Oracle 1Z0-147 Q&A - in .pdf

  • Exam Code: 1Z0-147
  • Exam Name: Oracle9i program with pl/sql
  • Q & A: 111 Questions and Answers
  • Printable Oracle 1Z0-147 PDF Format. It is an electronic file format regardless of the operating system platform.
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Oracle 1Z0-147 Q&A - Testing Engine

  • Exam Code: 1Z0-147
  • Exam Name: Oracle9i program with pl/sql
  • Q & A: 111 Questions and Answers
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Oracle 1Z0-147 Exam Syllabus Topics:

SectionObjectives
Topic 1: Database Triggers- Trigger Implementation
  • 1. Use OLD and NEW qualifiers
  • 2. Row and statement triggers
  • 3. INSTEAD OF triggers
  • 4. System event triggers
Topic 2: Exception Handling- Managing Errors
  • 1. Predefined exceptions
  • 2. User-defined exceptions
  • 3. RAISE and exception propagation
Topic 3: Packages- Package Development
  • 1. Package specification
  • 2. Package body
  • 3. Package variables and initialization
Topic 4: Cursors and Collections- Cursor Management
  • 1. Cursor attributes
  • 2. Fetch and cursor processing
  • 3. Implicit and explicit cursors
Topic 5: SQL within PL/SQL- DML Operations
  • 1. Transaction control
  • 2. INSERT, UPDATE, and DELETE statements
  • 3. SELECT statements
Topic 6: PL/SQL Fundamentals- PL/SQL Blocks
  • 1. Define and execute PL/SQL blocks
  • 2. Use %TYPE and %ROWTYPE attributes
  • 3. Declare variables and constants
Topic 7: Large Objects and Advanced PL/SQL Features- LOB and Built-in Packages
  • 1. General PL/SQL programming techniques
  • 2. Use DBMS_LOB package
  • 3. Work with LOB data types
Topic 8: Program Control Structures- Conditional and Iterative Processing
  • 1. Nested blocks
  • 2. LOOP, WHILE, and FOR loops
  • 3. IF and CASE statements
Topic 9: Procedures and Functions- Stored Program Units
  • 1. Invoke functions in SQL
  • 2. Create procedures
  • 3. Parameter modes
  • 4. Create functions

Oracle9i program with pl/sql Sample Questions:

Question #1

All users currently have the INSERT privilege on the PLAYER table. You only want your users to insert into this table using the ADD_PLAYTER procedure. Which two actions must you take? (Choose two)

  • A. GRANT EXECUTE,INSERT ON ADD_PLAYER TO PUBLIC;
  • B. GRANT SELECT ON ADD_PLAYER TO PUBLIC;
  • C. GRANT EXECUTE ON ADD_PLAYER TO PUBLIC;
  • D. GRANT INSERT ON PLAYER TO PUBLIC;
  • E. REVOKE INSERT ON PLAYER FROM PUBLIC;
Answer: C,E

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Question #2

You need to implement a virtual private database (vpd). In order to have the vpd functionality, a trigger is required to fire when every user initiates a session in the database.What type of trigger needs to be created?

  • A. DML trigger
  • B. System event trigger
  • C. INSTEAD OF trigger
  • D. Application trigger
Answer: B

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Question #3

Under which two circumstances do you design database triggers? (Choose two)

  • A. To duplicate the functionality of other triggers.
  • B. To replicate built-in constraints in the Oracle server such as primary key and foreign key.
  • C. For centralized, global operations that should be fired for the triggering statement, regardless of which user or application issues the statement.
  • D. To guarantee that when a specific operation is performed, related actions are performed.
Answer: C,D

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Question #4

Which three are valid ways to minimize dependency failure? (Choose three)

  • A. Specifying package.procedure notation while executing procedures.
  • B. Specifying schema names when referencing objects.
  • C. Querying with the SELECT * notification.
  • D. Declaring variables with the %TYPE attribute.
  • E. Declaring records by using the %ROWTYPE attribute.
Answer: C,D,E

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Question #5

Examine this package:
CREATE OR REPLACE PACKAGE BB_PACK IS V_MAX_TEAM_SALARY NUMBER(12,2); PROCEDURE ADD_PLAYER(V_ID IN NUMBER, V_LAST_NAME VARCHAR2, V_SALARY NUMBER); END BB_PACK; / CREATE OR REPLACE PACKAGE BODY BB_PACK IS V_PLAYER_AVG NUMBER(4,3); PROCEDURE UPD_PLAYER_STAT V_ID IN NUMBER, V_AB IN NUMBER DEFAULT 4, V_HITS IN NUMBER) IS BEGIN UPDATE PLAYER_BAT_STAT SET AT_BATS = AT_BATS + V_AB, HITS = HITS + V_HITS WHERE PLAYER_ID = V_ID; COMMIT; VALIDATE_PLAYER_STAT(V_ID);
END UPD_PLAYER_STAT;
PROCEDURE ADD_PLAYER
(V_ID IN NUMBER, V_LAST_NAME VARCHAR2, V_SALARY NUMBER)
IS
BEGIN
INSERT INTO PLAYER(ID,LAST_NAME,SALARY)
VALUES (V_ID, V_LAST_NAME, V_SALARY);
UPD_PLAYER_STAT(V_ID,0,0);
END ADD_PLAYER;
END BB_PACK
/
Which statement will successfully assign .333 to the V_PLAYER_AVG variable from a procedure
outside the package?

  • A. BB_PACK.V_PLAYER_AVG := .333;
  • B. BB_PACK.UPD_PLAYER_STAT.V_PLAYER_AVG := .333;
  • C. This variable cannot be assigned a value from outside of the package.
  • D. V_PLAYER_AVG := .333;
Answer: C

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