Free Download Latest 2014 Pass4sure&Lead2pass Oracle 1Z0-050 Dumps (101-110)

By | May 7, 2014

QUESTION 101
Identify the activities performed as part of the Automatic SQL Tuning process in the maintenance window? (Choose all that apply.)

A.    generating the SQL profile
B.    testing and accepting the SQL profile
C.    generating a list of candidate SQLs for tuning
D.    adding tuned SQL plans into the SQL plan baseline
E.    tuning each SQL statement in the order of importance
F.    generating baselines that include candidate SQLs for tuning

Answer: ABCE

QUESTION 102
View the Exhibit to examine the replay settings for replay parameters. What is the implication for setting the values for replay parameters? (Choose all that apply.)

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A.    The COMMIT order in the captured workload is preserved during replay.
B.    The value 100 in the THINK_TIME_SCALE parameter attempts to make the replay client shorten the
think time between calls.
C.    The value 100 in the CONNECT_TIME_SCALE parameter attempts to connect all sessions as captured.
D.    The value 100 in the THINK_TIME_SCALE parameter attempts to match the captured user think time
while replaying.
E.    The value 100 in the CONNECT_TIME_SCALE parameter attempts to connect all sessions immediately
as soon as the replay begins.

Answer: ACD

QUESTION 103
Which two prerequisites are needed for performing workload capture and replay? (Choose two.)

A.    setting up the directory to capture the workload
B.    running the database in shared server mode
C.    Close all sessions performing queries using database links.
D.    The database on which the workload is replayed has to be a restore of the original database to a
specific SCN.

Answer: AD

QUESTION 104
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

QUESTION 105
You set the following parameters in the parameter file and restarted the database:
MEMORY_MAX_TARGET=0
MEMORY_TARGET=500M
PGA_AGGREGATE_TARGET=90M
SGA_TARGET=270M
Which two statements are true regarding these parameters after the database instance is restarted? (Choose two.)

A.    The MEMORY_MAX_TARGET parameter is automatically set to 500 MB.
B.    The value of the MEMORY_MAX_TARGET parameter remains zero till it is changed manually.
C.    The PGA_AGGREGATE_TARGET and SGA_TARGET parameters are automatically set to zero.
D.    The lower bounds of PGA_AGGREGATE_TARGET and SGA_TARGET parameters are set to 90
MB and 270 MB, respectively.

Answer: AD

QUESTION 106
Evaluate the following SQL statement used to create the PRODUCTS table:
CREATE TABLE products
(product_id NUMBER(3) PRIMARY KEY,
product_desc VARCHAR2(25),
qty NUMBER(8,2),
rate NUMBER(10,2),
total_value AS ( qty * rate))
PARTITION BY RANGE (total_value)
(PARTITION p1 VALUES LESS THAN (100000),
PARTITION p2 VALUES LESS THAN (150000),
PARTITION p3 VALUES LESS THAN (MAXVALUE))
COMPRESS FOR ALL OPERATIONS;
Which statement is true regarding this command?

A.    It executes successfully but partition pruning cannot happen for this partition key.
B.    It produces an error because the TOTAL_VALUE column cannot be used as a partition key.
C.    It produces an error because compression cannot be used for the TOTAL_VALUE partition key.
D.    It executes successfully but the values in the TOTAL_VALUE column would not be physically stored
in the partitions.

Answer: D

QUESTION 107
View the Exhibit to examine the error while executing the REPAIR FAILURE command in an RMAN session.
What is the reason for this error?

image

A.    Another repair session is running concurrently.
B.    The failure ID has not been mentioned in the command for data file 5.
C.    There are new failures recorded in the Automatic Diagnostic Repository (ADR).
D.    The ADVISE FAILURE command has not been issued before the REPAIR FAILURE command.

Answer: A

QUESTION 108
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 issued to set the deletion policy for archived log files:
RMAN> CONFIGURE ARCHIVELOG DELETION POLICY
TO BACKED UP 2 TIMES TO sbt;
Which statement is true regarding what this command accomplishes?

A.    All archived redo log files backed up at least twice to tape are deleted.
B.    All archived redo log files backed up at least once to tape are eligible for deletion.
C.    All archived redo log files backed up at least twice to tape are deleted from the flash recovery area.
D.    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 109
Evaluate the following command:
SQL> CREATE TABLE design_data (id NUMBER,
doc CLOB)
LOB(doc) STORE AS SECUREFILE(DEDUPLICATE);
Which statement is true regarding the above command?

A.    The LOB values are automatically compressed.
B.    The LOB values are cached by default in the buffer cache.
C.    The LOB values are automatically stored in encrypted mode.
D.    All LOB data that is identical in two or more rows in a LOB column share the same data blocks.

Answer: D

QUESTION 110
You are working on the APPDB database as a DBA. The database has a default Flashback Data Archive DFLA1 created on it.
You issued the following command to drop the Flashback Archive FLA1:
DROP FLASHBACK ARCHIVE fla1;
What is the effect of this command?

A.    The tablespace having Flashback Archive is dropped.
B.    The Flashback Archive FLA1 is dropped only if it is empty.
C.    The Flashback Data Archive and historical data are dropped.
D.    The Flashback Archive FLA1 is dropped after moving the existing data in it to the default Flashback
Archive.

Answer: C

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