[Free] 2018(Jan) EnsurePass Passguide Oracle 1z0-055 Dumps with VCE and PDF 11-20

2018 Jan Oracle Official New Released 1z0-055
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Oracle Database 11g: New Features for 9i OCPs

Question No: 11

ENCRYPT_TS is an encrypted tablespace that contains tables with data. Which statement is true regarding the effect of queries and data manipulation language (DML) statements on the encrypted data in the tables?

  1. The data is decrypted during SORT and JOIN operations

  2. The data remains encrypted when it is read into memory

  3. The data remains encrypted when it is stored in the redo logs

  4. The data remains encrypted in the UNDO tablespace provided that the UNDO tablespace was created with the encryption option enabled

Answer: C

Question No: 12

See the Exhibit:

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To examine the error obtained during the I/O calibration process.

There are no data files on raw devices. What is the reason for this error?

  1. The DISK_ASYNCH_IO parameter is set to TRUE

  2. The FILESYSTEMIO_OPTIONS parameter is set to NONE

  3. Another session runs the I/O calibration process concurrently

  4. The pending area has not been created before running the I/O calibration process

Answer: B

Question No: 13

See the exhibit:

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To examine the error while executing the REPARI FAILURe command in an RMAN session.

What is the reason for this error?

  1. Another repair session is running concurrently

  2. The failure ID has not been mentioned in the command for data file5.

  3. There are new failures recorded in the Automatic Diagnostic Repository (ADR).

  4. The ADVISE FAILURE command has not been issued before the REPAIR FAILURE command.

Answer: A

Question No: 14

The Oracle Database 11g database is running in the ARCHIVELOG mode. The archived redo log files are stored on three locations. The Flash Recovery Area is one of the locations. The details are given below:

LOG_ARCHIVE_DEST_1 = ‘LOCATION = /disk1/archive’ LOG_ARCHIVE_DEST_2 = ‘SERVICE = stdb1’

DB-RECOVERY_FILE_DEST = ‘/u01/oradata’

Examine the following RMAN command is used to set the deletion policy for archived log files:



Which statement is true regarding what this command accomplishes?

  1. All archived redo log files backed up at least twice to tape are deleted

  2. All archived redo log files backed up at least once to tape are eligible for deletion

  3. All archived redo log files backed up at least twice to tape are deleted from the flash recovery area

  4. All archived redo log files in local archiving destinations and the flash recovery area backed up at least twice to tape are eligible for deletion

Answer: D

Question No: 15

You want to convert you existing non-ASM files to ASM files for the database PROD. Which method or command would you use to accomplish this task?

  1. Data Pump Export and Import

  2. Conventional export and import

  3. The COVERT command of RMAN

  4. The BACKUP AS COPY….. command of RMAN

Answer: D

Question No: 16

See the Exhibit:

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In the CUSTOMERS_OBE table, when the value of COST_STATE_PROVINCE is “CA”,

the value of COUNTRY_ID is “US”. See the exhibit to examine the commands and query plans.

The optimizer can sense 8 rows instead of 29 rows, which is the actual number of rows in the table. What can you do to make the optimizer detect the actual selectivity?

  1. Set the STATISTICS_LEVEL parameter to TYPICAL

  2. Change the STALE_PERCENT value for the CUSTOMERS_OBE table


  4. Create extended statistics for the CUST_STATE_PROVINCE and COUNTRY_ID columns

Answer: D

Question No: 17

You plan to set up the automaticWorkload Repository (AWR) baseline metric threshold for moving window baseline. Which action would you take before performing this task?

  1. Compute the baseline statistics

  2. Take an immediate AWR snapshot

  3. Decrease the window size for the baseline

  4. Decrease the expiration time for the baseline

Answer: A

Question No: 18

See the following PL/SQL block:


my_plans pls_integer, BEGIN




Which statement is true about the plan being loaded into the SQL plan baseline by the above command?

  1. It is loaded with the FIXED status

  2. It is loaded with the ACCEPTED status

  3. It is not loaded with the ENABLED status

  4. It is not loaded with the ACCEPTED status

Answer: B

Question No: 19

Identify the three predefined server-generated alerts. (Choose three.)

  1. Drop User

  2. Tablespace Space Usage

  3. Resumable Session Suspended

  4. Recovery Area Low On Free Space

  5. SYSTEM Tablespace Size Increment

Answer: B,C,D

Question No: 20

You perform the followingactivities during the database upgrade from Oracle Database 10g to Oracle Database 11g;

->Capture plans for a SQL workload into a SQL Tuning Set (STS) before upgrade

->Load these plans from the STS into the SQL plan baseline immediately after the upgrade

What is the reason for performing these activities?

  1. To minimize plan regression due to the use of a new optimizer version

  2. To completely avoid the use of new plans generated by a new optimizer version

  3. To prevent plan capturing when the SQL statement is executed after the database upgrade

  4. To keep the plan in the plan history so that is can be used when the older version of the optimizer is used

Answer: A

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