Oracle Exadata Database Machine X8M Implementation Essentials - 1z1-902 FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

Assume that the RDBMS and ASM instances are up and you are enabling write-back flash cache in one cell server at a time.
Which step(s) should you perform before executing the following command you your Exadata X9M-8 Database Machine, which will set the cell flash cache mode to write-back?
#cellcli -e alter cell flashCacheMode=WriteBack

A. Disable the storage indexes on the cell. B. Create a new flash cache on the cell. C. Inactivate the grid disks on the cell. D. Inactivate all the physical disks on the cell. E. Drop the existing flash cache on the cell. F. Shut down the CELL5RV service on the cell.

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Correct Answer: B,E Vote an answer

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Question 2

You are adding a disk expansion kit to a running Exadata X8M Database Machine's Database 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. # resize2fs +20G /dev/VGExaDb/LVDbOral B. # lvextend -L +20G -verbose /dev/mapper/VGExaDb-LVDbOral C. # xfs_growfs /uOl +20G D. # lvextend -L +20G -verbose /dev/VGExaDb/LVDbOral

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Correct Answer: B Vote an answer

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Question 3

Which of the following is NOT a requirement when validating, receiving, unpacking, and planning access route and space requirements for Exadata Database Machine?

A. A conditioned space is required to remove the packaging material to reduce particles before entering the data center. 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. Oracle Exadata Rack may only be installed on raised floor environments. E. The entire access route to the installation site should be free of raised-pattern flooring that can cause vibration. F. All four leveling and stabilizing feet should be raised and out of the way prior to moving the rack.

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Correct Answer: D Vote an answer

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Question 4

In order two support a new application, you are planning to add a RAC VM cluster to an existing Oracle Exadata X9M-2 deployment.
Which two methods can be considered?

A. Use the xm command. B. Use Oracle VM Manager. C. Use the OEDA web-based configuration tool. D. Use domu_maker utility. E. Use the OEDA Command line interface.

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Correct Answer: C,E Vote an answer

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Question 5

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, 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, 9 and 10 run on the database servers; 5, 6, 7, 8, 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, 5, 8, 9 and 10 run on the database servers; 5, 6,7, 9 and 10 run on the Exadata storage servers.

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Correct Answer: E Vote an answer

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Question 6

You have configured a multirack Database Machine with two X9M-8 full racks all in a single cluster and storage grid comprising a total of 4 X9M-8 Database servers and 28 X9M-8 Storage servers.
Which two options are true regarding the servers on which Enterprise Manager agents must be deployed in order to monitor all components of this multirack configuration?

A. on all database servers and at least two storage servers in both racks B. on all database servers in the first rack C. on all database servers in the second rack D. on all database servers in both racks and one storage server in each rack E. on at least two storage servers in both racks F. on only one database server in both racks G. on all storage servers in both racks

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Correct Answer: A,E Vote an answer

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Question 7

You plan to monitor the status of the motherboard, memory, power, fans, and network cards on the database nodes in your Exadata Database Machine using Enterprise Manager.
Where must you set the thresholds for these hardware components and why, to assure that sensor readings, faults, and any related alerts, are visible in Enterprise Manager?

A. No thresholds need to be set because they are preset in the ILOM and these are sufficient for monitoring. B. No thresholds need to be set because they are preset in the ILOM and in Enterprise Manager C. Set thresholds only in ILOM because they are not preset anywhere but need to be set only in ILOM. D. Set thresholds in ILOM and in Enterprise Manager because they are not preset anywhere and must be set in both places.

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Correct Answer: B Vote an answer

Question 8

Which three component faults are covered by Oracle Auto Service Request (ASR)?

A. I/O boards B. System Controller (SC) C. File system unmounted D. Proactive recommendations for firmware E. Fan trays F. RoCE network interface cards

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Correct Answer: A,B,E Vote an answer

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Question 9

You have a script with several CELLCLI commands that must be executed on each cell in your Exadata full rack. The script must run on each cell simultaneously. How must you achieve this?

A. Copy and execute the script on all storage servers using the EXACLI command. B. Copy the script to all storage servers using the dcli command and manually execute it on each storage server using the DCLI command. C. Copy the script to all storage servers using the CELLCLI command and execute it on all storage servers in parallel using the CELLCLI command. D. Copy the script to all storage servers using the dcli command and manually execute it on all storage servers using the EXACLI command. E. Copy and execute the script on all storage servers using the dcli command.

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Correct Answer: E Vote an answer

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