单选题Which of the following NLS_SORT parameter values would result in case-insensitive and accent-insensitive binary sorts?（）A NLS_SORT = BINARYB NLS_SORT = BINARY_AIC NLS_SORT = BINARY_CID NLS_SORT = BINARY_AI_CIE Binary sorts are case insensitive and acce

第1题：

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第4题：

A user executes the statement; PURGE BINARY LOGS TO 'mysql-bin.010'; What is the result?（）

• A、It deletes all binary log files, except 'mysql-in.010'
• B、It deletes all binary log files up to and including 'mysql-bin.010'
• C、It deletes all binary log files before 'mysql-bin.010'
• D、It deletes all binary log files after 'mysql-bin.010'

第5题：

You are trying to determine how many disk sorts are happening on the database right now. Which of the following dictionary tables would you use to find that information?（）

• A、V$SESSION 
• B、V$SYSSTAT 
• C、DBA_SEGMENTS 
• D、V$SORT_USAGE

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第7题：

Which of the following NLS_SORT parameter values would result in case-insensitive and accent-insensitive binary sorts?（）

• A、NLS_SORT = BINARY
• B、NLS_SORT = BINARY_AI
• C、NLS_SORT = BINARY_CI
• D、NLS_SORT = BINARY_AI_CI
• E、Binary sorts are case insensitive and accent insensitive by default.

第8题：

第9题：

Case-insensitive sorts are always accent insensitive by default.（）

• A、True
• B、False

第10题：

Which of the following NLS_SORT parameter values would result in case-insensitive and accent-insensitive binary sorts？（）  

• A、 NLS_SORT = BINARY
• B、 NLS_SORT = BINARY_AI
• C、 NLS_SORT = BINARY_CI
• D、 NLS_SORT = BINARY_AI_CI
• E、 Binary sorts are case insensitive and accent insensitive by default