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Which two kinds of failures make the Data Recovery Advisor (

题目
多选题
Which two kinds of failures make the Data Recovery Advisor (DRA)generate a manual checklist? （）
A

failures because a data file is renamed by error

B

failures when no standby database is configured

C

failures that require no archive logs to be applied for recovery

D

failures due to loss of connectivity-for example, an unplugged disk cable

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第1题：

Identify two situations in which you can use Data Recovery Advisor for recovery. ()(Choose two.)

A. The user has dropped an important table that needs to be recovered.

B. The database files are corrupted when the database is open.

C. You are not able to start up the database instance because the required database files are missing.

D. The archived log files are missing for which backup is not available.


参考答案：B, C

第2题：

Which three activities are supported by the Data Recovery Advisor?()

A. Advising on block checksum failures

B. Advising on inaccessible control files

C. Advising on inaccessible block change tracking files

D. Advising on empty password files

E. Advising on invalid block header field values


参考答案：A, B, E

第3题：

Which two activities are NOT supported by the Data Recovery Advisor?()

A. Diagnose and repair a data file corruption offline.

B. Diagnose and repair a data file corruption online.

C. Diagnose and repair failures on a standby database.

D. Recover from failures in the Real Application Cluster (RAC) environment.


参考答案：C, D

第4题：

Which two files in the database can be configured for automatic backups by using the autobackupfeature in Recovery Manager （RMAN）（）

  • A、data files
  • B、control files
  • C、parameter file
  • D、online redo log files
  • E、server parameter file

正确答案:B,E

第5题：

Which two operations require undo data？（）

  • A、committing a transaction
  • B、rolling back a transaction
  • C、recovering from failed transactions
  • D、recording a transaction to redo log files
  • E、rolling forward during instance recovery

正确答案:B,C

第6题：

Which are the two prerequisites before setting up Flashback Data Archive? ()(Choose two.)

A. Flash recovery area must be defined

B. Undo retention guarantee must be enabled.

C. Database must be running in archivelog mode.

D. Automatic undo management must be enabled.

E. The tablespace in which the Flashback Data Archive is created must have automatic segment space Management (ASSM).


参考答案：D, E

第7题：

A customer has an IBM System Storage DS8700 at their primary site and an XIV system at their recovery site， which is 9.5 kilometers away. They want to replicate data for disaster recovery backup.  Which factor is a primary consideration when proposing a solution for this customer（）

  • A、compatibility of copy functions
  • B、difference in capacities in the two systems
  • C、cache size discrepancies between the two systems
  • D、the necessity of using two storage management products

正确答案:A

第8题：

Which two kinds of failures make the Data Recovery Advisor (DRA)generate a manual checklist? ()

A. failures because a data file is renamed by error

B. failures when no standby database is configured

C. failures that require no archive logs to be applied for recovery

D. failures due to loss of connectivity-for example, an unplugged disk cable


参考答案：A, D

第9题：

Identify two situations in which you can use Data Recovery Advisor for recovery.（） 

  • A、 The user has dropped an important table that needs to be recovered.
  • B、 The database files are corrupted when the database is open.
  • C、 You are not able to start up the database instance because the required database files are missing.
  • D、 The archived log files are missing for which backup is not available.

正确答案:B,C

第10题：

Which two kinds of failures make the Data Recovery Advisor (DRA)generate a manual checklist? （）

  • A、failures because a data file is renamed by error
  • B、failures when no standby database is configured
  • C、failures that require no archive logs to be applied for recovery
  • D、failures due to loss of connectivity-for example, an unplugged disk cable

正确答案:A,D

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