Category: 1z0-050 (v.2)

Exam 1z0-050: Oracle Database 11g: New Features for Administrators (update January 22th, 2016)

Which statement is true if the SQL query in exhibit1 is executed again when the value of OPTIMIZER_MODE is set to FIRST_ROWS?

View the Exhibit exhibit1 to examine the series of SQL commands. View the Exhibit exhibit2
to examine the plans available in the SQL plan baseline. The baseline in the first row of the
Exhibit is created when OPTIMIZER_MODE was set to FIRST_ROWS. Which statement is
true if the SQL query in exhibit1 is executed again when the value of OPTIMIZER_MODE is
set to FIRST_ROWS?

What is the outcome of the above code?

Evaluate the following block of code: BEGIN
DBMS_NETWORK_ACL_ADMIN.CREATE_ACL ( acl =>
‘mycompany-com-permissions.xml’, principal => ‘ACCT_MGR’, is_grant => TRUE, privilege
=> ‘connect’); DBMS_NETWORK_ACL_ADMIN.ASSIGN_ACL ( acl =>
‘mycompany-com-permissions.xml’, host => ‘*.mycompany.com’); END; What is the
outcome of the above code?

What configuration should be effected to accomplish faster and optimized backups by using the above command?

You are managing an Oracle Database 11g database. You want to take a backup on tape
drives of the USERS tablespace that has a single data file of 900 MB. You have tape drives
of 300 MB each. To accomplish the backup, you issued the following RMAN command:
RMAN>BACKUP SECTION SIZE 300M TABLESPACE users; What configuration should be
effected to accomplish faster and optimized backups by using the above command?


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