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Oracle 1z0-902 - Oracle Exadata Database Machine X9M Implementation Essentials

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Total 85 questions

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.

F.

For database servers, perform a server backup using patchmgr —dbnodes db_list_file —backup —rolling.

Which are two correct statements for managing virtual deployment using Oracle Exadata Deployment Assistant (OEDA)?

A.

OEDA allows customers to have both bare metal (BM) and virtual machine (VM) in an Exadata X9M Quarter Rack.

B.

There is no limit on the number of VMs in an Exadata rack as long as the Exadata rack has adequate resources.

C.

OEDA deployment steps include calibrate cells, create cell disks, and resecure machine.

D.

OEDA sets up key-based authentication for the root user by using the setuprootssh.sh utility included with OEDA.

Examine these commands:

1. Execute "crscti stop cluster -all" as the grid user from one database server.

2. Execute "crscti stop cluster -all" as root from one database server.

3. Power off all network switches.

4. Execute "crscti stop cluster" as root from one database server.

5. Execute "crscti stop cluster" as the grid user from one database server.

6. Power off the rack using the power switches on the PDUs.

7. Execute "shutdown -h now" on all database servers.

8. Execute "shutdown -h now" on all Exadata storage servers.

Which is the correct order or the required commands to completely power off an Exadata Database Machine in an orderly fashion?

A.

5, 8, 7, and 6

B.

4, 7, 8, 3, and 6

C.

2, 8, 7, 3, and 6

D.

2, 7, 8, and 6

E.

1, 8, 7, 3 and 6

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.

You are hardening the security posture of your Exadata Database Machine. Before disabling ssh access to the storage servers, what should you do to enable REST access to the MS process?

A.

Install Oracle Rest Data Services on each Database server and install the MS APEX application.

B.

The MS Process on the storage servers is natively endowed with REST services, but are not enabled by default.

C.

Install Oracle Rest Data Services on each Storage server and install the MS APEX application.

D.

The MS Process on the storage servers is natively endowed with REST services and are enabled by default, however, appropriate roles and users should be created to ensure security.

Which dbmcli command is NOT valid on Exadata X9M?

A.

dbmcli -e "LIST METRICHISTORY WHERE name LIKE 'DS_.*’”

B.

dbmcli -e "LIST METRICCURRENT WHERE name = 'DS_TEMP’ ”

C.

dbmcli -e "LIST IBPORT DETAIL"

D.

dbmcli -e "LIST ALERTHISTORY WHERE agelnMinutes < 15"

You are providing oversight for the delivery of a new Exadata Database Machine.

1. Stabilize the Exadata Rack.

2. Unpack Oracle Exadata Rack.

3. Review the safety guidelines.

4. Let the Exadata acclimatize for 24 hours.

5. Power on Exadata PDU A.

6. Place Exadata in its allocated space.

7. Power on Exadata PDU B.

What is the correct order of these steps?

A.

4,3,2,6,1,7,5

B.

3,2,6,4,1,7,5

C.

2,3,4,6,1,7,5

D.

3,2,6,1,4,7,5

E.

2,6,1,4,3,7,5

What does the following command do?

root@rul6 -]# for j in {01..23} ; do ipmitool sunoem cli "set /SP/network/test ping=192.168.1.1$j'' ; done

A.

Sets the address for each storage and database server's /SP during installation to enable ping testing from the management network, run from the first database server.

B.

Verifies that the ILOM management network is working before installation of all storage and database servers in a full rack Exadata X9M-2, run from the first database server.

C.

Verifies that the ILOM management network is working after OEDA configuration has completed for all storage and database servers in a full rack Exadata X9M-2, run from the first database server.

D.

Sets the test address for the RoCE network for all storage and database servers in a full rack Exadata X9M-2, run from the first database server.

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

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 Oracle VM Manager.

B.

Use the OEDA web-based configuration tool.

C.

Use domu_maker utility.

D.

Use the xm command.

E.

Use the OEDA Command line interface.