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Oracle 1Z0-147 Exam Syllabus Topics:

Oracle9i program with pl/sql Sample Questions:

1. You need to create a trigger on the EMP table that monitors every row that is changed and places this information into the AUDIT_TABLE.What type of trigger do you create?

A) FOR EACH ROW trigger on the AUDIT_TABLE table.
B) Statement-level trigger on the EMP table.
C) Statement-level trigger on the AUDIT_TABLE table.
D) FOR EACH ROW statement-level trigger on the EMPtable.
E) FOR EACH ROW trigger on the EMP table.

2. Which two tables or views track object dependencies? (Choose two)

A) USER_IDEPTREE
B) USER_DEPENDS
C) USER_DEPTREE
D) IDEPTREE
E) USER_DEPENDENCIES

3. Which two describe a stored procedure? (Choose two)

A) The executable section of a stored procedure contains statements that assigns values, control execution, and return values to the calling environment.
B) A stored procedure is a type of PL/SQL subprogram that performs an action.
C) A stored procedure has three parts: the specification, the body, and the exception handler part.
D) A stored procedure is a named PL/SQL block that can accept parameters.
E) A stored procedure is typically written in SQL.

4. To be callable from a SQL expression, a user-defined function must do what?

A) Have both IN and OUT parameters.
B) Use the positional notation for parameters.
C) Be stored only in the database.
D) Return a BOOLEAN or VARCHAR2 data type.

5. Given a function CALCTAX:
CREATE OR REPLACE FUNCTION calctax (sal NUMBER) RETURN NUMBER
IS
BEGIN
RETURN (sal * 0.05);
END;
If you want to run the above function from the SQL *Plus prompt, which statement is true?

A) You need to execute the command EXECUTE FUNCTION calctax;.
B) You need to create a SQL *Plus environment variable X and issue the command EXECUTE :X := CALCTAX;
C) You need to create a SQL *Plus environment variable X and issue the command EXECUTE :X := CALCTAX(1000);
D) You need to create a SQL *Plus environment variable X and issue the command :X := CALCTAX(1000);.
E) You need to execute the command CALCTAX(1000);.

Solutions: