node1:bge2 node2:bge2
Answer: B
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NO.8 Which two components are part of the Sun Cluster 3.2 software stack? (Choose two.)
A. operating system
B. Sun Cluster 3.2 agents
C. Sun Cluster 3.2 framework
D. volume management software
Answer: B,C
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NO.9 Which two Veritas Volume Manager packages need to be installed on all nodes connected to the
shared storage? (Choose two.)
A. VRTSjre
B. VRTSvlic
C. VRTSvxvm
D. VRTSobgui
E. VRTSvxman
Answer: B,C
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NO.10 A two-node Solaris Volume Manager campus cluster has been installed at sites A and B. A preferred site
A can be configured so that the cluster survives the loss of site B without requiring manual intervention.
Which is the correct procedure to create a preferred site A ?
A. Put the quorum device at site A and configure the majority of the diskset metadb replicas on the disks
located at site A.
B. Put the quorum device at site A and add an extra metadb to the disks in the diskset at both sites A and
B.
C. Put the quorum device at site A and add an extra local metadb to the root disk on the server located at
site A.
D. You cannot do this unless you configure a third site with the quorum device and with
the diskset configured across all three sites, so that the loss of one site will always ensure that two out of
the three metadbs are present.
Answer: A
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NO.11 When using ZFS for your shared storage within the cluster, the mountpoints default to
"/poolname/fsname". You can change the mountpoint name to whatever you want. You want to change
the mountpoint for the filesystem myfs1 in the pool devpool to /oradb.
Which command do you use?
A. zset mount=/oradb devpool/myfs1
B. zpool setmount=/oradb poolname/fsname
C. zfs /oradb set mountpoint devpool/all
D. zfs set mountpoint=/oradb devpool/myfs1
Answer: D
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NO.12 When using ZFS for your shared storage within the cluster, how do you specify the file system
mountpoint?
A. ZFS does not use mountpoints.
B. You must define mountpoints in the /etc/vfstab file first.
C. ZFS mountpoints default to /poolname/fsname, but you can change them to whatever you want using
the zfs command
D. Sun Cluster chooses the name of the file system mountpoints for ZFS.
Answer: C
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NO.13 Which two types of communication can occur on the private interconnect? (Choose two.)
A. cluster heartbeats
B. application data transfer
C. vxconfigd communication
D. Solaris Volume Manager communication
Answer: A,B
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NO.14 A patch has been released for a recently discovered security issue. The cluster administrator has
downloaded the patch and the README shows that it is a rebooting node patch that must be installed in
single-user mode.
What steps should be followed to apply this patch with the minimum amount of downtime for the service.
A. On each node in turn run the commands:
clnode evacuate -
n
shutdown -gO -y -i0
boot -sx
Apply the patch.
Reboot back into cluster.
B. On one node run the following commands:
clrg status
clrg offline
+
On each node in turn run the commands:
shutdown -g0 -y -i0
boot -sx
Apply the patch.
Reboot back into cluster.
When all nodes are patched run the following commands from one node:
clrg online
+
clrg status
C. Connect to all nodes using the cluster console and apply the patch simultaneously.
Reboot each node in turn.
D. On one node run the commands:
clrg status
cluster shutdown -g0
y
Reboot each node outside cluster.
boot -sx
Apply the patch on each node and reboot back into cluster.
boot
Answer: A
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NO.15 You need to have two failover IP addresses on separate subnets both fail over along with an
application. How do you create your IP address resources?
A. You can create a single LogicalHostname resource respresenting both IP addresses.
B. You must create two separate LogicalHostname resources and put them in the same resource group
as the application resource.
C. You must create two separate LogicalHostname resources and put them in two separate resource
groups. A resource group can only contain one LogicalHostname resource.
D. You must create a SharedAddress resource. Only a SharedAddress resource can refer to multiple IP
addresses.
Answer: B
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NO.16 There are various ways to interact with Sun Cluster 3.2 to do daily administration.
Which method is prohibited?
A. using the clsetup command
B. editing the ccr
C. using Sun Cluster Manager
D. using standard cluster commands
Answer: B
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NO.17 You have a three-node cluster and have put one node into maintenance mode.
What do you need to do to give the node its vote back and bring it back into the cluster?
A. Re-install the node to fix the maintenance mode.
B. Reboot the node, the maintenance mode will reset automatically.
C. Remove the node from the cluster, then add it back into the cluster.
D. Add another quorum disk device before booting the node back into the cluster.
Answer: B
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NO.18 You just created a Solaris Volume Manager diskset from the shared storage containing two disks, one
from each of two arrays. You added two connected nodes as mediators for the diskset.
Which two of the following are true? (Choose two.)
A. You must manually create a partition on the diskset disks to hold a metadb replica.
B. The metainit commands that you use to build volumes on the disks will fail unless you mirror across
arrays.
C. The mediators allow you to lose a disk and subsequently maintain high availability if a node fails.
D. If you lose one of the disks and then lose the node that is primary for the diskset, the entire cluster will
lose access to the diskset.
E. The Solaris Volume Manager commands that added disks to the diskset automatically created a single
metadb replica on each disk.
