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QUESTION NO:26

Which two statements are true about statement-level and row-level triggers? (Choose two.)

A. A row trigger fires once even if no rows are affected.

B. A statement trigger fires once even if no rows are affected.

C. Row triggers are useful if the trigger action depends on the data of rows that are affected or on

data that is provided by the triggering event itself.

D. Statement triggers are useful if the trigger action depends on the data of rows that are affected

or on data that is provided by the triggering event itself.

Answer: B,C

Explanation:

QUESTION NO:35

In which of the following scenarios would you recommend using associative arrays?

A. when you want to retrieve an entire row from a table and perform calculations

B. when you know the number of elements in advance and the elements are usually accessed

sequentially

C. when you want to create a separate lookup table with multiple entries for each row of the main

table, and access it through join queries

D. When you want to create a relatively small lookup table, where the collection can be

constructed on memory each time a subprogram is invoked.

Answer: C,D

Explanation:

QUESTION NO:37

Examine the following code:

Which statement is true about the execution of the above code?

A. It executes and displays null.

B. It executes and the condition returns true.

C. It executes and control goes to the else statement.

D. It fails because no value is assigned to the v_myage variable.

Answer: C

Explanation:

QUESTION NO:10

The STRING_TAB table has the following structure:

View the Exhibit and examine the code.

What is the outcome on execution?

A. It displays

Out put buffer not long

enough. This is my test

string.-.

B. It displays only

Output buffer not long enough, and exits the anonymous block.

C. It displays only

This is my test string. -Because EXCEPTION should have been defined in the

anonymous block to get the error message.

D. It does not display any of the MEMS_PUTPUT messages and gives an error

because a transaction control statement cannot be used in the exception section

of a procedure.

Answer: A

Explanation:

QUESTION NO:54

Which two statements are true about the handling of internally defined or user-defined PL7SQL

exceptions? (Choose two.)

A. Add exception handlers whenever errors occur.

B. An exception handler should commit the transaction.

C. Handle named exceptions whenever possible instead of using when others in exception

handlers

D. Instead of adding exception handlers to your PL/SQL block, check for errors at every point

where they may occur.

Answer: C,D

Explanation:

QUESTION NO:18

Examine the following code:

Which two statements are true about the above function? (Choose two.)

A. It can be used only in a parallelized query.

B. It can be used in both a parallelized query and a parallelized DML statement.

C. It can be used only in a parallelized data manipulation language (DML) statement.

D. It can have a separate copy run in each of the multiple processes when called from a SQL

statement that is run in parallel.

E. It requires a PRAGMA RESTRICT_REFERENCES declaration with RNDS, WNDS, RNPS, and

WNPS specified in order to use parallel optimization.

Answer: B,E

Explanation:

QUESTION NO:14

View the Exhibit and examine the structure of the EMP table.

You want to create two procedures using the overloading feature to search for employee details

based on either the employee name or employee number. Which two rules should you apply to

ensure that the overloading feature is used successfully? (Choose two.)

A. The procedures can be either stand-alone or packaged.

B. The procedures should be created only as packaged subprograms

C. The procedures should be created only as stand-alone subprograms

D. Each subprogram\’s formal parameters should differ in both name and data type.

E. The formal parameters of each subprogram should differ in data type but can use the same

names.

Answer: B,E

Explanation:

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