Question 1

Which of the following statements about the Grade tools RMAN used to back up, restore, and recover database is correct?

AApplies to the mi citation between different database plateforms or version

BThe shutdown window is small, and the downtime is related to the total data volume.

CSome data in the database can be* migrated.

DOnline physical backup without interrupting production system services

Answer : B

Question 2

Which of the following statements about the Oracle database is incorrect?

AThe memory area and process that constitute an Instance are responsible for managing database data and providing services for multiple users.

BAn Oracle process Is called an Oracle instance.

CEach running Oracle database Is associated with an Grade instance.

DThe Oracle server Is a database management system that provides open, comprehensive and integrated methods for information management.

Answer : A

Question 3

In the cloud data center migrate scenario, which of the following statements about configuring eDevLUNs for heterogeneous visualization is correct?

AThe read/write policy of eDevLUNs 'write back' applies to random access services, ensuring that data in the cache fs cached as long as possible to improve the read hit ratio.

BThe default read/write policy of eDevLUNs is applicable to common services to balance the hit ratio and disk access performance.

CThe read/write policy 'Pairing' of eDevLUNs applies to sequential access services to release cache resources for other services as soon as possible.

DWhen the eDevlUN reads data, it reads the data to be read from the hard disk in advance based on the specified policy,

Answer : A

Question 4

In the service migration scenario, which of the following statements about the service switchover procedure is incorrect?

AAfter the new server is enabled, you do not need to change the corresponding record on the DNS server.

BFor all service systems that connect to the source server, set the connection change to the destination sew.

CAfter the migration, check the system CPU, memory, and network performance and service access.

DStop the source server, synchronize data again (prevent new data generated during the migration), and enable the destination server.

Answer : D

Question 5

The Simpanat provide backup, archiving, replication, resource management and distributed search modules. Which of the following statements is incorrect?

AThe distributed Index technology improves the reliability and performance of the backup system.

BData classification Indexes are used to classify data files to improve data backup and archiving efficiency.

CDistributed index (also tailed 2-segment Index] indicates that index Information is managed by the management server {CommServe} and media server (MedFaAgent).

Devel-1 indexes are managed and maintained by the media server.

Answer : C

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