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Oracle9i program with pl/sql Sample Questions:

1. Local procedure A calls remote procedure B.
Procedure B was compiled at 8 A.M.
Procedure A was modified and recompiled at 9 A.M. Remote procedure B was later modified and recompiled at 11 A.M.
The dependency mode is set to TIMESTAMP.
What happens when procedure A is invoked at 1 P.M?

A) Procedure A is invalidated and recompiles for the second time it is invoked.
B) Procedure B is invalidated and recompiles when invoked.
C) Procedure A is invalidated and recompiles for the first time it is invoked.
D) There is no affect on procedure A and it runs successfully.

2. Which two statements about packages are true? (Choose two)

A) The contents of packages can be shared by many applications.
B) You can achieve information hiding by making package constructs private.
C) You can pass parameters to packages.
D) A package is loaded into memory each time it is invoked.
E) Packages can be nested.

3. Which statement is valid when removing procedures?

A) For faster removal and re-creation, do not use a drop procedure statement.
Instead, recompile the procedure using the alter procedure statement with the REUSE SETTINGS
clause.
B) Use a drop procedure statement to drop a standalone procedure.
C) Use a drop procedure statement to drop a procedure that is part of a package.
Then recompile the package specification.
D) Use a drop procedure statement to drop a procedure that is part of a package.
Then recompile the package body.

4. Examine this code:
CREATE OR REPLACE FUNCTION gen_email_name
(p_first_name VARCHAR2, p_last_name VARCHAR2, p_id NUMBER)
RETURN VARCHAR2
IS
v_email_name VARCHAR2(19=;
BEGIN
v_email_name := SUBSTR(p_first_name, 1, 1) ||
SUBSTR(p_last_name, 1, 7) ||
'@Oracle.com';
UPDATE employees
SET email = v_email_name
WHERE employee_id = p_id;
RETURN v_email_name;
END;
Which statement removes the function?

A) ALTER FUNCTION gen_email_name REMOVE;
B) DELETE gen_email_name;
C) REMOVE gen_email_name;
D) TRUNCATE gen_email_name;
E) DROP FUNCTION gen_email_name;

5. A dependent procedure or function directly or indirectly references one or more of which four objects? (Choose four)

A) anonymous block
B) procedure
C) sequence
D) privilege
E) packaged procedure or function
F) view

Solutions: