Oracle 1z0-338 Online Practice Questions and Exam Preparation

Oracle 1z0-338 Online Questions & Answers

• Question 11:

  When performing the Oracle recommended bonding of NETl/NETZ or NET4/NET5, what other step should be completed in order to ensure connectivity, in case of a network hardware outage?

  A. Each link should terminate at a separate switch to provide network redundancy.
  B. NET0/NET3 should also be bonded and linked to a separate network.
  C. The MTU should be set to 7000 to improve performance.
  D. Jumbo Frames should be disabled.
  E. STP should be disabled to prevent routing loops.
  A. Each link should terminate at a separate switch to provide network redundancy.

• Question 12:

  Which statement is true about the patching features provided in Platinum Services?

  A. Oracle Platinum Service covers Exadata storage software and firmware patching, but customers must perform the database patching.
  B. Patching support includes Exadata, Exalogic, and Database Appliance.
  C. Patching services are available for the full software stack up to twice per year.
  D. The rolling window and complete down time approaches are two options to patching.
  C. Patching services are available for the full software stack up to twice per year.

• Question 13:

  Which two statements are true about enabling write-back flash cache? (Choose two.)

  A. When enabling write-back flash cache in a non-rolling manner, it is important to ensure that asmdeactivationoutcome is set to YES and asmModeStatus is set to ONLINE for all grid disks.
  B. Write-back flash cache requires a minimum required software version.
  C. Before write-back flash cache is enabled, you need to drop the Flash Cache first.
  D. The setting flashCacheMode should be set to Writeback by updating cellkey.ora and restarting cellsrv.
  E. When enabling write-back flash cache in a rolling manner, DBCLI should be used to inactivate the grid disks on all cells first.
  B. Write-back flash cache requires a minimum required software version.
  C. Before write-back flash cache is enabled, you need to drop the Flash Cache first.

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  Reference: http://www.oracle.com/technetwork/articles/database/exadata-write-back-flash-2179184.html

• Question 14:

  You get a Host Unreachable error when you attempt to connect to a server through a network terminal command line.

  Identify two other ways that you can connect. (Choose two.)

  A. Use the ILOM Web GUI.
  B. Use the dcli command at the root prompt on a database node.
  C. Attach a terminal device to the back panel of the server with a serial cable.
  D. Connect by using SQL*Plus.
  E. Log in as root on the database node by using the Net1 IP address.
  A. Use the ILOM Web GUI.
  B. Use the dcli command at the root prompt on a database node.

• Question 15:

  In which three cases would RMAN backup and recovery be a good strategy for migrating to the cloud? (Choose three.)

  A. when the source platform is little endian, character set is AL32UTF8, and the architecture is multitenant
  B. when moving an Oracle Data Guard physical standby database to the cloud
  C. when you are migrating a database from a different database version and it might have a different character set
  D. when you are concerned about the endian nature of the database and want to perform conversions from different formats
  E. when a physical migration approach is feasible and physical database reorganization is no necessary
  B. when moving an Oracle Data Guard physical standby database to the cloud
  C. when you are migrating a database from a different database version and it might have a different character set
  E. when a physical migration approach is feasible and physical database reorganization is no necessary

• Question 16:

  Which statement is true about Exadata Storage Servers?

  A. Exadata Storage Servers automatically delete old diagnostic and metric files.
  B. Exadata requires a running database instance on all storage servers and database servers.
  C. Redundancy for the user data that is stored in a database that is running on Exadata is achieved with RAID5.
  D. Communication between a database and an Exadata storage flows over low latency 10 Gigabit Ethernet.
  E. Exadata uses network affinity to determine which storage server data is written.
  A. Exadata Storage Servers automatically delete old diagnostic and metric files.

• Question 17:

  Which two options would you use to allow direct path loads to run in parallel on your Exadata platform? (Choose two.)

  A. creating the required environment by using Smart Scan parallelization
  B. setting the initialization parameter PARALLEL_ENABLED to TRUE to enable parallel direct path loads
  C. setting the PARALLEL clause on both the external table and the table where you are loading the data
  D. adding the PARALLEL hint to the CTAS or IAS statement
  E. setting the PARALLEL_FORCE_LOCAL parameter to TRUE
  C. setting the PARALLEL clause on both the external table and the table where you are loading the data
  D. adding the PARALLEL hint to the CTAS or IAS statement

• Question 18:

  What type of SRs does the ASR Manager generate for Exadata?

  A. operating system components
  B. software assets
  C. hardware assets
  D. data entry errors
  E. backup and restore failures
  B. software assets

• Question 19:

  Which three steps should you perform before executing the following command which will set the cell flash cache mode to write back? # cellcli -e alter cell flashcachemode=writeback

  A. Inactivate all physical disks on the cell.
  B. Shutdown the cellsrv services on the cell.
  C. Disable the storage indexes on the cell.
  D. Inactivate the grid disks on the cell.
  E. Create a new flash cache on the cell.
  F. Drop the existing flash cache on the cell.
  B. Shutdown the cellsrv services on the cell.
  D. Inactivate the grid disks on the cell.
  F. Drop the existing flash cache on the cell.

• Question 20:

  Your Exadata Cloud instance has been fully provisioned and you continue the setup by logging in to the newly created Virtual Machines (VMs) by using SSH.

  Which two default usernames can be used to log in to the VMs? (Choose two.)

  A. administrator
  B. oracle
  C. root
  D. system
  E. opc
  C. root
  E. opc

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  Reference: https://docs.oracle.com/en/cloud/paas/java-cloud/jscug/switching-vm-users.html