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單項(xiàng)選擇題

In order to find out how many database objects a user has created, which view would the DBA query in the Oracle data dictionary? （）

A.DBA_USERS
B.DBA_OBJECTS
C.DBA_TS_QUOTAS
D.DBA_TAB_PRIVS

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單項(xiàng)選擇題

he DBA is about to enable auditing on the Oracle database in an attempt to discover some suspicious activity. Audit trail information is stored in which of the following database object names?（）

A.SYS.SOURCE$
B.SYS.AUD$
C.DBA_SOURCE
D.DBA_AUDIT_TRAIL

單項(xiàng)選擇題

Which of the following datatypes are used in situations where you want an ordered set of data elements, where every element is the same datatype, and where you predefine the number of elements that appear in the set?（）

A.REF
B.TABLE
C.CLOB
D.VARRAY