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2016 Jun 1Z0-052 Study Guide Questions:

Q1. You executed this command to create a temporary table:

SQL> CREATE GLOBAL TEMPORARY TABLE report_work_area (

startdate DATE,

enddate DATE,

class CHAR(20)

) ON COMMIT PRESERVE ROWS;

Which statement is true about the rows inserted into the REPORT_WORK_AREA table during a transaction?

A. The rows stay in the table only until session termination

B. The rows stay in the table only until the next transaction starts on the table

C. The rows are visible to all current sessions after the transaction in committed

D. The rows stay available for subsequent sessions after the transaction is committed

Answer: A


Q2. Which two statements correctly describe the relation between a data file and the logical database structures? (Choose two)

A. An extent cannot spread across data files.

B. A segment cannot spread across data files.

C. A data file can belong to only one tablespace.

D. A data file can have only one segment created in it.

E. A data block can spread across multiple data files as it can consist of multiple operating system (OS) blocks.

Answer: AC


Q3. 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


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Q4. User SCOTT wants to perform a bulk insert operation in the EMP_DEP table. SCOTT receives the following error after the INSERT statement is issued and few rows are inserted:

INSERT INTO EMP_DEP (emp_id,name,salary,dep_name,mgr_id)

*

ERROR at line 1:

ORA-01653: unable to extend table SCOTT.EMP_DEP by 128 in tablespace USERS

Identify two actions either of which will help you resolve this problem. (Choose two.)

A. Grant the RESOURCE role to SCOTT.

B. Add data files to the USERS tablespace.

C. Grant the CREATE ANY TABLE privilege to SCOTT.

D. Increase the space for SCOTT on the USERS tablespace.

E. Increase the size of the data file associated with the USERS tablespace.

Answer: BE


Q5. Which statement is true about the Manageability Monitor (MMON) background process?

A. It transfers statistics from memory to disk at regular intervals.

B. It coordinates the rebalance activity for disk groups when ASM is used.

C. It communicates with the Automatic Storage Management (ASM) instance on behalf of the database instance.

D. It performs dynamic memory management when Automatic Shared Memory Management is enabled for the database instance.

Answer: A


Q6. Which two statements are true regarding the SGA_TARGET initialization parameter? (Choose two.)

A. It can be increased up to the value of the SGA_MAX_SIZE parameter.

B. Increasing the value of the SGA_TARGET parameter distributes the increased memory among all the autotuned components.

C. Reducing the value of the SGA_TARGET parameter deallocates memory from both autotuned and manually sized components.

D. Increasing the value of SGA_TARGET up to the value of SGA_MAX_SIZE disables the automatic shared memory management feature.

Answer: AB


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Q7. SQL> AUDIT DROP ANY TABLE BY scott BY SESSION WHENEVER SUCCESSFUL;

What is the effect of this command?

A. One audit record is created for every successful DROP TABLE command executed in the session of SCOTT

B. One audit record is generated for the session when SCOTT grants the DROP ANY TABLE privilege to other users

C. One audit record is created for the whole session if user SCOTT successfully drops one or more tables in his session

D. One audit record is created for every session of any other user in which a table owned by SCOTT is dropped successfully

E. One audit record is created for every successful DROP TABLE command executed by any user to drop tables owned by SCOTT

Answer: C


Q8. Your database instance is functional for the past one month. The Automatic Workload Repository (AWR) snapshot retention is set to 7 and the STATISTICS_LEVEL initialization parameter is set to TYPICAL. You receive a complaint about the poor performance of the database between 7 PM and 9 PM of the previous day. Choose two actions any of which can be referred to first to diagnose the problem. (Choose two.)

A. Use the Active Session History report.

B. Use the AWR Compare Periods report.

C. Use an ADDM analysis between 7 PM and 9 PM of the previous day.

D. Use the AWR Compare Period report between 7 PM and 9 PM of the previous day.

Answer: BC


Q9. Identify the two situations in which the alert log file is updated with details. (Choose two.)

A. Running a query on a table returns "ORA-600: Internal Error"

B. Inserting a value in a table returns "ORA-01722: Invalid Number"

C. Creating a table returns "ORA-00955: name is already used by an existing object'

D. Inserting a value in a table returns "ORA-00001: unique constraint (SYS.PK_TECHP) violated."

E. Rebuilding an index using ALTER INDEX ... REBUILD fails with an error "ORA-01578: ORACLE data block corrupted (file # 14, block @ 50)."

F. Rebuilding an index using ALTER INDEX .... REBUILD fails with an error "ORA-01578: ORACLE data block corrupted (file #14, block #50)."

Answer: AE


Q10. Some non-DBA users in your database have been granted ANY TABLE system privileges and they are able to access data dictionary base tables. You decide to restrict their access to data dictionary objects. Which method would you adopt to achieve this objective?

A. Revoke the RESOURCE role from the users.

B. Set the value of the OS_ROLES parameter to TRUE.

C. Use Database Resource Manager to restrict user access to objects.

D. Grant ANY TABLE system privileges again without ADMIN OPTION.

E. Set the value of the O7_DICTIONARY_ACCESSIBILITY parameter to FALSE.

Answer: E



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