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Guide for Oracle Exadata Database Machine X9M Implementation Essentials

Quiz Oracle Exadata Database Machine X9M Implementation Essentials

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/ 10

Quiz

1/10
What is the maximum DRAM capacity you can expand an X9M-2 DB Server?
Select the answer
1 correct answer
A.
1536GB
B.
512GB
C.
2048GB
D.
768GB
E.
1024GB
F.
384GB

Quiz

2/10
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?
Select the answer
1 correct answer
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.

Quiz

3/10
Your customer needs to ensure that their data is available on the Exadata machine during updates. The customer wants to be able to update one server at a time but still be protected against single- node server failure. What ASM redundancy level should they use?
Select the answer
1 correct answer
A.
Normal
B.
Sparse
C.
High
D.
External
E.
Extended

Quiz

4/10
Which three statements are true about the CELLCLI command?
Select the answer
3 correct answers
A.
It can execute commands on multiple storage servers in parallel.
B.
It has command-line history.
C.
It requires root privileges to create CELLDISKS and GRIDDISKS.
D.
It can be executed on storage servers.
E.
It can be executed using the DCLI utility.

Quiz

5/10
An Exadata X9M-2 Elastic Rack with 4 Database Servers and 8 HC Storage Servers and 3-phase 24kVA PDUs is being installed in a Data Center. However, the Data Center is only providing enough power for a single cable from each PDU. Which statement is correct?
Select the answer
1 correct answer
A.
A splitter cable can be used to provide power to all PDU cables.
B.
The power cables from the servers to the PDUs can be rearranged inside the rack following OECA guidance to utilize a single PDU power cable.
C.
The installation cannot proceed until two power feeds are available per PDU.
D.
The installation can go ahead, no change is required.

Quiz

6/10
You have been tasked with replacing a memory module of an Exadata Storage Server and need to power off the affected storage server. Which two commands must you execute to safely power off the storage server in an Exadata X9M Database Machine?
Select the answer
1 correct answer
A.
CeLLCLI> alter cell shutdown SERVICES all on the affected storage server
B.
CeLLCLI> list GRIDDISK where status != 'inactive' on the affected storage server
C.
'crsct1 stop cluster -all' on one of the database servers
D.
CellCLI LIST GRIDDISK ATTRIBUTES name WHERE asmdeactivationoutcome != 'Yes' on the affected Storage server
E.
CellCLI alter GRIDDISK all inactive on the affected storage server
F.
shutdown -h now' on the affected storage server

Quiz

7/10
Which are two valid reasons for executing an X9M-2 Exadata storage server rescue procedure?
Select the answer
2 correct answers
A.
the failure of physical disk 1
B.
corruption in the / (root) filesystem
C.
the failure of both physical M.2 disks
D.
the failure of physical disk 0 and 11
E.
moving all disks from one cell to another as part of a chassis-level component failure
F.
accidental loss of all data from all griddisks in a storage server
G.
corruption in a normal or high redundancy ASM diskgroup

Quiz

8/10
What is the minimum Oracle Linux version required to support RoCE and Persistent Memory?
Select the answer
1 correct answer
A.
Oracle Linux 7.5
B.
Oracle Linux 6.9
C.
Oracle Linux 8.0
D.
Oracle Linux 7.7

Quiz

9/10
Which of the following is NOT a requirement when validating, receiving, unpacking, and planning access route and space requirements for Exadata Database Machine?
Select the answer
1 correct answer
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.
F.
A conditioned space is required to remove the packaging material to reduce particles before entering the data center.

Quiz

10/10
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?
Select the answer
1 correct answer
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
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  • Quiz name:Oracle Exadata Database Machine X9M Implementation Essentials
  • Total number of questions:59
  • Number of questions for the test:50
  • Pass score:80%

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