Category «1z0-027»

Identify the six steps you must perform to replace flashdisk.

Yesterday, an Exadata storage server flashdisk entered the poor performance state.This flashdisk os used by flashcache and has a griddisk which is a member of a normalredundancy diskgroup.Identify the six steps you must perform to replace flashdisk. A.Identify the griddisk located on the poorly performing flashdisk and drop it from the associated ASm diskgroup. B.Verify …

Which two actions could improve performance in these areas?

You recently upgraded your Exadata image to the latest release; previously you were using11.2.0.3.At the same time, you decide to address some performance problems as follows:You noticed increased latency for the database log writer, especially during the quarterly batterylearn cycle on the cells.You have complaints of erratic performance from certain write-intensive applications.Which two actions could …

Which two statements are true about the use of direct path loads when selecting from external tables in a data

Which two statements are true about the use of direct path loads when selecting from externaltables in a database on a Database Machine? A.INSERT INTO . . . SELECT FROM statements, executed serially,whichselect from external tables, require the APPEND hint to use direct path loading. B.CREATE TABLE . . . AS SELECT statements, which select …

What must be done to achieve this?

Your customer wants you to partition the database and storage grids in his X3-2 full rack, creatingdatabase clusters and two storage grids.One cluster will be used for production and should consist of 6 databases servers and 11 cellsfrom the first storage grid.The other cluster will be used for test and development, and should consist of …

Which three statements are true about the initial storage configuration after the standard deployment of a new

Which three statements are true about the initial storage configuration after the standarddeployment of a new database Machine? A.The Data_<DBM_Name> and RECO_<DBM_Name> ASM diskgroups are built on part of the interleaved griddisks. B.The Data_<DBM_Name> and RECO_<DBM_Name> ASM diskgroups are built on top of the non-interleaved griddisks. C.There is a free space available on the hard …

Which three components require external Ethernet network cables to connect your existing network infrastructur

You are in the planning stage of the network configuration for your Database Machine. Therequirements are:1. A fault-tolerant network, providing higher availability for connections to database instances2. Fault tolerance providing higher availability for connections to perform management functionson the database and storage servers.3. Full monitoring of all Database Machine components using Enterprise ManagerWhich three components …

Identify two permitted uses of external InfiniBand connections to a Database Machine.

Identify two permitted uses of external InfiniBand connections to a Database Machine. A.To connect an ExaLogicElastic CloudMachine B.To monitor the InfiniBand network using Enterprise Manager C.To connect an external tape library D.To use a bonded client access network E.To use a bonded management network Explanation:A:Combining the Oracle Exalogic Elastic Cloud withthe Oracle Exadata DatabaseMachine for …

which two reasons would the; “physical read total bytes” statistic be greater than the “cell physical IO

You are evaluating the performance of a SQL statement that accesses a very large table, andhave run the following query producing the output shown: For which two reasons would the; “physical read total bytes” statistic be greater than the “cellphysical IO bytes eligible for predicate offload” statistic? A.There is an index on the column used …

Which two are true concerning oplan?

You must apply patches and patch bundles in a rolling fashion, if possible, on the components ofyour Database Machine.You use RAC for your database and also use Data Guard, having standby database on anotherDatabase Machine.You wish to have scripts that contain the appropriate command to patch your environment.Your patch bundle is on the first database …

Diskmon Identify the location where these software components may run in the standard Database machine deploym

Consider the following list of software components:1. DCLI2. Management Server (MS)3. ASM Instance4. RDBMS instance5. Restart Server (RS)6. Cellcli7. Cell Server (CELLSRV) 8. DiskmonIdentify the location where these software components may run in the standard Database machinedeployment. A.3, 4 and 8 run on the database servers; 1, 2, 5, 6 and 7 run on the …