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NEW QUESTION 28
Which two statements are correct about adding an additional database server to a physical Exadata X9M Database Machine using Oracle Exadata Deployment Assistant (OEDA)?
- A. The applyElasticConfig.sh script performs network configuration for the new servers. The new servers are restarted at the end of the process.
- B. In order to configure the servers with Oracle Exadata Deployment Assistant (OEDA), the new server information must be entered in OEDA, and the configuration file must contain existing nodes.
- C. It is required to install OEDA on the first new database server.
- D. Do not proceed if the OEDA Validate Configuration File step displays an error message about missing files p6880880.zip.
- E. Executing /opt/oracle.supportTools/reclaimdisks.sh -free -reclaim on each Exadata X9M Database server is required to reclaim disk space and perform partition reconfiguration.
Answer: A,D
NEW QUESTION 29
Which are two correct statements for managing virtual deployment using Oracle Exadata Deployment Assistant (OEDA)?
- A. There is no limit on the number of VMs in an Exadata rack as long as the Exadata rack has adequate resources.
- B. OEDA allows customers to have both bare metal (BM) and virtual machine (VM) in an Exadata X9M Quarter Rack.
- 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.
Answer: B,C
NEW QUESTION 30
Which three of the following options are available for database consolidation on Exadata?
- A. Multiple Virtual Machine clusters supporting a single database for greatest resource isolation
- B. Multiple databases spanning a Bare Metal and Virtual Machine cluster to provide resource isolation and consolidation concurrently
- C. Bare Metal deployment with one database per database server
- D. Multiple pluggable databases in one or more container databases on a Virtual Machine or Bare Metal cluster
- E. A single database with one or more schema per application
- F. Multiple Databases on a cluster
Answer: A,D,F
NEW QUESTION 31
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' " - B. dbmcli -e "LIST ALERTHISTORY WHERE agelnMinutes < 15"
- C. dbmcli -e "LIST IBPORT DETAIL"
Answer: B
NEW QUESTION 32
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. 1, 8, 7, 3 and 6
- B. 2, 7, 8, and 6
- C. 2, 8, 7, 3, and 6
- D. 4, 7, 8, 3, and 6
- E. 5, 8, 7, and 6
Answer: B
NEW QUESTION 33
Which two statements are true in regards to starting the Exadata Virtual Machine?
- A. Use vm_maker boot-from-iso command to boot a virtual machine.
- B. To see Oracle Linux boot messages during guest startup, use -console option with the vm_maker -start-domain command.
- C. Use vm_maker -start-domain to start a virtual machine manually.
- D. Use vm_maker -auto-start command to configure a virtual machine to start automatically when the KVM host is started.
- E. To streamline the diagnosis of virtual machines, one ISO file is used for multiple Oracle Exadata System Software releases.
Answer: A,D
NEW QUESTION 34
What is the minimum Oracle Linux version required to support RoCE and Persistent Memory?
- A. Oracle Linux 7.5
- B. Oracle Linux 6.9
- C. Oracle Linux 7.7
- D. Oracle Linux 8.0
Answer: A
NEW QUESTION 35
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. 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.
- B. 2, 3, 4, 8, and 10 run on the database servers; 1, 5, 6, 7and 9 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, 8 and 9 run on the database servers; 5, 6, 7, 9 and 10 run on the Exadata storage servers.
Answer: A
NEW QUESTION 36
I/O performance of the prod database on your Exadata Database Machine has degraded slightly over the past month. The database has been allocated to the OLTP I/O Resource Management (IORM) category.
Which two monitoring tools might be useful in examining I/O performance for the prod database?
- A. OS I/O metrics using OS tools such as iostat on the storage servers
- B. I/O-specific dynamic performance views such as v$iostat_fiie, v$iostat_function, and v$iostat_consumer_group from the prod
database instances using SQL *p1us - C. cellcli (or exacli/exadcli) to examine storage server metrics such as database, category, ceiidisk, and griddisk
- D. OS I/O metrics using Enterprise Manager host pages for the storage servers
- E. OS I/O metrics using OS tools such as iostat on the database servers
Answer: C,E
NEW QUESTION 37
Which two Exadata security features would you configure to control which databases can access which griddisks, when multiple databases share space on your storage servers in an unpartitioned storage grid?
