1Z0-047

多选题Which three tasks can be performed using regular expression support in Oracle Database 10g？（）Ait can be used to concatenate two strings.Bit can be used to find out the total length of the string.Cit can be used for string manipulation and searching ope

题目
多选题
Which three tasks can be performed using regular expression support in Oracle Database 10g？（）
A

it can be used to concatenate two strings.

B

it can be used to find out the total length of the string.

C

it can be used for string manipulation and searching operations.

D

it can be used to format the output for a column or expression having string data.

E

it can be used to find and replace operations for a column or expression having string data.

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相似问题和答案

第1题：

Which three tasks can be performed using a duplicate database? ()(Choose three.)

A. Testing the backup and recovery procedures

B. Testing the upgrade of an Oracle database to a new release

C. Testing the effect of an application changes on database performance

D. Continuously updating archive log files from the target database to support failover


参考答案：A, B, C

第2题：

Which two statements are true regarding the USING clause in table joins?（）

  • A、It can be used to join a maximum of three tables 
  • B、It can be used to restrict the number of columns used in a NATURAL join 
  • C、It can be used to access data from tables through equijoins as well as nonequijoins 
  • D、It can be used to join tables that have columns with the same name and compatible data types

正确答案:B,D

第3题：

Which three tasks can be performed using a duplicate database?()

A. Testing the backup and recovery procedures

B. Testing the upgrade of an Oracle database to a new release

C. Testing the effect of an application changes on database performance

D. Continuously updating archive log files from the target database to support failover


参考答案：A, B, C

第4题：

Which two statements are true about the Automatic Diagnostic Repository （ADR）？（） 

  • A、 The ADR base keeps all diagnostic information in binary format
  • B、 SQL*Plus provides the ADRI script， which can be used to work with ADR
  • C、 The ADR can be used for problem diagnosis only when the database is open
  • D、 The ADR can be disabled by settting the DIAGNOSTIC_DEST parameter to null
  • E、 The ADR can be used for problem diagnosis even when the database instance is down
  • F、 The ADR base is shared across multiple instances

正确答案:E,F

第5题：

which one of the following accurately describes field names?（）

  • A、they must be unique in a database  
  • B、they can only be used once in a view  
  • C、they can only used once on each form  
  • D、they can be used mulriple times on a form 

正确答案:C

第6题：

You want to perform an RMAN backup of database as a copy. Which two factors will you consider whileperforming the backup operation?() (Choose two).

A. The backup as copy can only be taken to disk

B. The backup as copy can only be taken to tape

C. Backup can be performed only when the instance is shutdown

D. Backup will constitute all used and unused blocks in the database


参考答案：A, D

第7题：

NBAR is a Cisco IOS feature that can be used to perform three tasks？


正确答案: （1）Protocol discovery
（2）Traffic statistics collection
（3）Traffic classification

第8题：

Which two statements are true about the Automatic Diagnostic Repository (ADR)?() (Choose two.)

A. The ADR base keeps all diagnostic information in binary format

B. SQL*Plus provides the ADRI script, which can be used to work with ADR

C. The ADR can be used for problem diagnosis only when the database is open

D. The ADR can be disabled by settting the DIAGNOSTIC_DEST parameter to null

E. The ADR can be used for problem diagnosis even when the database instance is down

F. The ADR base is shared across multiple instances


参考答案：E, F

第9题：

Which two statements regarding external authentication servers for firewall userauthentication are true？（）

  • A、Up to three external authentication server types can be used simultaneously.
  • B、Only one external authentication server type can be used simultaneously.
  • C、If the local password database is not configured in the authentication order， and the configured authentication server is unreachable， authentication is not performed.
  • D、If the local password database is not configured in the authentication order， and the configured authentication server rejects the authentication request， authentication is not performed

正确答案:B,D

第10题：

Which three tasks can be performed using regular expression support in Oracle Database 10g？（）

  • A、 it can be used to concatenate two strings.
  • B、 it can be used to find out the total length of the string.
  • C、 it can be used for string manipulation and searching operations.
  • D、 it can be used to format the output for a column or expression having string data.
  • E、 it can be used to find and replace operations for a column or expression having string data.

正确答案:C,D,E

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