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1Z0-052 Product Description:
Exam Number/Code: 1Z0-052 vce
Exam name: Oracle Database 11g: Administration I
n questions with full explanations
Certification: Oracle Certification
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Exam Code: 1Z0-052 (Practice Exam Latest Test Questions VCE PDF)
Exam Name: Oracle Database 11g: Administration I
Certification Provider: Oracle
Free Today! Guaranteed Training- Pass 1Z0-052 Exam.

2016 Jun 1Z0-052 Study Guide Questions:

Q91. You have executed this command to change the size of the database buffer cache:

SQL> ALTER SYSTEM SET DB_CACHE_SIZE=2516582;

System altered.

To verify the change in size, you executed this command:


Why is the value set to 4194304 and not to 2516582?

A. Because 4194304 is the granule size

B. Because 4194304 is the standard block size

C. Because 4194304 is the largest nonstandard block size defined in the database

D. Because 4194304 is the total size of data already available in the database buffer cache

Answer: A


Q92. View the Exhibit and examine the parameters. User A executes the following command to update the TRANS table:

SQL> UPDATE B.trans SET tr_amt=tr_amt+500 WHERE c_code='C005'

Before user A issues a COMMIT or ROLLBACK command, user B executes the following command on the TRANS table:

SQL> ALTER TABLE trans MODIFY (tr_type VARCHAR2(3));

What would happen in this scenario?

Exhibit:


A. The ALTER TABLE command modifies the column successfully

B. The DDL operation gets higher priority and transaction for user A is rolled back

C. The ALETER TABLE command waits indefinitely until user A ends the transaction

D. The ALTER TABLE command fails after waiting for 60 seconds due to the resource being busy

Answer: D


Q93. You have two database servers SEMP and SACCT. The database in the SEMP server maintains the employee information and the database in the SACCT server maintains the accounts payable information. The employees submit the expense reports to the accounts payable department. A user of the accounts payable database wants to extract the employee information from the database in the SEMP server for crossverification.

Which schema object enables the user to access the information from the remote database?

A. Cluster

B. Database link

C. Mapping table

D. Materialized view

Answer: B


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Q94. In which of the scenario will the DBA perform recovery? (Choose all that apply.)

A. The alert log file is corrupted

B. A tablespace is accidentally dropped

C. One of the redo log members is corrupted

D. A database user terminates the session abnormally

E. The hard disk on which the data files is stored is corrupted

Answer: BE


Q95. Automatic Shared Memory Management is disabled for your database instance. You realize that there are cases of SQL statements performing poorly because of repeated parsing activity, resulting in degradation of performance.

What would be your next step to improve performance?

A. Run the SQL Access Advisor

B. Run the memory Advisor for the SGA

C. Run the memory Advisor for the PGA

D. Run the memory advisor for the shared pool

E. Run the memory advisor for the buffer cache

Answer: D


Q96. You used the IMMEDIATE option to shutdown your database instance. Consider the steps that will be performed later when you open the database:

1. SGA is allocated.

2. Control file is read.

3. Redo log files are read.

4. Instance recovery is started.

5. Background processes are started.

6. Data files are checked for consistency.

7. Server parameter file or the initialization parameter file is read.

Which option has the correct order in which these steps occur?

A. 7, 1, 5, 2, 3, 6, 4

B. 1, 5, 7, 2, 3, 6; step 4 is not required

C. 7, 1, 5, 2, 3, 6 step 4 is not required

D. 1, 2, 3, 5, 6, 4; step 7 is not required

Answer: C


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Q97. View the Exhibit and examine the PL/SQL package and procedure. You made changes to the COMPUTE_TAX function inside the EMP_ADMIN package body. Which statement is true after you recompile the EMP_ADMIN package body?

Exhibit:


A. The USE_P procedure remains valid.

B. The USE_P procedure becomes invalid.

C. The SHOW_DETAIL procedure becomes invalid.

D. The EMP_ADMIN package specification becomes invalid and needs to be recompiled.

Answer: A


Q98. Your database instance is configured with automatic undo management and the UNDO_RETENTION parameter is set to 900 seconds. You executed the following command to enable retention guarantee:

SQL> ALTER TABLESPACE undotbs1 RETENTION GUARANTEE;

What affect would this command have on the database?

A. The extents in the undo tablespace retain data until the next full database backup

B. The extents containing committed undo in the undo tablespace are not overwritten for at least 15 minutes

C. The extents containing committed data in the undo tablespace are not overwritten until the instance is shut down

D. The extents containing committed undo in the undo tablepace are transferred to Flash Recovery Area before being overwritten

Answer: B


Q99. You created a profile APP_USER and assigned it to the users. After a month, you decide to drop the profile. Some user sessions are currently connected to the database instance and are using the APP_USER profile.

This command is used to drop the profile:

SQL> DROP PROFILE app_user;

Which statement describes the result?

A. The command produces an error.

B. The profile is dropped and current user sessions use the DEFAULT profile immediately.

C. The profile is dropped and only the subsequent user sessions use the DEFAULT profile.

D. The profile is dropped, the sessions are terminated, and the subsequent user sessions use the DEFAULT profile.

Answer: A


Q100. To make audit information more productive, the DBA executes the following command before starting an audit operations:

SQL>ALTER SYSTEM SET AUDIT_TRAIL=DB,EXTENDED SCOPE=SPFILE;

Which statement is true regarding the audit record generated when auditing starts after restarting the database?

A. It contains only the plan for the SQL statement executed by the user

B. It contains the SQL text executed by the user and the bind variables used with it

C. It contains the plan and statistics associated with the SQL statement executed by the user D.

It contains the plan for the SQL statement executed by the user and the bind variables used with it

Answer: B



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