Oracle 1Z0-007 Exam : Introduction to Oracle9i: SQL

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Oracle 1Z0-007 Exam Syllabus Topics:

Oracle Introduction to Oracle9i: SQL Sample Questions:

Question 1

EMPLOYEES and DEPARTMENTS data:

On the EMPLOYEES table, EMPLOYEE_ID is the primary key. MGR_ID is the ID
managers and refers to the EMPLOYEE_ID.
On the DEPARTMENTS table DEPARTMENT_ID is the primary key.
Evaluate this UPDATE statement.
UPDATE employees
SET mgr_id =
(SELECT mgr_id
FROM employees
WHERE dept_id=
(SELECT department_id
FROM departments
WHERE department_name = 'Administration')),
Salary = (SELECT salary
FROM employees
WHERE emp_name = 'Smith')
WHERE job_id = 'IT_ADMIN';
What happens when the statement is executed?

A. The statement executes successfully, leaves the manager ID as the existing value, and changes the salary to 4000 for the employees with ID 103 and 105.
B. The statement fails because there is more than one row matching the employee name Smith.
C. The statement fails because there is more than one row matching the IT_ADMIN job ID in the EMPLOYEES table.
D. The statement executes successfully, changes the manager ID to NULL, and changes the salary to 4000 for the employees with ID 103 and 105.
E. The statement executes successfully, changes the manager ID to NULL, and changes the salary to 3000 for the employees with ID 103 and 105.
F. The statement fails because there is no 'Administration' department in the DEPARTMENTS table.

Question 2

A subquery can be used to _________.

A. Convert data to a different format
B. Retrieve data based on an unknown condition
C. Create groups of data
D. Sort data in a specific order

Question 3

Which SQL statement generates the alias Annual Salary for the calculated column SALARY*12?

A. SELECT ename, salary*12 'Annual Salary' FROM employees;
B. SELECT ename, salary*12 AS INITCAP("ANNUAL SALARY") FROM employees
C. SELECT ename, salary*12 AS Annual Salary FROM employees;
D. SELECT ename, salary*12 "Annual Salary" FROM employees;

Question 4

Mary has a view called EMP_DEPT_LOC_VU that was created based on the EMPLOYEES, DEPARTMENTS, and LOCATIONS tables. She granted SELECT privilege to Scott on this view.
Which option enables Scott to eliminate the need to qualify the view with the name MARY .EMP_DEP_LOC_VU each time the view is referenced?

A. Scott cannot create any synonym for Mary's view. Mary should create a private synonym
for the view and grant SELECT privilege on that synonym to Scott.
B. Scott can create a synonym for the EMP_DEPT_LOC_VU by using the command:
CREATE SYNONYM EDL_VU
FOR mary.EMP_DEPT_LOC_VU;
then he can prefix the columns with this synonym.
C. Scott can create a synonym for the EMP_DEPT_LOC_VU by using the command:
CREATE LOCAL SYNONYM EDL_VU
FOR mary.EMP DEPT_LOC_VU;
then he can prefix the columns with this synonym.
D. Scott can create a synonym for the EMP_DEPT_LOC_VU bus using the command:
CREATE PRIVATE SYNONYM EDL_VU
FOR mary.EMP DEPT_LOC_VU;
then he can prefix the columns with this synonymn.
E. Scott can create a synonym for the EMP_DEPT_LOC_VU by using the command:
CREATE SYNONYM EDL_VU
ON mary(EMP_DEPT_LOC_VU);
then he can prefix the columns with this synonym.
F. Scott cannot create a synonym because synonyms can be created only for tables.

Question 5

What is true about the WITH GRANT OPTION clause?

A. It is used to grant an object privilege on a foreign key column.
B. It allows the grantee to grant object privileges to other users and roles.
C. It is required syntax for object privileges.
D. It allows privileges on specified columns of tables.
E. It allows a grantee DBA privileges.

Solutions: