CMS专题

单选题Which of the following RMAN structures can data from a datafile span？（）ARMAN backup-set pieces spanning backup setsBRMAN backup-set pieces within a given backup setCRMAN backupsDRMAN channelsENone of the above

题目
单选题
Which of the following RMAN structures can data from a datafile span？（）
A

 RMAN backup-set pieces spanning backup sets

B

 RMAN backup-set pieces within a given backup set

C

 RMAN backups

D

 RMAN channels

E

 None of the above

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相似问题和答案

第1题：

Using the LIST command in Recovery Manager (RMAN), which two pieces of information from the RMAN repository can be listed?()

A. Stored scripts in the recovery catalog

B. Backups that can be deleted from disk

C. Backup sets and images copies that are obsolete

D. Backups that do not have the AVAILABLE status in the RMAN repository


参考答案：A, D

第2题：

Which of the following is a feature of a unit of work?()

A.It applies to a single data server.

B.It is a recoverable sequence of operations.

C.Its value can be queried from the system catalog tables.

D.It begins when the application connects to the data server.


参考答案：B

第3题：

● Sources for data on activity durations and resource requirements can be gathered from which of the following:

A Past project records (historical data)

B Commercial techniques (standard practices, rules of thumb)

C Past project team members knowledge (experience, oldtimers)

D All of the above

E A and C only


正确答案：D

第4题：

hich of the following RMAN structures can data from a datafile span?（）

  • A、RMAN backup-set pieces spanning backup sets 
  • B、RMAN backup-set pieces within a given backup sets 
  • C、RMAN backups 
  • D、RMAN channels 
  • E、None of the above

正确答案:B

第5题：

In Recovery Manager （RMAN）， you have set control file autobackup to ON by using the following command：  CONFIGURE CONTROLFILE AUTOBACKUP ON;  Which two events would cause the control file to be backed up automatically？ （）

  • A、a tablespace is taken offline
  • B、the database instance is restarted
  • C、a new data file is added to an existing tablespace
  • D、a successful backup is recorded in the RMAN repository
  • E、the RMAN connection is disconnected from the target database

正确答案:C,D

第6题：

Using the LIST command in Recovery Manager (RMAN), which two pieces of information in the RMANrepository can be listed?()

A. stored scripts in the recovery catalog

B. backups that can be deleted from disk

C. backup sets and image copies are obsolete

D. backups that do not have the AVAILABLE status in the RMAN repository RMAN


参考答案：A, D

第7题：

ote the following structures in your database server： 1：Extents 2：OS Blocks 3：Tablespace  4：Segments  5：Oracle Data Block  Which option has the correct arrangement of these structures from the smallest to the largest（）

  • A、2， 5， 1， 4， 3
  • B、1， 2， 3， 4， 5
  • C、5， 2， 1， 3， 4
  • D、2， 1， 5， 4， 3

正确答案:A

第8题：

To control and manage processes, which of the following data structures should be set up?

A．PCT

B．PCB

C．PCM

D．PCL


正确答案：B

第9题：

For an incomplete recovery， which four backup types can be used by Recovery Manager （RMAN） to restore data files？ （）

  • A、RMAN image copies
  • B、RMAN database backups
  • C、RMAN tablespace backups
  • D、user­managed backups placed in the flash recovery area
  • E、user­managed backups that have been cataloged with RMAN
  • F、user­managed data file backups for which the full path name is specified

正确答案:A,B,C,E

第10题：

For the following attempts， which one is to ensure that no one employee becomes a pervasive securitythreat， that data can be recovered from backups， and that information system changes do not compromisea system’s security？（）

  • A、Strategic security planning
  • B、Disaster recovery
  • C、Implementation security
  • D、Operations security

正确答案:D

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