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

In which case would you use a FULL OUTER JOIN?

A. You want all matched and unmatched data from only one table.
B. Both tables have NULL values.
C. You want all unmatched data from both tables.
D. You want all unmatched data from one table.
E. You want all matched data from both tables.
F. One of the tables has more data than the other.

Question 2

Which two statements accurately describe a role? (Choose two.)

A. A user can have access to several roles, and several users can be assigned the same role.
B. A role can have a maximum of 100 privileges contained in it.
C. Privileges are given to a role by using the CREATE ROLE statement.
D. A user can have access to a maximum of 10 roles.
E. A role can be given to a maximum of 1000 users.
F. A role is a named group of related privileges that can be granted to the user.

Question 3

Which is a valid CREATE TABLE statement?

A. CREATE TABLE EMP*123 AS (empid number(2));
B. CREATE TABLE PACKAGE AS (packid number(2));
C. CREATE TABLE 1EMP_TEST AS (empid number(2));
D. CREATE TABLE EMP9$# AS (empid number(2));

Question 4

You need to modify the STUDENTS table to add a primary key on the STUDENT_ID column. The table is currently empty.
Which statement accomplishes this task?

A. ALTER TABLE students
ADD CONSTRAINT stud_id_pk PRIMARY KEY (student_id);
B. ALTER TABLE students
ADD CONSTRAINT stud_id_pk PRIMARY KEY student_id;
C. ALTER TABLE students
ADD PRIMARY KEY student_id;
D. ALTER TABLE students
ADD CONSTRAINT PRIMARY KEY (student_id);
E. ALTER TABLE students
MODIFY CONSTRAINT stud_id_pk PRIMARY KEY (student_id);

Question 5

Which two statements about subqueries are true? (Choose two.)

A. A single row subquery can retrieve data from only one table.
B. A SQL query statement can display data from table B that is referred to in its subquery, without including table B in its own FROM clause.
C. A single row subquery cannot be used in a condition where the LIKE operator is used for comparison.
D. A SQL query statement cannot display data from table B that is referred to in its subquery, unless table B is included in the main query's FROM clause.
E. A single row subquery can retrieve data from more than one table.
F. A multiple-row subquery cannot be used in a condition where the LIKE operator is used for comparison.

Solutions: