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For Oracle 1Z0-902 Exam
1Z0-902
Preparation Tips for
Certification 1. Perform enough practice with Oracle system on related Oracle 1Z0-902 certification subjects. 2. Identify the key configuration, workflow and data flow. 3. Understand all Syllabus Topics of the Exam which are Given in Description. 4. Identify your weak areas from practice test and do more practice with system. 5. Repeat practice exams and try to score 100% on www.DBexam.com.
Oracle 1Z0-902 Certification Detail Exam Code 1Z0-902 Full Exam Name Oracle Exadata Database Machine X9M Implementation Essentials Number of Questions 60 Practice Exams 1Z0-902 Online Practice Exam Passing Score 64% Time Limit 90 minutes Recommended Training Oracle Exadata Database Machine X9M Implementation Essentials
Syllabus Topics for Oracle 1Z0-902 Exam Topic Name Exadata Database Machine Architecture and Key Capabilities Exadata Database Machine Site and Implementation Planning (OECA&OEDA) Exadata Database Machine Installation Exadata Database Machine Integration Exadata Database Machine Configuration and Administration Exadata Database Machine Security Exadata Database Machine Troubleshooting Exadata Database Machine Monitoring Exadata Database Machine Updates Exadata Database Maintenance Tasks
Oracle 1Z0-902
Exam Questions ?
I/O
prod database
your
Database
Which two monitoring tools might be useful in examining I/O performance
the prod database? Option a) OS
metrics
storage servers b) OS
performance
d)
e)
storage
category,
01.
performance of the
on
Exadata
Machine has degraded slightly over the past month. The database has been allocated to the OLTP I/O Resource Management (IORM) category.
for
I/O
using OS tools such as iostat on the
I/O metrics using OS tools such as iostat on the database servers c) I/O-specific dynamic
views such as v$iostat_fiie, v$iostat_function, and v$iostat_consumer_group from the prod database instances using SQL *p1us
OS I/O metrics using Enterprise Manager host pages for the storage servers
cellcli (or exacli/exadcli) to examine
server metrics such as database,
ceiidisk, and griddisk
Q1.ANSWER
b) OS I/O metrics using OS tools such as iostat on the database servers
e) cellcli (or exacli/exadcli) to examine storage server metrics such as database, category, ceiidisk, and griddisk
02. 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?
Questions: 2 Options
Option
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) 3, 4, 8, and 10 run on the database servers; 1, 2, 5, 6, 7 and 9 run on the Exadata storage servers.
d) 1, 2, 3, 4, 8 and 9 run on the database servers; 5, 6, 7, 9 and 10 run on the Exadata storage servers.
e) 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.
Q.2 ANSWER
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.
03. How do ASM failure groups provide redundancy?
Option
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) Extended Redundancy mirrors data across data centers providing the highest levels of data protection
c) Failure groups contain all ASM disks in a single storage server preventing mirror copies being written to the same storage server.
d) They ensure that the ASM Flex instances are enabled on a maximum of two database servers or VMs per cluster.
Q.3 ANSWER
d) They ensure that the ASM Flex instances are enabled on a maximum of two database servers or VMs per cluster.
Exadata Database Machine?
Option
a) It is mandatory to install OCM on at least one database server.
b) Collected configuration information can be uploaded manually to Oracle.
c) Collected configuration information can be uploaded automatically to Oracle.
d) It collects configuration information on demand.
e) It collects configuration information automatically.
f) It is mandatory to install OCM on all database servers.
04. Which three statements are true about Oracle Configuration Manager (OCM) for an
Q.4 ANSWER
a) It is mandatory to install OCM on at least one database server.
c) Collected configuration information can be uploaded automatically to Oracle.
f) It is mandatory to install OCM on all database servers.
05. 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?
Option
a) A splitter cable can be used to provide power to all PDU cables.
b) The installation cannot proceed until two power feeds are available per PDU.
c) 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.
d) The installation can go ahead, no change is required.
Q.5 ANSWER
c) 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.
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Exadata
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1Z0-902
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