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Oracle 1z0-902 Test Dumps

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Question # 1

You are in the process of upgrading your nonvirtualized X9M-2 Database Machine elastic configuration with 4 database servers and 7 HC storage servers with an additional 4 database servers and 7 HC storage servers. The new storage servers are called DM01CEL08 through dmoicel14. After creating 96 new griddisks, you issued this SQL statement: How many failgroups if any, will be added to the DATE diskgroup by executing this SQL statement?
A. 1 consisting of all 96 griddisks
B. 96 consisting of one griddisk each
C. 0 because the new griddisks will be added to the existing faiigroups
D. 12 consisting of seven griddisks each
E. 7 consisting of 12 griddisks each

D.
12 consisting of seven griddisks each

Question # 2

You are going to create an ACFS Filesystem for use as a staging area for data loads. Examine the following commands: What steps and in which order should they be executed?
A. 6, 2, 1, 8, 4, 5
B. 6, 8, 3, 4, 2, 1
C. 6, 3, 1, 9, 7, 8
D. 6, 1, 2, 7, 5, 8

C.
6, 3, 1, 9, 7, 8

Question # 3

You are adding a disk expansion kit to a running Exadata X8M Database Machine'sDatabase Servers, and have a filesystem layout that includes: After running the following commands, which command needs to be run to add 20G of space to the filesystem mounted on /u01?
A. # lvextend -L +20G —verbose /dev/mapper/VGExaDb-LVDbOral
B. # xfs_growfs /uOl +20G
C. # resize2fs +20G /dev/VGExaDb/LVDbOral
D. # lvextend -L +20G —verbose /dev/VGExaDb/LVDbOral

A.
# lvextend -L +20G —verbose /dev/mapper/VGExaDb-LVDbOral

Question # 4

Which two statements are true for the Oracle Exadata Configuration Assistant (OECA)?
A. OECA reconfigures the size of disk groups and recreates grid disks.
B. OECA extends the hardware for the elastic configuration only.
C. OECA allows one XT storage server in the configuration.
D. OECA's "Add Equipment" input option allows allocation of RU slots for customer equipment.
E. OECA facilitates PDU power selection initially and after equipment addition.

C.
OECA allows one XT storage server in the configuration.

D.
OECA's "Add Equipment" input option allows allocation of RU slots for customer equipment.

Question # 5

Which of the following is NOT a requirement when validating, receiving, unpacking, and planning access route and space requirements for Exadata Database Machine?
A. The entire access route to the installation site should be free of raised-pattern flooring that can cause vibration.
B. 914mm of space required above the rack height is required for maintenance access.
C. The incline of any access route ramp must be less than or equal to 6 degrees.
D. All four leveling and stabilizing feet should be raised and out of the way prior to moving the rack.
E. Oracle Exadata Rack may only be installed on raised floor environments.

Question # 6

Which two statements are true about the initial storage configuration after the standard (non-virtualized) deployment of a new Exadata Database Machine with High Capacity storage servers?
A. The sparse_<DBM_NAME> diskgroup is created automatically.
B. There is free space available on the hard disks inside the database servers for possible extension of the /uoi file system.
C. The DATA_<DBM_Name> and RECO_<DBM_NAME> ASM diskgroups are built on with DATA on the outer-most tracks and RECO on the inner-most tracks of the physical disk.
D. There is free space available on flashdisks inside the Exadata storage servers for possible use for storage indexes.
E. There is free space available on flashdisks inside the Exadata storage servers to configure Exadata Smart Flash Logs.

B.
There is free space available on the hard disks inside the database servers for possible extension of the /uoi file system.

