Free Oracle 1Z0-006 Exam Questions

Become Oracle Certified with updated 1Z0-006 exam questions and correct answers

Page: 1 / 83

Total 412 Questions | Updated On: Apr 03, 2026

Add To Cart

Question 1

In a physical data model, what are foreign keys used for?

A : To represent the logical structure and properties of database objects.

B : To improve performance by storing frequently accessed data together.

C : To define the relationships and links between tables.

D : To specify the attributes and data types for each table.

Answer: C

Question 2

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

A : starting up a database instance

B : changing the password for an existing database user

C : executing operating system (OS) commands in a session

D : querying data from tables across databases

E : connecting to a database instance

Answer: B,D

Question 3

Examine the structure of the EMPLOYEE table:Which constraint will ensure that the salary inserted or updated for any employee is always between $35000 and $80000?

A : CHECK constraint

B : foreign key constraint

C : NOT NULL constraint

D : primary key constraint

Answer: A

Question 4

Examine this diagram:What type of relationship is pictured?

A : one and only one

B : one or more

C : zero or more

D : zero or one

Answer: A

Question 5

Which keyword is used to retrieve data from specific columns in a SELECT statement?

A : FROM

B : WHERE

C : SELECT

D : GROUP BY

Answer: C

Page: 1 / 83

Total 412 Questions | Updated On: Apr 03, 2026

Add To Cart