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2021 May 1Z0-053 Study Guide Questions:
Q201. In what order would you execute the following steps to create a recovery catalog?
a. Issue the create catalog command.
b. Create the recovery-catalog database.
c. Create the recovery-catalog user.
d. Grant the recovery_catalog_owner privilege to the recovery-catalog user.
e. Issue the register database command from the target database.
A. a, b, c, d, e
B. b, a, d, c, e
C. b, c, d, a, e
D. b, c, d, e, a
E. b, d, c, a, e
Q202. Which statement is true for enabling Enterprise Manager Support Workbench in Oracle Database 11g to upload the physical files generated by Incident Packaging Service (IPS) to MetaLink?
A. The database must be running in ARCHIVELOG mode.
B. No special setup is required, and the feature is enabled by default.
C. The path for the Automatic Diagnostic Repository (ADR) must be configured with the DIAGNOSTIC_DEST initialization parameter.
D. The Enterprise Manager Support Workbench can be enabled only if the background process manageability monitor (MMON) is configured.
E. Select the Enable option in the Oracle Configuration Manager Registration window during the installation of the Oracle Database 11g software, provide valid MetaLink credentials and select license agreement.
Q203. Your database is running in ARCHIVELOG mode. You are performing a user-managed backup of the DATA1 tablespace. You place the DATA1 tablespace in backup mode by issuing the following statement: ALTER TABLESPACE data1 BEGIN BACKUP;
While you are performing the backup, an error occurs that causes the instance to terminate abnormally. Which statement about the DATA1 tablespace is true?
A. The DATA1 tablespace is automatically taken out of backup mode when the instance aborts.
B. If you restart the database, the DATA1 tablespace will be automatically taken out of backup mode when the database is opened.
C. If you restart the database, the DATA1 tablespace will be automatically taken out of backup mode when the database is mounted.
D. If you restart the database, the database will not be opened.
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Q204. When performing an online backup, what is the proper order of the following steps?
a. Issue the alter database end backup command.
b. Back up the archived redo logs.
c. Issue the alter database begin backup command.
d. Back up the database files.
e. Determine the beginning log sequence number.
f. Determine the ending log sequence number.
g. Force a log switch with the alter system switch logfile command.
A. a, b, c, d, e, f, g
B. c, d, a, b, e, g, f
C. f, d, b, g, a, c, e
D. e, c, d, a, g, f, b
E. a, f, b, g, e, c, d
Q205. You are an Oracle DBA responsible for an ASM instance. The disk controller on your system fails. You suspect that the disk itself is okay. You know it will take 24 hours to replace the controller and you don't want to have to rebuild the disks from scratch. What do you do?
A. Take the whole disk group offline and wait for the controller card to be installed. Once it's installed, bring the disk group online again.
B. Change the ASM parameter ASM_PREFERRED_READ_FAILURE_GROUPS to indicate that you want to read from the non-failed disk. Once the disk controller is replaced, reset the parameter to its original value.
C. You have no choice but to rebuild the disk. Drop the disk from the disk group and wait for the controller to be replaced. Once the controller is replaced, add the disk back into the disk group and allow ASM to rebuild it.
D. If you are using any setting other than REDUNDANCY EXTERNAL for your disk group, you will have to recover any data on that disk from a backup. The database will be unavailable until you can correct the problem and perform recovery.
E. Change the attribute DISK_REPAIR_TIME on the disk group to a time greater than 24 hours.
Q206. You want to use the automatic management of backup and recovery operations features for your database.
Which configuration must you set?
A. Enable the flash recovery area and specify it as the archived redo log destination.
B. Disable the flash recovery area and start the database instance in ARCHIVELOG mode.
C. Enable the flash recovery area but do not specify it as the archived redo log destination.
D. Disable the flash recovery area and start the database instance in NOARCHIVELOG mode.
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Q207. Your organization decided to upgrade the existing Oracle 10g database to Oracle 11g database in a multiprocessor environment. At the end of the upgrade, you observe that the DBA executes the following script:
What is the significance of executing this script?
A. It performs parallel recompilation of only the stored PL/SQL code.
B. It performs sequential recompilation of only the stored PL/SQL code.
C. It performs parallel recompilation of any stored PL/SQL as well as Java code.
D. It performs sequential recompilation of any stored PL/SQL as well as Java code.
Q208. Evaluate the following code:
SQL>VARIABLE task_name VARCHAR2(255);
SQL>VARIABLE sql_stmt VARCHAR2(4000);
:sql_stmt := 'SELECT COUNT(*) FROM customers
WHERE cust_state_province =''CA'''
:task_name := 'MY_QUICKTUNE_TASK'
What is the outcome of this block of code?
A. It creates a task and workload, and executes the task.
B. It creates a task and workload but does not execute the task.
C. It produces an error because a template has not been created.
D. It produces an error because the SQL Tuning Set has not been created.
Q209. During the installation of Oracle Database 11g, you do not set ORACLE_BASE explicitly. You selected the option to create a database as part of the installation. How would this environment variable setting affect the installation?
A. The installation terminates with an error.
B. The installation proceeds with the default value without warnings and errors.
C. The installation proceeds with the default value but it would not be an OFA-compliant database.
D. The installation proceeds with the default value but a message would be generated in the alert log file.
Q210. The EMP table exists in your schema. You want to execute the following query:
SELECT ename, sal
AS OF TIMESTAMP (SYSTIMESTAMP - INTERVAL '6' MINUTE)
WHERE ename = 'ALLEN'
What are the minimum requirements for the statement to execute successfully? (Choose all that apply)
A. ARCHIVELOG mode must be enabled
B. Row Movement must be enabled for the table
C. FLASHBACK must be set to ON for the database
D. The UNDO_MANAGEMENT parameter must be set to AUTO
E. The UNDO_RETENTION parameter must be set appropriately