Oracle9i program with pl/sql: 1Z0-147 Exam


"Oracle9i program with pl/sql", also known as 1Z0-147 exam, is a Oracle Certification. With the complete collection of questions and answers, PrepAwayTest has assembled to take you through 111 Q&As to your 1Z0-147 Exam preparation. In the 1Z0-147 exam resources, you will cover every field and category in 9i Internet Application Developer Certification helping to ready you for your successful Oracle Certification.

  • Exam Code: 1Z0-147
  • Exam Name: Oracle9i program with pl/sql
  • Total Questions: 111

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Oracle 1Z0-147 Exam Syllabus Topics:

SectionObjectives
Program Control Structures- Conditional and Iterative Processing
  • 1. Nested blocks
  • 2. IF and CASE statements
  • 3. LOOP, WHILE, and FOR loops
PL/SQL Fundamentals- PL/SQL Blocks
  • 1. Use %TYPE and %ROWTYPE attributes
  • 2. Declare variables and constants
  • 3. Define and execute PL/SQL blocks
Procedures and Functions- Stored Program Units
  • 1. Create functions
  • 2. Create procedures
  • 3. Invoke functions in SQL
  • 4. Parameter modes
Database Triggers- Trigger Implementation
  • 1. Row and statement triggers
  • 2. INSTEAD OF triggers
  • 3. System event triggers
  • 4. Use OLD and NEW qualifiers
Exception Handling- Managing Errors
  • 1. RAISE and exception propagation
  • 2. User-defined exceptions
  • 3. Predefined exceptions
Cursors and Collections- Cursor Management
  • 1. Fetch and cursor processing
  • 2. Cursor attributes
  • 3. Implicit and explicit cursors
SQL within PL/SQL- DML Operations
  • 1. Transaction control
  • 2. INSERT, UPDATE, and DELETE statements
  • 3. SELECT statements
Packages- Package Development
  • 1. Package body
  • 2. Package specification
  • 3. Package variables and initialization
Large Objects and Advanced PL/SQL Features- LOB and Built-in Packages
  • 1. Work with LOB data types
  • 2. General PL/SQL programming techniques
  • 3. Use DBMS_LOB package

Oracle9i program with pl/sql Sample Questions:

Which type of argument passes a value from a procedure to the calling environment?

  • A. IN
  • B. BOOLEAN
  • C. VARCHAR2
  • D. OUT
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Explanation: Only visible for PrepAwayTest members. You can sign-up / login (it's free).

Examine this code:
CREATE OR REPLACE PROCEDURE audit_emp
(p_id IN emp_empno%TYPE)
IS
v_id NUMBER;
PROCEDURE log_exec
IS
BEGIN
INSERT INTO log_table (user_id, log_delete)
VALUES (USER, SYSDATE);
END log_exec;
v_name VARCHAR2(20);
BEGIN
DELETE FROM emp
WHERE empno = p_id;
log_exec;
SELECT ename, empno
INTO v_name, v_id
FROM emp
WHERE empno = p_id;
END audit_emp;
Why does this code cause an error when compiled?

  • A. The LOG_EXEC procedure should be invoked as EXECUTE log_exec with the AUDIT_EMP procedure.
  • B. Procedure LOG_EXEC should be declared before any identifiers.
  • C. Variable v_name should be declared before declaring the LOG_EXEC procedure.
  • D. An insert statement is not allowed in a subprogram declaration.
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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When using a packaged function in a query, what is true?

  • A. The packaged function can execute an INSERT, UPDATEM or DELETE statement against the table that is being queried if the pragma RESTRICT REFERENCE is used.
  • B. The packaged function cannot execute an INSERT, UPDATE, or DELETE statement against the table that is being queried.
  • C. You can not use packaged functions in a query statement.
  • D. The COMMIT and ROLLBACK commands are allowed in the packaged function.
  • E. The packaged function can execute and INSERT, UPDATE, or DELETE statement against the table that is being queried if it is used in a subquery.
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Explanation: Only visible for PrepAwayTest members. You can sign-up / login (it's free).

Which two describe a stored procedure? (Choose two)

  • A. A stored procedure is typically written in SQL.
  • B. The executable section of a stored procedure contains statements that assigns values, control execution, and return values to the calling environment.
  • C. A stored procedure is a named PL/SQL block that can accept parameters.
  • D. A stored procedure is a type of PL/SQL subprogram that performs an action.
  • E. A stored procedure has three parts: the specification, the body, and the exception handler part.
Reveal Solution  Discussion  0

Correct Answer: C,D  🗳️

Explanation: Only visible for PrepAwayTest members. You can sign-up / login (it's free).

Which statements are true? (Choose all that apply)

  • A. If errors occur during the compilation of a trigger you can go into SQL *Plus and query the USER_TRIGGERS data dictionary view to see the compilation errors.
  • B. If errors occur during the compilation of a trigger you can go into SQL *Plus and query the USER_ERRORS data dictionary view to see compilation errors.
  • C. If errors occur during the compilation of a trigger you can use the SHOW ERRORS command within iSQL *Plus to see the compilation errors.
  • D. If errors occur during the compilation of a trigger, the trigger is still created.
Reveal Solution  Discussion  0

Correct Answer: B,C,D  🗳️

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