Online Access Free 1z0-070 Exam Questions

Which three are true concerning Exadata Smart Flash Cache on X6 Database Machines with High Capacity Storage Servers?

• A.The "keep" cache is limited to a maximum of 80% of the total Smart Flash Cache capacity.
• B.Multiblock reads can benefit from Smart Flash Cache.
• C.Smart Scan will always use the Smart Flash Cache for all I/Os for full table scans.
• D.Smart Scan will always use the Smart Flash Cache for all I/Os fast full index capacity.
• E.Single block reads can benefit from Smart Flash Cache.

Which two Exadata X5 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 storage server
• B.Exadata storage realms using ASM-scoped security mode
• C.Using EXADCLI instead of CELLCLI to create the griddisks
• D.Exadata storage realms using database-scoped security mode
• E.file permissions on the griddisks in each database server

Which two statements are true about the use of DBFS, ACFS, and external file systems and components in an X5 Database Machine environment?

• A.ACFS supports file system snapshots.
• B.DBFS supports file system snapshots.
• C.ACFS uses storage in a database on the database machine
• D.Storage Area Network (SAN) -based file systems may be accessed directly from the storage servers in a database machine.
• E.Oracle Sun ZFS Storage Appliance-based files are not automatically protected by Data Guard.

You plan to consolidate multiple mission-critical databases onto a single rack Exadata X6 Database Machine.
You do not plan to use virtualization on the database servers.
You have identified two database categories, based on differing availability and maintenance objectives.
Which two choices will be the best solution?

• A.Create a single database cluster that accesses multiple storage grids.
• B.Create a single storage grid and share space on the celldisks using Exadata storage realms.
• C.Partition the database servers into two separate clusters.
• D.Create a single database cluster that accesses a single storage grid.
• E.Partition the Exadata storage servers into two separate storage grids.

You must apply patches and patch bundles in a rolling fashion, if possible, on the components of your Exadata X6 Database Machine.
You use RAC for your databases and also use Data Guard, having standby databases on another Database Machine.
You want to have scripts that contain the appropriate commands to patch your environment.
Your patch bundle is one the first database server and is located at /uo1/stage.
You have downloaded the oplan utility to the first database server and run:
$ORACLE_HOME/oplan/oplan generateApplySteps /u01/stage
Which two statements are true concerning the type of instructions oplan will generate?

• A.Instructions for patching the RAC Oracle Home on the primary location
• B.Instructions for patching the Grid Infrastructure home on the primary location
• C.Instructions for patching the Data Guard environment on the standby location
• D.Instructions for patching all components on the Database Machine
• E.Instructions for patching only storage servers