- A. File permissions on the griddisks in each database server
- B. File permissions on the griddisks in each storage server
- C. Using EXADCLI instead of CELLCLI to create the griddisks
- D. Exadata storage realms using database-scoped security mode
- E. Exadata storage realms using ASM-scoped security mode
Answer: B,C
NEW QUESTION 38
What is the maximum DRAM capacity you can expand an X9M-2 DB Server?
- A. 384GB
- B. 768GB
- C. 1024GB
- D. 2048GB
- E. 1536GB
- F. 512GB
Answer: D
Explanation:
The Exadata X9M-2 Database Machine uses powerful database servers, each with two 32-core x86 processors and 512 GB of memory (expandable up to 2 TB).
NEW QUESTION 39
How do ASM failure groups provide redundancy?
- A. Failure groups are created for each grid disk to ensure mirror copies are written to the same storage server for faster recovery after a physical disk failure.
- B. Failure groups contain all ASM disks in a single storage server preventing mirror copies being written to the same storage server.
- C. They ensure that the ASM Flex instances are enabled on a maximum of two database servers or VMs per cluster.
- D. Extended Redundancy mirrors data across data centers providing the highest levels of data protection.
Answer: C
NEW QUESTION 40
You want to monitor how a large production table is accessed. Especially, you are interested to see how the access on that particular table leverages the benefits of the Exadata Platform.
Which two actions are NOT appropriate for that purpose?
- A. YOU query VSSYSTEM_EVENTS and filter for the event 'cell physical IO interconnect bytes returned by smart scan', associated to your table.
- B. You query v$SYSTAT and filter for the statistic 'cell smart table scan', associated to your table.
- C. You run the CellCli-command list activerequest , filtering for the attributes ioReason and objectNumber, that you specify as 'Smart Scan' and the Object ID of your table from DBA_OBJECTS.
- D. You query v$segment_statistics and filter for the Object ID of your table from dba_objects and the the column STATISTIC_NAME='optimized physical reads'.
Answer: A,D
NEW QUESTION 41
You are working on a remote Exadata Database Machine with current software and firmware. You now need to start a storage server after hardware maintenance.
Which ILOM command starts the storage server?
- A. -> start /SYSTEM/power
- B. -> start /SYS/power
- C. -> start /System
- D. You must be physically present in the data center to start an Exadata Storage Server.
- E. -> set /SYS power_state=ON
- F. -> start /SP/console
Answer: C
NEW QUESTION 42
You have been asked to investigate why an Exadata Database Server stopped communicating on the client network for 10 minutes over the past weekend.
Which command would help investigate this?
- A. $ ${ORACLE_HOME}/suptools/tfa/release/tfa_home/bin/tfact1 -from <Fridays_Date>_17:00:00 -to <Sundays_Date>_23:59:00
- B. # /opt/oracle.ExaWatcher/GetExaWatcherResults.sh -from <Fridays_Date>_17:00:00 -to <Sundays_Date>_23:59:00
- C. # /opt/oracle.SupportTools/ibdiagtools/netcheck/runDiagnostics.pm -from <Fridays_Date>_17:00:00 -to <Sundays_Date>_23:59:00
- D. # /opt/oracle.SupportTools/exachk/exachk -from <Fridays_Date>_17:00:00 -to <Sundays_Date>_23:59:00
Answer: C
NEW QUESTION 43
Your system administrator reports an amber, non-blinking light on one of your Exadata storage disks. You immediately execute the 'list physicaldisk where diskType=HardDisk and status=failed DETAIL' command on the Exadata storage system and the specified disk is indeed reported as failed. Platinum Support has not been enabled for this system. Enterprise Manager Cloud Control is monitoring the system.
What is the next step that you should perform before you do anything else?
- A. Ask the system administrator to replace the broken disk with a spare.
- B. Check the database to see if any rebalance operations are active.
