You have installed two 64G flash devices to support the Data-最需题库

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1What is the effect of specifying the "ENABLE PLUGGABLE DATABASE" clause in a "CREATE DATABASE” statement、
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.
C.It will create a CDB with root and seed opened and one PDB mounte
D.B.It will create a CDB with root opened and seed read only.C.It will create a CDB with root and seed opened and one PDB mounted.D.It will create a CDB that must be plugged into an existing CDB.
E.It will create a CDB with root opened and seed mounted.
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2You created a new database using the "create database" statement without specifying the "ENABLE PLUGGABLE" clause.What are two effects of not using the "ENABLE PLUGGABLE database" clause、
A.The database is created as a non-CDB and can never contain a PD
B.B.The database is treated as a PDB and must be plugged into an existing multitenant container database (CDB).
C.The database is created as a non-CDB and can never be plugged into a CDB.
D.The database is created as a non-CDB but can be plugged into an existing CDB.
E.The database is created as a non-CDB but will become a CDB whenever the first PDB is plugged in.
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3In your multitenant container database (CDB) containing pluggable database (PDBs), the HR user executes the following commands to create and grant privileges on a procedure:CREATE OR REPLACE PROCEDURE create_test_v (v_emp_id NUMBER, v_ename VARCHAR2, v_SALARY NUMBER, v_dept_id NUMBER)BEGININSERT INTO hr.test VALUES (V_emp_id, V_ename, V_salary, V_dept_id);END;GRANT EXECUTE ON CREATE_TEST TO john, jim, smith, king;How can you prevent users having the EXECUTE privilege on the CREATE_TESTprocedure from inserting values into tables on which they do not have any privileges、
A.Create the CREATE_TEST procedure with definer’s rights.
B.Grant the EXECUTE privilege to users with GRANT OPTION on the CREATE_TESTprocedure.
C.Create the CREATE_TEST procedure with invoker’s rights.
D.Create the CREATE_TEST procedure as part of a package and grant users the EXECUTE privilege the packag
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4You executed a DROP USER CASCADE on an Oracle 11g release 1 database andimmediately realized that you forgot to copy the OC
A.EXAM_RESULTS table to the OCP schema.The RECYCLE_BIN enabled before the DROP USER was executed and the OCP user has been granted the FLASHBACK ANY TABLE system privilege.What is the quickest way to recover the contents of the OCA.EXAM_RESULTS table to the OCP schema、A.Execute FLASHBACK TABLE OCA.EXAM_RESULTS TO BEFORE DROP RENAME TO OCP.EXAM_RESULTS; connected as SYSTEM.
B.Recover the table using traditional Tablespace Point In Time Recovery.
C.Recover the table using Automated Tablespace Point In Time Recovery.
D.Recovery the table using Database Point In Time Recovery.
E.Execute FLASHBACK TABLE OCA.EXAM_RESULTS TO BEFORE DROP RENAME TO EXAM_RESULTS; connected as the OCP user.
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5Which two statements are true about variable extent size support for large ASM files、
A.The metadata used to track extents in SGA is reduced.
B.Rebalance operations are completed faster than with a fixed extent size
C.An ASM Instance automatically allocates an appropriate extent size.
D.B.Rebalance operations are completed faster than with a fixed extent sizeC.An ASM Instance automatically allocates an appropriate extent siz
E.D.Resync operations are completed faster when a disk comes online after being taken offline.E.Performance improves in a stretch cluster configuration by reading from a local copy of an extent.
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6Examine the following parameters for a database instance:MEMORY_MAX_TARGET=0MEMORY_TARGET=0SGA_TARGET=0PGA_AGGREGATE_TARGET=500mWhich three initialization parameters are not controlled by Automatic Shared Memory Management (ASMM)、
A.LOG_BUFFER
B.SORT_AREA_SIZE
C.JAVA_POOL_SIZE
D.STREAMS_POOL_SIZE
E.DB_16K_CACHE_SZIE
F.DB_KEEP_CACHE_SIZE
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7In your multitenant container database (CDB) containing pluggable database (PDBs), you granted the CREATE TABLE privilege to the common user C # # A_ADMIN in root and all PDBs. You execute the following 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.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.
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8Which two statements are true concerning the Resource Manager plans for individualpluggable databases (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 PD
B.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.
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9You use a recovery catalog for maintaining your database backups.You execute the following command:$rman TARGET / CATALOG rman / cat@catdbRMAN > BACKUP VALIDATE DATABASE ARCHIVELOG ALL;Which two statements are true、
A.Corrupted blocks, if any, are repaired.
B.Checks are performed for physical corruptions.
C.Checks are performed for logical corruptions.
D.B.Checks are performed for physical corruptions.C.Checks are performed for logical corruptions.D.Checks are performed to confirm whether all database files exist in correct locations
E.Backup sets containing both data files and archive logs are created.
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10Which three statements are true concerning the multitenant architecture、
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.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.
G.PDBs share a common system tablespace.
H.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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