1z1-338試験無料問題集（82題）「Oracle Exadata Database Machine and Cloud Service 2017 Implementation Essentials 認定」

出題：1

Identify the two choices a customer must make that impact diskgroup creation when the customer wants to have only a DATA diskgroup and a RECO diskgroup? (Choose two.)

A. the OS that will be run

B. the ratio to use to split the available and usable storage between DATA and RECO

C. the number of databases that will run on the cluster

D. the level of redundancy required

正解：C,D 解答を投票する

出題：2

Your government customer has purchased a full rack of Exadata. The customer has two departments that would like to share the Exadata Database Machine but the concern is that department A will be able to see data from department B.
Which architecture would you suggest to solve this deployment issue?

A. Define the split by setting up database services that are specific to department A and department B.

B. Split the configuration by using Oracle Nimbula's cloud software so that four database servers and seven cells can be used by department A and the rest can be used by department B.

C. Split the configuration and use ASM-Scoped Security so that four database servers and seven cells can be used by department A and the rest can be used by department B.

D. Set up instance caging to ensure that department A has access only to four database servers and seven cells and department B has access to the rest.

正解：A 解答を投票する

出題：3

There are many different ways to load data into database tables.
Which method does Oracle strongly recommend?

A. database gateways to open systems and mainframes

B. data loading via external tables

C. Oracle Data Pump

D. Oracle GoldenGate

E. generic connectivity via ODBC or JDBC

F. SQL*Loader import

正解：B 解答を投票する

出題：4

Which statement is true about the Exadata CELLBOOT USB?

A. Some space from the CELLBOOT USB is used for cache metadata when write-back flash cache is enabled.

B. Exadata automatically copies OS binaries and configuration files from another cell during patching to sync the internal USB.

C. Regular Exadata storage server patches make sure that the internal USB is updated so that it can be used for recovery.

D. Each patch that is performed on the Exadata storage servers requires manual resync of the CELLBOOT USB.

E. changes to network configurationles are possible without using ipconf.p1 as long as all the relevant files are updated.

正解：C 解答を投票する

出題：5

Which two statements are true about metrics in the DBMCLI utility? (Choose two.)

A. Metrics are reported as one of four types: cumulative, instantaneous, rate, or transition.

B. DBMCLI reported metrics are informational only and cannot be used to trigger alerts or reported events.

C. Metric values are computed and stored in memory, and then permanently stored on disk.

D. DBMCLI can be used to report on Exadata storage server metrics.

E. Fields in AlertHistory cannot be modified.

正解：A,C 解答を投票する

出題：6

Which CellCLI command is used to conclude that a storage server can be taken offline without impacting database availability?

A. LIST CELL ATTRIBUTES cellsrvStatus, flashCacheMode;

B. LIST GRIDDISK ATTRIBUTES name, status;

C. LIST CELLDISK ATTRIBUTES name, raidLevel, asmModeStatus;

D. LIST GRIDDISK ATTRIBUTES name, asmDeactivationOutcome;

E. LIST CELLDISK ATTRIBUTES name, raidLevel

正解：D 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：7

To patch an Exadata cloud instance, you need to run the exadbcpatchmulti command as root from the compute node. exadbcpatchmulti uses the exadbcpatch.cfg file to provide information about the location of files related to patching operations as well as additional parameters related to these operations.
What is the purpose of the sw_bkup_needed=1 parameter that can be set in the exadbcpatch.cfg file?

A. performs a backup of each Oracle home directory before a patch is applied

B. creates a backup of the patch in case of an error in the patching routine

C. forces the software to create a backup of the exadbpatch.cfg file

D. adds a dialog box that prompts for a backup before the patch can be applied

E. creates a backup of the Oracle database data files

正解：E 解答を投票する

出題：8

You are measuring the I/O savings provided by storage indexes for Table A.
One of your scripts displays the I/O sayings as a result of the storage indexes.
Which two statements are true? (Choose two.)

A. Since the database was started, no queries were run against this table with the same predicate.

B. The storage index data is not on the Cell Server's region index memory structures yet because this predicate has not been used.

C. The storage indexes were disabled by using the DISABLE_STORAGE_INDEX parameter.

D. The accumulated I/O saved by the storage index is 1.68 MB.

E. The storage indexes reduced the amount of physical I/O bytes significantly for this query.

正解：B,E 解答を投票する

1z1-338試験無料問題集「Oracle Exadata Database Machine and Cloud Service 2017 Implementation Essentials 認定」