- C. Wait for the email of the failure that Exadata or Enterprise Manager will send.
E Download and run the latest exadiag tool. - D. Call Oracle Support and make an appointment so that the drive can be replaced.
- E. Wait for a blue light to appear on the disk if the rebalance operation is running.
Answer: A
NEW QUESTION 44
Which statement is true about the patching features provided in Platinum Services?
- A. Oracle Platinum Service covers Exadata storage software and firmware patching, but customers must perform the database patching.
- B. Patching is done automatically during business hours.
- C. The rolling and complete down time approaches are two options to patching.
- D. Patching services are available for the full software stack up to twice per year.
Answer: A
NEW QUESTION 45
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?
- A. 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.
- B. The installation cannot proceed until two power feeds are available per PDU.
- C. A splitter cable can be used to provide power to all PDU cables.
- D. The installation can go ahead, no change is required.
Answer: A
NEW QUESTION 46
Which two quarantine types can disable Smart Scan for multiple databases that offload SQL statements to a cell on an Exadata Database Machine?
- A. Manually created Quarantine
- B. Database Quarantine
- C. SQL Plan Quarantine
- D. Cell Offload Quarantine
- E. Disk Region Quarantine
Answer: A,B
NEW QUESTION 47
You have been notified by your Network Administrator that an upstream switch has been replaced due to a hardware fault. Which command verifies that the client network on your Exadata X9M-2 Database Server is available via both client switches?
- A. cat /proc/net/bonding/bondeth0
- B. netstat -rn
- C. ifconfig -a legrep "re0| re1"
- D. /opt/oracle.SupportTools/ibdiagtools/checkbadlinks.p1 -all
Answer: D
NEW QUESTION 48
Which three statements are true about the CELLCLI command?
- A. It has command-line history.
- B. It can execute commands on multiple storage servers in parallel.
- 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.
Answer: A,D,E
Explanation:
The CellCLI utility supports command-line history.
Each Exadata Storage cell can be monitored, configured, and maintained using the cellcli command line interface.
The dcli utility facilitates centralized management across an Oracle Exadata Storage Server Software realm by automating the execution of CellCLI commands on a set of cells and returning the output to the centralized management location where the dcli utility was run.
References: http://docs.oracle.com/cd/E80920_01/SAGUG/exadata-storage-server-cellcli.htm
NEW QUESTION 49
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. 3,2,6,1,4,7,5
- B. 2,6,1,4,3,7,5
- C. 3,2,6,4,1,7,5
- D. 4,3,2,6,1,7,5
- E. 2,3,4,6,1,7,5
Answer: E
NEW QUESTION 50
For which four component failures on an X9M Database Machine does Auto Service Request (ASR) raise service requests?
- A. Cisco RDMA over Converged Ethernet (RoCE) switches
- B. RoCE network interface cards in the storage servers
- C. RoCE network interface cards in the database servers
- D. fans in the storage servers
- E. Cisco management switch
- F. power supplies in the database servers
- G. power distribution units
Answer: A,B,E,F
NEW QUESTION 51
Which two of the following network connection types can be deployed on the client network ports of an Exadata X9M-2 Database Server?
- A. 2x 25Gb ports on eth1 and eth2 using SFP28 transceivers and OM4 fiber cable for backup network, and 2x 25Gb ports on eth5 and eth6 using
SFP28 transceivers and OM4 fiber cable for client network - B. 2x 25Gb ports on eth1 and eth2 using SFP28 transceivers and OM4 fiber cable for backup network, and 2x 10Gb ports on eth3 and eth4 using RJ45 cat6 cable for client network
- C. 2x 10Gb ports on eth1 and eth2 using FU45 cat6 cable for client network, and 2x 25Gb ports on eth11 and eth12 using SFP28 transceivers and OM4 fiber cable for backup network
- D. 2x 25Gb ports on eth1 and eth2 using SFP28 transceivers and OM4 fibre cable for client network, and 2x 10Gb ports on eth9 and eth10 using RJ45 cat6 cable for backup network
Answer: B,C
NEW QUESTION 52
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