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Oracle Updated 1z0-071 Exam Questions and Answers by andrei

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Oracle 1z0-071 Exam Overview :

Exam Name: Oracle Database 12c SQL
Exam Code: 1z0-071 Dumps
Vendor: Oracle Certification: Oracle PL
Questions: 326 Q&A's Shared By: andrei
Question 44

Which four statements are true regarding primary and foreign key constraints and the effect they can have on table data?

Options:

A.

Only the primary key can be defined at the column and table level.

B.

The foreign key columns and parent table primary key columns must have the same names.

C.

It is possible for child rows that have a foreign key to remain in the child table at the time the parent row is deleted.

D.

A table can have only one primary key but multiple foreign keys.

E.

Primary key and foreign key constraints can be defined at both the column and table level.

F.

A table can have only one primary key and one foreign key.

G.

It is possible for child rows that have a foreign key to be deleted automatically from the child table at the time the parent row is deleted

Discussion
Question 45

Examine this partial command:

CREATE TABLE cust(

cust_id NUMBER(2),

credit_limit NUMBER(10)

ORGANIZATION EXTERNAL

Which two clauses are required for this command to execute successfully?

Options:

A.

the ACCESS PARAMETERS clause

B.

the DEFAULT DIRECTORY clause

C.

the access driver TYPE clause

D.

the LOCATION clause

E.

the REJECT LIMIT clause

Discussion
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Question 46

You need to allow user ANDREW to:

1. Modify the TITLE and ADDRESS columns of your CUSTOMERS table.

2. GRANT tha permission to other users.

Which statement will do this?

Options:

A.

GRANT UPDATE (title, address) ON customers TO andrew WITH ADMIN OPTION;

B.

GRANT UPDATE ON customers. title, customers.address TO andrew WITH GRANT OPTION;

C.

GRANT UPDATE ON customers.title, customers.address TO andrew WITH ADMIN OPTION;

D.

GRANT UPDATE (title, address) ON customers TO andrew;

E.

GRANT UPDATE ON customers. title, customers.address TO andrew;

F.

GRANT UPDATE (title, address) ON customers TO andrew WITH GRANT OPTION:

Discussion
Question 47

Examine this Statement which returns the name of each employee and their manager,

SELECT e.last name AS emp,,m.last_name AS mgr

FROM employees e JOIN managers m

ON e.manager_ id = m. employee_ id ORDER BY emp;

You want to extend the query to include employees with no manager. What must you add before JOIN to do this?

Options:

A.

CROSS

B.

FULL OUTER

C.

LEFT OUTER

D.

RIGHT OUTER

Discussion
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