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2016 Jun 1z0-053 exam dumps:

Q411. Which of the following is a potential performance tuning recommendation from the SQL Access Advisor?

A. Create new indexes.

B. Modify existing indexes.

C. Implement partitioning on a nonpartitioned table.

D. Create materialized views.

E. All of the above

Answer: E


Q412. Which of the following is not a valid calendaring syntax element?

A. FREQ

B. BYHOUR

C. RUNDATE

D. INTERVAL

E. BYMINUTE

Answer: C


Q413. Sales details are being stored on a daily basis in the SALES_2007 table. A large amount of data is added to the table daily. To save disk space, you issued the following command:

ALTER TABLE sales_2007 COMPRESS FOR ALL OPERATIONS;

What would be the outcome of this command?

A. It produces an error because data already exists in the table.

B. It produces an error because compression can be enabled at table creation only.

C. It compresses all data added or modified henceforth but the existing data in the table is not compressed immediately.

D. It immediately compresses all existing data as well as new data, resulting from either fresh additions or modifications to existing data.

Answer: C


Q414. Performance divergence indicated in the Workload Replay report is most likely due to what?

A. DML and SQL statement results that do not match between the capture and replay systems

B. When errors that occur in the capture system don't occur in the replay system

C. Top SQL statements

D. Infrastructure or system-configuration differences

E. Time-of-day differences between capture and replay systems 

Answer: D


Q415. You are managing an Oracle 11g database with ASM storage, for which the COMPATIBLE initialization parameter is set to 11.1.0. In the ASM instance, the COMPATIBLE.RDBMS attribute for the disk group is set to 10.2 and the COMPATIBLE.ASM attribute is set to 11.1.

Which two statements are true in this scenario for the features enabled for ASM? (Choose two.)

A. The ASM-preferred mirror read feature is enabled.

B. The ASM supports variable sizes for extents of 1, 8, and 64 allocation units.

C. The ASM disk is dropped immediately from a disk group when it becomes unavailable.

D. The RDBMS always reads the primary copy of a mirrored extent of the ASM disk group.

Answer: AB


1Z0-053  download

Update 1z0-053 vce:

Q416. Given a complete loss of your database, in what order would you need to perform the following RMAN operations to restore it?

a. restore controlfile

b. restore database

c. restore spfile

d. recover database

e. alter database open

f. alter database open resetlogs

A. b, a, c, d, e

B. a, c, b, d, f

C. c, a, b, d, e

D. c, a, b, d, f

E. e, a, b, d, c

Answer: D


Q417. Which of the following statements is true regarding the initialization parameter DIAGNOSTIC_DEST?

A. The default value is the value of the environment variable $ORACLE_HOME; if $ORACLE_HOME isn't set, then the default is set to $ORACLE_BASE.

B. The default value is the value of the environment variable $ORACLE_BASE; if $ORACLE_BASE isn't set, then it is set to $ORACLE_HOME.

C. DIAGNOSTIC_DEST is always equal to $ORACLE_HOME.

D. DIAGNOSTIC_DEST is always equal to $ORACLE_BASE.

Answer: B


Q418. Every Sunday the Unix system administrator has a job that executes a full backup of the entire Unix system your database is on. Is this backup usable for backup and recovery of your database?

A. Yes, if the database is in ARCHIVELOG mode.

B. Yes, if the database is in NOARCHIVELOG mode.

C. No, the backup is not usable in any way.

D. Only if the ENABLE_ONLINE_BACKUP parameter is set to TRUE.

Answer: C


Q419. View the Exhibits: Exhibit 1 and Exhibit 2.

Both processes use an existing job template PROG_1. The time taken by the Jobs is recorded in the TEST_LOG table.

It was observed that the job creation process in Exhibit 1 takes less time than In Exhibit2.

What is the reason for this?


A. It creates less metadata for jobs.

B. It creates Jobs temporarily in memory only.

C. It writes the Job metadata to disk in compressed format.

D. It updates tables In the SYSTEM tablespace instead of creating new tables.

Answer: D


Q420. You executed the following commands in an RMAN session for your database instance that has failures:

RMAN> LIST FAILURE;

After some time, you executed the following command in the same session:

RMAN> ADVISE FAILURE;

But there are new failures recorded in the Automatic Diagnostic Repository (ADR) after the execution of the last LIST FAILURE command. Which statement is true for the above ADVISE FAILURE command in this scenario?

A. It produces a warning for new failures before advising for CRITICAL and HIGH failures.

B. It ignores new failures and considers the failures listed in the last LIST FAILURE command only.

C. It produces an error with recommendation to run the LIST FAILURE command before the ADVISE FAILURE command.

D. It produces advice only for new failures and the failures listed in the last LIST FAILURE command are ignored.

Answer: A



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