Free Download Latest 2014 Pass4sure&Lead2pass Oracle 1Z0-050 Dumps (61-70)

By | May 5, 2014

QUESTION 61
Evaluate the following command:
SQL>ALTER SYSTEM SET db_securefile = ‘IGNORE’;
What is the impact of this setting on the usage of SecureFiles?

A.    It forces BasicFiles to be created even if the SECUREFILE option is specified to create the LOB.
B.    It forces SecureFiles to be created even if the BASICFILE option is specified to create the LOB.
C.    It does not allow the creation of SecureFiles and generates an error if the SECUREFILE option is
specified to create the LOB.
D.    It ignores the SECUREFILE option only if a Manual Segment Space Management tablespace is
used and creates a BasicFile.

Answer: A

QUESTION 62
You are managing an Oracle Database 11g ASM instance with a disk group dg01 having three disks. One of the disks in the disk group becomes unavailable because of power failure. You issued the following command to change the DISK_REPAIR_TIME attribute from 3.6 hours to 5 hours:
ALTER DISKGROUP dg01 SET ATTRIBUTE ‘disk_repair_time’ = ‘5h’;
To which disks in the disk group will the new value be applicable?

A.    all disks in the disk group
B.    all disks that are currently in OFFLINE mode
C.    all disks that are not currently in OFFLINE mode
D.    all disks in the disk group only if all of them are ONLINE

Answer: C

QUESTION 63
In which two cases would you perform only consistent backup? (Choose two.)

A.    You are working on a database where downtime is not tolerated.
B.    You are working on a database where downtime can be tolerated.
C.    You are working on a database that operates in ARCHIVELOG mode.
D.    You are working on a database that operates in NOARCHIVELOG mode.
E.    You are working on a database where all the tablespaces are locally managed.
F.    You are working on a database where control files and redo log files are multiplexed.
G.    You are working on a database where control files and redo log files are not multiplexed.

Answer: BD

QUESTION 64
You issued the following RMAN command to back up the database:
RMAN> RUN{
ALLOCATE CHANNEL c1
DEVICE TYPE sbt
BACKUP DATABASE
TAG quarterly
KEEP FOREVER
RESTORE POINT FY06Q4;}
Which two statements are true regarding the backup performed? (Choose two.)

A.    Archived redo log files are backed up along with data files.
B.    Only data files are backed up and a restore point named FY06Q4 is created.
C.    Archived log files are backed up along with data files, and the archived log files are deleted.
D.    The command creates a restore point named FY06Q4 to match the SCN at which this backup is
consistent.

Answer: AD

QUESTION 65
Which two kinds of failures make the Data Recovery Advisor (DRA) generate a manual checklist? (Choose two.)

A.    failures because a data file is renamed by error
B.    failures when no standby database is configured
C.    failures that require no archive logs to be applied for recovery
D.    failures due to loss of connectivity-for example, an unplugged disk cable

Answer: AD

QUESTION 66
Which two statements are true regarding the starting of the database instance using the following command? (Choose two.)
SQL>STARTUP UPGRADE

A.    It enables all system triggers.
B.    It allows only SYSDBA connections.
C.    It ensures that all job queues remain active during the upgrade process.
D.    It sets system initialization parameters to specific values that are required to enable database
upgrade scripts to be run.

Answer: BD

QUESTION 67
Which statements are true regarding system-partitioned tables? (Choose all that apply.)

A.    Only a single partitioning key column can be specified.
B.    All DML statements must use partition-extended syntax.
C.    The same physical attributes must be specified for each partition.
D.    Unique local indexes cannot be created on a system-partitioned table.
E.    Traditional partition pruning and partitionwise joins are not supported on these tables.

Answer: DE

QUESTION 68
The OPTIMIZER_USE_PLAN_BASELINES parameter is set to TRUE. The optimizer generates a plan for a SQL statement but does not find a matching plan in the SQL plan baseline. Which two operations are performed by the optimizer in this scenario? (Choose two.)

A.    The optimizer adds the new plan to the plan history.
B.    The optimizer selects the new plan for the execution of the SQL statement.
C.    The optimizer adds the new plan to the SQL plan baseline as an accepted plan.
D.    The optimizer adds the new plan to the SQL plan baseline but not in the ENABLED state.
E.    The optimizer costs each of the accepted plans in the SQL plan baseline and picks the one with
the lowest cost.

Answer: AE

QUESTION 69
Which two statements about Oracle Direct Network File System (NFS) are true? (Choose two.)

A.    It bypasses the OS file system cache.
B.    A separate NFS interface is required for use across Linux, UNIX, and Windows platforms.
C.    It uses the operating system kernel NFS layer for user tasks and network communication modules.
D.    File systems need not be mounted by the kernel NFS system when being served through Direct NFS.
E.    Oracle Disk Manager can manage NFS on its own, without using the operating system kernel NFS driver.

Answer: AE

QUESTION 70
You are managing an Oracle Database 11g instance with ASM storage. You lost an ASM disk group DATA. You have RMAN backup of data as well as ASM metadata backup. You want to re-create the missing disk group by using the ASMCMD md_restore command. Which of these methods would you use to achieve this? (Choose all that apply.)

A.    Restore metadata in an existing disk group by passing the existing disk group name as an input
parameter.
B.    Restore the disk group with changed disk group specification, failure group specification, disk
group name, and other disk attributes.
C.    Restore the disk group with the exact configuration as the backed-up disk group, using the same
disk group name, same set of disks, and failure group configurations.
D.    Restore the disk group with the exact configuration as the backed-up disk group, using the same
disk group name, same set of disks, failure group configurations, and data on the disk group.

Answer: ABC

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