E.
There is free space available on flashdisks inside the Exadata storage servers to configure Exadata Smart Flash Logs.

Question # 7

How is Exadata Secure RDMA Fabric isolation used in X9M-2 with virtualization enabled?
A. With Secure Fabric isolation, each Storage Server runs multiple KVM guests each dedicated to a Database VM cluster using a dedicated network partition and VLAN ID. This provides security and isolation between multiple tenants or VM clusters.
B. With Secure Fabric isolation, each Database VM Guest uses a dedicated network partition and VLAN ID for client networking between application servers. This improves security by preventing man in the middle attacks.
C. With Secure Fabric isolation, each Database VM Cluster uses a dedicated network partition and VLAN ID for Data Guard networking between the primary and disaster recovery Exadata racks. This improves security by isolating data guard traffic onto an encrypted network between data centers.
D. With Secure Fabric isolation, each Database VM cluster uses a dedicated network partition and VLAN ID for cluster networking between the database servers in the VM Cluster. This provides security and isolation between multiple tenants or VM clusters.

D.
With Secure Fabric isolation, each Database VM cluster uses a dedicated network partition and VLAN ID for cluster networking between the database servers in the VM Cluster. This provides security and isolation between multiple tenants or VM clusters.

Question # 8

Examine this list of software components: 1. Oracle KVM Guest 2. Oracle Enterprise Manager Agent (OMA) 3. ASM instance 4. RDBMS instance 5. Automatic Diagnostic Repository Command Interpreter (ADRCI) 6. CELLCLI 7. Cell Server(CELLSRV) 8. diskmon 9. Restart Server (RS) 10. Management Server (MS) What is the correct location where these software components can run in the standard Exadata Database Machine deployment?
A. 2, 3, 4, 8, and 10 run on the database servers; 1, 5, 6, 7and 9 run on the Exadata storage servers.
B. 1, 2, 3, 4, 9 and 10 run on the database servers; 5, 6, 7, 8, 9, and 10 run on the Exadata storage servers.
C. 1, 2, 3, 4, 5, 8, 9 and 10 run on the database servers; 5, 6,7, 9 and 10 run on the Exadata storage servers.
D. 3, 4, 8, and 10 run on the database servers; 1, 2, 5, 6, 7 and 9 run on the Exadata storage servers.
E. 1, 2, 3, 4, 8 and 9 run on the database servers; 5, 6, 7, 9 and 10 run on the Exadata storage servers.

C.
1, 2, 3, 4, 5, 8, 9 and 10 run on the database servers; 5, 6,7, 9 and 10 run on the Exadata storage servers.

Question # 9

Which are two correct statements about backing up Exadata Database Machine?
A. Backup of the Oracle Cluster Registry, which also contains Voting Disk information, is automatically maintained on the file system of the first database server.
B. Backing up Exadata Storage Server Software is critical for restoration.
C. For high availability, system area can be on the first two disks and M.2 devices.
D. The M.2 disk is hot pluggable and can be replaced when the power is on, but you will have to restore the system data manually.
E. Use a snapshot-based backup of an Oracle Exadata Database Machine database server software.

D.
The M.2 disk is hot pluggable and can be replaced when the power is on, but you will have to restore the system data manually.

E.
Use a snapshot-based backup of an Oracle Exadata Database Machine database server software.

Question # 10

Which four actions should you take before proceeding with applying updates to your Exadata Database Machine?
A. Consult My Oracle Support note 888828.1 to determine the current recommended Exadata software release.
B. Check the Exadata Critical Issues My Oracle Support note 1270094.1 for any issues not added to the latest version of exachk.
C. Run exachk and resolve only WARNINGS that you have not seen before.
D. Run the appropriate patchmgr preqequisite check step for each component being updated.
E. Run patchmgr --all_comp —autofix —autobackup —upgrade —rolling.

A.
Consult My Oracle Support note 888828.1 to determine the current recommended Exadata software release.

D.
Run the appropriate patchmgr preqequisite check step for each component being
updated.

E.
Run patchmgr --all_comp —autofix —autobackup —upgrade —rolling.

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Oracle Exadata Database Machine X9M Implementation Essentials Exam Dumps

Exam Code: 1z0-902
Exam Name: Oracle Exadata Database Machine X9M Implementation Essentials

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