Oracle 1Z0-902 問題集

質問 1：
What is the minimum Oracle Linux version required to support RoCE and Persistent Memory?
A. Oracle Linux 7.9
B. Oracle Linux 8.0
C. Oracle Linux 7.5
D. Oracle Linux 7.7
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 2：
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. 2,3,4,6,1,7,5
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. 3,2,6,1,4,7,5
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 3：
Which three of the following options are available for database consolidation on Exadata?
A. Multiple Databases on a cluster
B. Bare Metal deployment with one database per database server
C. Multiple pluggable databases in one or more container databases on a Virtual Machine or Bare Metal cluster
D. Multiple databases spanning a Bare Metal and Virtual Machine cluster to provide resource isolation and consolidation concurrently
E. Multiple Virtual Machine clusters supporting a single database for greatest resource isolation
F. A single database with one or more schema per application
正解：A,C,F
解説: (Topexam メンバーにのみ表示されます)

質問 4：
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 OS tools such as iostat on the database servers
E. OS I/O metrics using Enterprise Manager host pages for the storage servers
正解：B,C
解説: (Topexam メンバーにのみ表示されます)

質問 5：
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 installation cannot proceed until two power feeds are available per PDU.
B. The installation can go ahead, no change is required.
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. A splitter cable can be used to provide power to all PDU cables.
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 6：
Which two statements are false about backup to ZFS Storage Appliance (ZFSSA)?
A. ZFSSA may connect directly to the Exadata 100Gb RoCE network switches.
B. ZFS Snapshots can provide rapid cloning of development and test environment.
C. Top of Rack (ToR) switches are managed as part of the hardware stack and software levels are upgraded during the patching process.
D. When backing up multi-rack systems, sharing Exadata X9M switches is recommended.
正解：A,D
解説: (Topexam メンバーにのみ表示されます)