多选题Your multitenant container database (CDB) contains some pluggable databases (PDBs), you execute the following command in the root container: Which two statements are true?（）ASchema objects owned by the C# # A_ADMIN common user can be shared across all

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Which two statements are true concerning the Resource Manager plans for individual pluggabledatabases (PDB plans) in a multitenant container database (CDB)?（）

• 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.
• C、If a PDB plan is enabled for a pluggable database, then resources are allocated to consumer groups across all PDBs in the cdb.
• D、If no PDB plan is enabled for a pluggable database, then the PDB share in the CDB plan is dynamically calculated.
• E、If a PDB plan is enabled for a pluggable database, then resources are allocated to consumer groups based on the shares provided to the PDB in the CDB plan and the shares provided to the consumer groups in the PDB plan.

第5题：

Which two are true concerning a multitenant container database with three pluggable database?（）

• A、All administration tasks must be done to a specific pluggable database.
• B、The pluggable databases increase patching time.
• C、The pluggable databases reduce administration effort.
• D、The pluggable databases are patched together.
• E、Pluggable databases are only used for database consolidation.

第6题：

An administrator account is granted the CREATE SESSION and SET CONTAINER system privileges. A multitenant container database (CDB) instant has the following parameter set: THREADED_EXECUTION = FALSE Which four statements are true about this administrator establishing connections to root in a CDB that has been opened in read only mode?（）

• A、You can conned as a common user by using the connect statement.
• B、You can connect as a local user by using the connect statement.
• C、You can connect by using easy connect.
• D、You can connect by using OS authentication.
• E、You can connect by using a Net Service name.
• F、You can connect as a local user by using the SET CONTAINER statement.

第7题：

Flashback is enabled for your multitenant container database (CDB), which contains two pluggable database (PDBs). A local user was accidently dropped from one of the PDBs. You want to flash back the PDB to the time before the local user was dropped. You connect to the CDB and execute the following commands: SQL > SHUTDOWN IMMEDIATE SQL > STARTUP MOUNT SQL > FLASHBACK DATABASE to TIME “TO_DATE (‘08/20/12’ , ‘MM/DD/YY’)”; Examine following commands: 1. ALTER PLUGGABLE DATABASE ALL OPEN; 2. ALTER DATABASE OPEN; 3. ALTER DATABASE OPEN RESETLOGS; Which command or commands should you execute next to allow updates to the flashback back schema?（）

• A、Only 1
• B、Only 2
• C、Only 3
• D、3 and 1
• E、1 and 2

第8题：

In your multitenant container database (CDB) with two pluggable database (PDBs). You want to create a new PDB by using SQL Developer. Which statement is true?（）

• A、The CDB must be open.
• B、The CDB must be in the mount stage.
• C、The CDB must be in the nomount stage.
• D、Alt existing PDBs must be closed.

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Which three statements are true about using flashback database in a multitenant container database(CDB)?（）

• A、The root container can be flashed back without flashing back the pluggable databases (PDBs).
• B、To enable flashback database, the CDB must be mounted.
• C、Individual PDBs can be flashed back without flashing back the entire cdb.
• D、The DB_FLASHBACK RETENTION_TARGET parameter must be set to enable flashback of the cdb.
• E、A CDB can be flashed back specifying the desired target point in time or an SCN, but not a restore point.

第16题：

Your multitenant container database (CDB) is running in ARCHIVELOG mode. You connect to the CDB RMAN. Examine the following command and its output: You execute the following command: RMAN > BACKUP DATABASE PLUS ARCHIVELOG; Which data files will be backed up?（）

• A、Data files that belong to only the root container
• B、Data files that belong to the root container and all the pluggable databases (PDBs)
• C、Data files that belong to only the root container and PDB$SEED
• D、Data files that belong to the root container and all the PDBs excluding PDB$SEED

第17题：

Which three statements are true about the working of system privileges in a multitenant control database(CDB) that has pluggable databases (PDBs)?（）

• A、System privileges apply only to the PDB in which they are used.
• B、Local users cannot use local system privileges on the schema of a common user.
• C、The granter of system privileges must possess the set container privilege.
• D、Common users connected to a PDB can exercise privileges across other PDBs.
• E、System privileges with the with grant option container all clause must be granted to a common user before the common user can grant privileges to other users.

第18题：

In your multitenant container database (CDB) containing pluggable database (PDBs), you granted theCREATE TABLE privilege to the common user C # # A_ADMIN in root and all PDBs. You execute thefollowing command from the root container:SQL > REVOKE create table FROM C # # A_ADMIN;What is the result?（）

• A、It executes successfully and the CREATE TABLE privilege is revoked from C # # A_ADMIN in root only.
• B、It fails and reports an error because the CONTAINER=ALL clause is not used.
• C、It excludes successfully and the CREATE TABLE privilege is revoked from C # # A_ADMIN in root and all PDBs.
• D、It fails and reports an error because the CONTAINER=CURRENT clause is not used.
• E、It executes successfully and the CREATE TABLE privilege is revoked from C # # A_ADMIN in all PDBs.

第19题：

Your multitenant container database (CDB) contains pluggable databases (PDBs), you are connected to the HR_PDB. You execute the following command: SQL > CREATE UNDO TABLESPACE undotb01 DATAFILE ‘u01/oracle/rddb1/undotbs01.dbf’ SIZE 60M AUTOEXTEND ON; What is the result?（）

• A、It executes successfully and creates an UNDO tablespace in hr_pdb.
• B、It falls and reports an error because there can be only one undo tablespace in a cdb.
• C、It fails and reports an error because the CONTAINER=ALL clause is not specified in the command.
• D、It fails and reports an error because the CONTAINER=CURRENT clause is not specified in the command.
• E、It executes successfully but neither tablespace nor the data file is created.

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