Answer: C,E
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NO.19 Which is applicable to the Cluster Configuration Repository (CCR)?
A. The CCR is only accessed by the cluster software at boot time.
B. The CCR contains information that is critical to the operation of the cluster.
C. The CCR should be configured on shared storage so that all nodes can access it
D. To ensure consistency between the cluster nodes the CCR should be manually copied to all nodes on
a regular basis.
Answer: B
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NO.20 A system administrator has received the Java ES distribution as a two-CD set, and wishes to configure
an NFS server to use as an install server for Sun Cluster 3.2.
What is the correct procedure?
A. Mount and share each CD from a separate server.
B. This is NOT possible, only the DVD distribution can be used in this case.
C. Create a working directory, share it using NFS, and combine the contents of both CDs into it using the
cpio command.
D. Mount the first CD and share it using NFS. When prompted by the installer, unshare and unmount the
CD, and repeat the process with the second CD.
Answer: C
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NO.21 You have a two-node cluster configured. Node one is out of the cluster. You make changes to node two
(add resource groups and disk device groups). You now shut down node two and try to boot node one,
which fails due to amnesia prevention.
Which two keep node one from starting the cluster? (Choose two.)
A. scsi-2 reservations
B. Persistent reservations on the quorum device.
C. Nothing will keep node one from starting the cluster.
D. Node one's key has been previously preempted from the quorum device.
Answer: B,D
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NO.22 You want to create a role that contains only the authorizations Solaris.cluster.modify and
Solaris.cluster.admin. As you then decide which users should be able to successfully access every cluster
command, you can just assign these users to the role and give them the role password.
These users will never need to have the root password, but they will be able to execute every cluster
command.
Which two statements are true? (Choose two.)
A. This scheme will work for both cluster commands and Sun Cluster Manager.
B. There are still some cluster-related activities, such as modifying the /etc/vfstab file, that the user might
NOT be able to do.
C. The users who switch to the role will still NOT have Solaris.cluster.read authorization, so they will not
be able to view cluster status and configuration.
D. This scheme will work as the users try to access command line commands, but it will NOT work if the
users execute operations through Sun Cluster Manager.
Answer: A,B
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NO.23 Solaris 10 allows resource allocation to users by assigning them projects. Consider having to
automatically assign a project to an Oracle user, to start your HA-Oracle database.
Which two options would accomplish this task? (Choose two.)
A. Use the newtask command
B. Assign a project to the user using only the /etc/project file.
C. Assign a project to the user using both the /etc/project and the /etc/user_attr file.
D. Use the Resource_project_name property to pass the project to be used when starting Oracle.
Answer: C,D
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NO.24 A customer has a resource group called nfs-rg with a SUNW.nfs resource called nfs-rs. They want to
check how the Failover_mode property has been set.
Which is the correct command used to accomplish this task ?
A. clrg status
B. clrs show -g nfs-rg
C. clrs show -v nfs-rs
D. clrs list -v nfs-rs
Answer: C
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NO.25 When using ZFS to maintain your cluster file systems, what other software volume management
application do you need to manage the device groups?
A. You do not need any other volume manager software.
B. SVM is needed to manage your disksets.
C. VxVM is needed to manage your disk groups.
D. Veritas CVM is needed to manage the shared disk groups.
Answer: A
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NO.26 A customer needs to do some maintenance to an application resource in their NFS resource group.
They want to have NFS resources active, but want to be sure that if anything goes wrong during the
operation, the NFS service is NOT restarted or the resource group switched.
How can this be accomplished ?
A. The customer can suspend the resource group.
B. The customer can place the resource group into a quiescent state.
C. The customer can place the resource group offline and then enable only the required
resources.
D. The customer can keep the resource group online and then disable monitoring for all the resources.
Answer: A
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NO.27 What is the complete list of acceptable Veritas volumes to hold your Sun Cluster 3.2 application data
on arrays of JBOD disks?
A. mirrored stripe, striped mirrors
B. simple mirrors, mirrored stripe, striped mirrors
C. concatenated subdisks, striped subsets, simple mirrors
D. striped mirrors, striped subdisks, concatenated subdisks, concatenated mirrors
Answer: B
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NO.28 What is the minimum number of nodes required to make a highly available cluster?
A. One
B. Two
C. Four
D. Eight
Answer: B
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NO.29 Which are three reasons to disable automatic quorum device configuration in a two-node cluster?
(Choose three.)
A. You have a dual ported disk or LUN that is not capable of being a quorum device.
B. You want to use a second internal drive for your quorum device.
C. You want to use the quorum server as the quorum device.
D. You want to use a NAS device as a quorum device.
E. You want to use your boot device as your quorum device.
Answer: A,C,D
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NO.30 The cluster administrator is running SunCluster 3.2 on x86 machines running Solaris 10 update 3, and
needs to boot one of the x86 machines into non-cluster mode.
To which menu item does the cluster administrator add -x' using the GRUB editor?
A. kernel /platform/i86pc/multiboot
B. kernel /platform/i86pc/suserboot
C. Solaris 10 11/06 s10x_u3wos_08 X86
D. module /platform/i86pc/boot_archive
Answer: A
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