单项选择题

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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多项选择题

WhichofthefollowinginformationwillbegatheredbytheSQLTestCaseBuilderfortheproblemspertainingtoSQL-relatedproblems？（）

A. ADR diagnostic files
B. all the optimizer statistics
C. initialization parameter settings
D. PL/SQL functions，procedures，and packages
E. the table and index definitions and actual data

单项选择题

WhichtaskscanbeaccomplishedusingtheDBMS_LOB.SETOPTIONSprocedure？（）

A. only encryption and compression settings for all SecureFile LOBs
B. only encryption and deduplication settings for only SecureFile CLOBs
C. deduplication，encryption，and compression settings for all SecureFile LOBs
D. deduplication，encryption，and compression settings only for SecureFile CLOBs