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【单选题】

You enabled Flashback Data Archive on the INVENTORY table.Which DDL operation is supported on the table after enabling Flashback Data Archive?（）

A、Drop the table.

B、Partition the table

C、Truncate the table.

D、Add a column to the table.

E、Rename a column in the table.

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第1题

[单选题] You have not configured Oracle Managed Files (OMF) in your database. You do not want to scan the entire datafile every time an incremental backup is performed. You decide to enable the block change tracking feature.Which statement should you use to enable the block change tracking feature?（）

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第2题

[单选题] You have not configured Oracle Managed Files (OMF) in your database. You do not want to scan the entire datafile every time an incremental backup is performed. You decide to enable the block change tracking feature. Which statement should you use to enable the block change tracking feature?（）

A、ALTER DATABASE ENABLE BLOCK CHANGE TRACKING; B、ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING USING FILE <path>; C、ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE <path>; D、ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING;

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第3题

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第4题

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第5题

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第6题

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第7题

[单选题] Which command would you configure globally on a Cisco router that would allow you to view directly connected Cisco devices?（）

A、enable cdp B、cdp enable C、cdp run D、run cdp

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第8题

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第10题

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