1z0-485試験無料問題集（71題）「Oracle Exadata Database Machine 2014 Implementation Essentials 認定」

出題：1

You are concerned about how recovery from a failed Exadata Storage Server would work. Which statement is true about the Exadata CELLBOOT USB?

A. Changes to network configuration files are possible without usingipconf.plas long as all relevant files are updated.

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

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

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

E. Regular Exadata Storage Server patches make sure that the internal USB is updated so that it can be used for recovery.

正解：A,C 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：2

How would you execute CellCLI commands and scripts?

A. by CellCLI commands executed on the database nodes

B. directly executing the commands and scripts on the Exadata storage cell

C. using SQL*Plus on database nodes

D. remotely by connecting to Port 1521 using SSL

E. using third party tools after installing the CellCLI RPM plug-in

正解：B 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：3

What are two choices that a customer must make that impact diskgroup creation?

A. Where will disk backups be written?

B. How many databases will run on the cluster?

C. What is the level of redundancy required?

D. What OS will be run?

正解：C,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：4

You are asked to enable Write Back Flash Cache for one of your customers X3-2 Full Rack in a rolling fashion. Put the following steps in the right order:
A) Set flashCacheMode to writeback.
B) Inactivate all grid disks and shut down cellsrv.
C) Drop the Flash Cache.
D) Verify that cell for flashcacheMode is writeback.
E) Create the Flash Cache.
F) Start up cellsrv and activate all grid disks.
G) Check grdidksk asmdeactivationoutcome and asmmodestatus for all grid disks to ensure that all grid disks on all cells are set to Yes and online, respectively.

A. G, E,C, B, F, A, D,and G

B. G, C, B, A, F, E, D, and G

C. G, B, C, A, F, E, D, and G

D. G, A, B, C, F, E, D,and G

正解：B 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：5

Identify three best practices for applying asmdeactivationoutcome es on Exadata Database Servers and Exadata Storage Servers?

A. Bundle patches do not require testing before being installed on a production system.

B. Before patching cells in a rolling manner, you must check asmdeactivationoutcome amModestatus and make sure that cells on all disks are online and that disks can be deactivated.

C. Patching should never be interrupted due to a connection drop. It is therefore recommended that you use VNC or the screen utility.

D. Backing up database servers and storage cells is not recommended before performing planned maintenance.

E. Database server updates can be rolled back using the the "yum downgrade" procedure.

F. It is recommended that Exadata systems with Data Guard configured use the "Standby First" patching approach.

正解：B,C,F 解答を投票する

出題：6

Which two statements describe correct network configuration for Exadata Database Machine?

A. Oracle Clusterware communication is configured to use the management network.

B. The InfiniBand network interfaces on Linux servers are configured using active-passive bonding.

C. Database connections to the SCAN listener route through the Ethernet switch in the Exadata rack.

D. Database servers are deployed with three logical network interfaces configured: management, client access, and private.

E. The InfiniBand network subnet manager runs on all database servers to achieve High Availability.

正解：B,D 解答を投票する

出題：7

Which Exadata feature eliminates unnecessary data transfers between database nodes and storage?

A. database views

B. InfiniBand networking

C. high performance SAS2 disk drives

D. cell offloading

E. Flash Cache

正解：E 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：8

Identify two ways to reduce the risks associated with the software updates that are performed on a production Exadata system.

A. Patch on the standby system first by using Data Guard Standby First Patch Apply.

B. Updating an engineered system has no risk.

C. Create a system-wide firmware and software snapshot first.

D. Patch all systems at once instead of one at a time.

E. Test on an Exadata system that is identical to the production system first.

正解：A,E 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

1z0-485試験無料問題集「Oracle Exadata Database Machine 2014 Implementation Essentials 認定」