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Question 1:

Examine the types and examples of relationship that follows: (Choose the best answer.) 1 One-to-one a) teacher to Student 2 One-to-many b) Employees to Manager 3 Many-to-one c) Person to SSN 4 Many-to-many d) Customers to Products Which option indicates correctly matched relationships?

A. 1-d, 2-b, 3-a, and 4-c

B. 1-c, 2-d, 3-a, and 4-b

C. 1-a, 2-b, 3-c, and 4-d

D. 1-c, 2-a, 3-b, and 4-d

Correct Answer: C


Question 2:

Which two tasks can be performed by using Oracle SQL statements?

A. changing the password for an existing database user

B. connecting to a database instance

C. querying data from tables across databases

D. starting up a database instance

E. executing operating system (OS) commands in a session

Correct Answer: AC

http://www.techonthenet.com/oracle/password.php https://docs.oracle.com/cd/B28359_01/server.111/b28324/tdpii_distdbs.htm


Question 3:

Which statement is true regarding the default behavior of the ORDER BY clause?

A. In a character sort, the values are case-sensitive.

B. NULL values are not considered at all by the sort operation.

C. Only those columns that are specified in the SELECT list can be used in the ORDER BY clause.

D. Numeric values are displayed from the maximum to the minimum value if they have decimal positions.

Correct Answer: A


Question 4:

The user SCOTT who is the owner of ORDERS and ORDER_ITEMS tables issues the following GRANT command:

GRANT ALL

ON orders, order_items

TO PUBLIC;

What correction needs to be done to the above statement?

A. PUBLIC should be replaced with specific usernames.

B. ALL should be replaced with a list of specific privileges.

C. WITH GRANT OPTION should be added to the statement.

D. Separate GRANT statements are required for ORDERS and ORDER_ITEMS tables.

Correct Answer: D

http://docs.oracle.com/javadb/10.8.3.0/ref/rrefsqljgrant.html


Question 5:

View the exhibit for the structure of the STUDENT and FACULTY tables. STUDENT NameNull?Type

STUDENT_IDNOT NULLNUMBER(2)

STUDENT_NAMEVARCHAR2(20)

FACULTY_IDVARCHAR2(2)

LOCATION_IDNUMBER(2)

FACULTY

NameNull?Type

FACULTY_IDNOT NULLNUMBER(2)

FACULTY_NAMEVARCHAR2(20)

LOCATION_IDNUMBER(2)

You need to display the faculty name followed by the number of students handled by the faculty at the base location.

Examine the following two SQL statements:

Statement 1

SQL>SELECT faculty_name, COUNT(student_id)

FROM student JOIN faculty

USING (faculty_id, location_id)

GROUP BY faculty_name;

Statement 2

SQL>SELECT faculty_name, COUNT(student_id)

FROM student NATURAL JOIN faculty

GROUP BY faculty_name;

Which statement is true regarding the outcome?

A. Only statement 2 executes successfully and gives the required result.

B. Only statement 1 executes successfully and gives the required result.

C. Both statements 1 and 2 execute successfully and give different results.

D. Both statements 1 and 2 execute successfully and give the same required result.

Correct Answer: B


1Z0-071 VCE Dumps1Z0-071 Practice Test1Z0-071 Exam Questions

Question 6:

Examine these SQL statements that are executed in the given order:

CREATE TABLE emp

(emp_no NUMBER (2) CONSTRAINT emp_emp_no_pk PRIMARY KEY,

ename VARCHAR 2 (15),

salary NUMBER (8, 2),

mgr_no NUMBER(2) CONSTRAINT emp_mgr_fk REFERENCES emp (emp_no));

ALTER TABLE emp

DISABLE CONSTRAINT emp_emp_no_pk CASCADE;

ALTER TABLE emp

ENABLE CONSTRAINT emp_emp_no_pk;

What will be the status of the foreign key EMP_MGR_FK?

A. It will be enabled and immediate.

B. It will be enabled and deferred.

C. It will remain disabled and can be re-enabled manually.

D. It will remain disabled and can be enabled only by dropping the foreign key constraint and re-creating it.

Correct Answer: C


Question 7:

Which three statements are true regarding the WHERE and HAVING clauses in a SQL statement? (Choose three.)

A. WHERE and HAVING clauses cannot be used together in a SQL statement.

B. The HAVING clause conditions can have aggregate functions.

C. The HAVING clause conditions can use aliases for the columns.

D. The WHERE clause is used to exclude rows before the grouping of data.

E. The HAVING clause is used to exclude one or more aggregated results after grouping data.

Correct Answer: ABD


Question 8:

You want to display 5 percent of the rows from the SALES table for products with the lowest AMOUNT_SOLD and also want to include the rows that have the same AMOUNT_SOLD even if this causes the output to exceed 5 percent of the rows.

Which query will provide the required result?

A. SELECT prod_id, cust_id, amount_soldFROM salesORDER BY amount_soldFETCH FIRST 5 PERCENT ROWS WITH TIES;

B. SELECT prod_id, cust_id, amount_soldFROM salesORDER BY amount_soldFETCH FIRST 5 PERCENT ROWS ONLY WITH TIES;

C. SELECT prod_id, cust_id, amount_soldFROM salesORDER BY amount_soldFETCH FIRST 5 PERCENT ROWS WITH TIES ONLY;

D. SELECT prod_id, cust_id, amount_soldFROM salesORDER BY amount_soldFETCH FIRST 5 PERCENT ROWS ONLY;

Correct Answer: A


Question 9:

Examine the structure of the CUSTOMERS table: (Choose two.)

CUSTNO is the PRIMARY KEY.

You must determine if any customers\’ details have been entered more than once using a different CUSTNO, by listing all duplicate names.

Which two methods can you use to get the required result?

A. Subquery

B. Self-join

C. Full outer-join with self-join

D. Left outer-join with self-join

E. Right outer-join with self-join

Correct Answer: AB


Question 10:

Which statement correctly grants a system privilege?

A. GRANT CREATE VIEWON table1 TOuser1; B. GRANT ALTER TABLETO PUBLIC;

C. GRANT CREATE TABLETO user1, user2;

D. GRANT CREATE SESSIONTO ALL;

Correct Answer: C


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