Free Access Oracle.1z0-062.v2022-06-21.q305 Practice Test (Page 43)

Question 206

Identify three valid methods of opening, pluggable databases (PDBs).

A.ALTER PLUGGABLE DATABASE OPEN ALL ISSUED from the root

B.ALTER PLUGGABLE DATABASE OPEN ALL ISSUED from a PDB

C.ALTER PLUGGABLE DATABASE PDB OPEN issued from the seed

D.ALTER DATABASE PDB OPEN issued from the root

E.ALTER DATABASE OPEN issued from that PDB

F.ALTER PLUGGABLE DATABASE PDB OPEN issued from another PDB

G.ALTER PLUGGABLE DATABASE OPEN issued from that PDB

Question 207

A user establishes a connection to a database instance by using an Oracle Net.
You want to ensure that:
1. The user account must be locked after five consecutive unsuccessful login attempts.
2. Data read per session must be limited for the user.
3. The user cannot have more than three simultaneous sessions.
4. The user must have a maximum of 10 minutes session idle time before being logged off automatically.
Which two would you do to implement this? (Choose two.)

A.by implementing Database Resource Manager and assign it a role for the user

B.by implementing Database Resource Manager and assign it a profile for the user

C.by alerting the appropriate user attributes with an ALTER USER command

D.by using appropriate KERNEL parameters set in the profile assigned to the user

E.by using appropriate PASSWORDparameters set in the profile assigned to the user

Question 208

Which three statements are true regarding the use of the Database Migration Assistant for Unicode (DMU)? (Choose three.)

A.A DBA can check specific tables with the DMU

B.The database to be migrated must be opened read-only.

C.The release of the database to be converted can be any release since 9.2.0.8.

D.The DMU can report columns that are too long in the converted characterset.

E.The DMU can report columns that are not represented in the converted characterset.

Question 209

Which three statements are true about automated maintenance tasks?

A.They run at predefined time intervals that are intended to occur during a period of low system load.

B.An Oracle Schedulerjob is created for each maintenance task that is scheduled to run in a maintenance window.

C.A maintenance window is automatically extended until all the maintenance tasks defined are completed.

D.A repository is maintained in theSYSTEMtablespace to store the history of execution of all tasks.

E.Predefined maintenance tasks consist of automatic optimizer statistics collection, running Automatic Segment Advisor, and running Automatic SQL Tuning Advisor.

Question 210

Which three statements are true about Automatic Workload Repository (AWR)? (Choose three.)

A.All AWR tables belong to the SYSTEM schema.

B.The snapshots collected by AWR are used by the self-tuning components in the database

C.The AWR data is stored in memory and in the database.

D.AWR contains system wide tracing and logging information.

E.AWR computes time model statistics based on time usage for activities, which are displayed in the v$SYS time model and V$SESS_TIME_MODEL views.

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