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: Dec 06, 2025

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Question 1

What is the difference between a logical model and a physical model in database design?

A : A logical model is created by developers, while a physical model is created by database administrators.

B : A logical model focuses on performance optimization, while a physical model focuses on data integrity.

C : A logical model represents the database structure in terms of entities and relationships, while a physical model represents the actual implementation of the database.

D : A logical model is used for small-scale databases, while a physical model is used for large-scale databases.

Answer: C

Question 2

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 3

What is a database?

A : A program that manages data

B : A network of interconnected computers

C : A collection of related data

D : A physical storage device for data

Answer: C

Question 4

Which of the following is a valid cardinality notation for a one-to-many relationship in a physical data model?

A : (1, N)

B : (0, 1)

C : (1, 1)

D : (N, M)

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

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Total 352 Questions | Updated On: Dec 06, 2025

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