Free Oracle 1Z0-006 Exam Questions

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

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Total 352 Questions | Updated On: Nov 25, 2025

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Question 1

What is a relationship in data modeling?

A : An attribute of a table

B : A table in the database

C : A connection between entities

D : A field in a table

Answer: C

Question 2

What is the purpose of a transaction in a database?

A : To execute queries and retrieve data from a database

B : To define the structure and organization of a database

C : To ensure the atomicity, consistency, isolation, and durability of database operations

D : To enforce data integrity and security in a database

Answer: C

Question 3

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 4

What is a primary key?

A : An attribute that can have multiple values

B : A reserved word in SQL

C : A unique identifier for a data entity

D : A foreign key in a related table

Answer: C

Question 5

What is a foreign key in a relational database?

A : A primary key from another table

B : A key used to establish relationships between tables

C : A key that can have duplicate values

D : A constraint that ensures data integrity

Answer: B

Page: 1 / 71

Total 352 Questions | Updated On: Nov 25, 2025

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