多项选择题X 纠错

A. Each pluggable database (PDB) has its own set of background processes.
B. A PDB can have a private temp tablespace.
C. PDBs can share the sysaux tablespace.
D. Log switches occur only at the multitenant container database (CDB) level.
E. Different PDBs can have different default block sizes.
F. PDBs share a common system tablespace.
G. Instance recovery is always performed at the CDB level.

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A. If no PDB plan is enabled for a pluggable database, then all sessions for that PDB are treated to an equal degree of the resource share of that pdb.
B. In a PDB plan, subplans may be used with up to eight consumer groups.
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单项选择题

A. It executes successfully and the CREATE TABLE privilege is revoked from C # # A_ADMIN in root only.
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A. An EMP table is created if a table does not exist. Otherwise, if the EMP table is appended with the loaded data.
B. The SQL* Loader data file myfile1.dat has the column names for the EMP table.
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A. It will create a multitenant container database (CDB) with only the root opened.
B. It will create a CDB with root opened and seed read only.
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A. Flashback logs are written sequentially, and are archived.
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