Oracle Database Foundations (1Z0-006) Practice Exam
Oracle Database Foundations (1Z0-006) Practice Exam
Oracle Database Foundations (1Z0-006) Practice Exam
The Oracle Database Foundations (1Z0-006) is an entry-level certification exam that validates a candidate’s understanding of fundamental database concepts and models. Successfully passing this exam demonstrates knowledge of database components, design principles, business roles, SQL queries, ERD modeling, and methods to manage data and transactions.
Skills Measured
By earning this certification, candidates showcase proficiency in:
Understanding different types of database models (relational, object, hierarchical, etc.).
Identifying and working with key database components and architecture.
Applying basic database design principles and entity-relationship diagrams (ERD).
Writing and executing SQL queries for data retrieval and manipulation.
Implementing business rules and applying constraints for data integrity.
Managing transactions, data storage, and access control.
Understanding the role of databases in business applications.
Who Should Take This Exam
The Oracle Database Foundations exam is ideal for:
Students and Beginners in IT: Individuals starting their journey in databases and information systems.
Aspiring Database Administrators (DBAs): Those who want to build a foundation before advancing to Oracle administration certifications.
Software Developers and Analysts: Professionals seeking to strengthen their understanding of SQL and data modeling.
Business and Data Professionals: Individuals involved in managing, analyzing, or reporting on data who want to understand database fundamentals.
Exam Format
Format: Multiple Choice
Duration: 120 minutes
Number of Questions: 60
Passing Score: 60%
Validation: Exam has been validated for product version Oracle Database 12.1.0.2.0
Course Outline
The exam covers the following topics:
What is a Database?
Database Concepts
Describe the components of a database system
Explain the purpose of a database
Types of Databases Models
Describe types of database models (relational, object oriented, flat, network…)
Compare the differences between the different types of databases
Relational Database Concepts
Describe the characteristics of a relational database
Explain the importance of relational databases in business
List the major transformations in database technology
Defining Levels of Data Abstraction
Define the terminology used for database storage
Describe levels of data abstraction used in relational databases
Gathering Requirements for Database Design
Gather requirements to implement a database solution
Explain business rules
The Language of Database and Data Modeling
Defining a Table in a Database
Describe the structure of a single table
Using Conceptual Data Modeling
Describe a conceptual data model
Explain the components of a conceptual/logical model
Defining Instance and Schema in Relational Databases
Examine examples of an entity and a corresponding table
Examine examples of an attribute and a corresponding column
Explain instances and schemas in a relational database
Using Unique Identifiers, Primary and Foreign Keys
Identify unique identifiers and a corresponding primary key
Define composite and compound primary keys
Define relationships and corresponding foreign keys
Define barred relationships and the corresponding primary keys
Data Modeling – Creating the Physical Model
Creating Physical Data Models
Create a physical data model
Compare conceptual and physical data models
Documenting Business Requirements and Rules
Explain the importance of clearly communicating and accurately capturing database information requirements
Identify structural business rules
Identify procedural business rules
Identify business rules that must be enforced by additional programming (eg SQL)
Defining Supertype and Subtype Entity Relationships
Describe an example of an entity
Define supertype and subtype entities
Implement rules for supertype and subtype entities
Using Attributes
Describe attributes for a given entity
Identify and provide examples of instances
Distinguish between mandatory and optional attributes
Distinguish between volatile and nonvolatile attributes
Using Unique Identifiers (UIDs)
Define the types of unique identifiers
Select a unique identifier using business rules
Define a candidate unique identifier
Define an artificial unique identifier
Identifying Relationships
Explain one-to-one, one-to-many, and many-to-many relationships
Identify the optionality necessary for a relationship
Identify the cardinality necessary for a relationship
Identify nontransferable relationships
Name a relationship
Create ERDish sentences to represent ERDs
Create ERDs to represent ERDish sentences
Resolving Many to Many Relationships and Composite Unique Identifiers
Resolve a many-to-many relationship using an intersection entity
Identify the variations of unique identifiers after creation of an intersection entity
Define a barred relationship
Identify composite unique identifiers
Identifying Hierarchical, Recursive, and Arc Relationships
Define a hierarchical relationship
Define a recursive relationship
Define an arc relationship
Identify UIDs in a hierarchical, recursive and arc relationship model
Construct a model using recursion and hierarchies
Identify similarities and differences in an arc relationship and a supertype/subtype entity
Tracking Data Changes Over Time
Explain necessity of tracking data changes over time
Identify data that changes over time
Identify the changes in unique identifiers after adding the element of time to an ERD
Validating Data Using Normalization
Define the purpose of normalization
Define the rules of First, Second, and Third Normal Forms
Apply the rules of First, Second, and Third Normal Form
Mapping the Physical Model
Mapping Entities,Columns and Data Types
Map entities to identify database tables to be created from an ERD
Identify column data types from an ERD
Identify common data types used to store values in a relational database
Mapping Primary, Composite Primary and Foreign Keys
Identify primary keys from an ERD
Identify which ERD attributes would make candidate primary keys
Describe the purpose of a foreign key in an Oracle Database
Identify foreign keys from an ERD
Describe the relationship between primary keys, composite primary keys, and foreign keys in an Oracle Database
Introduction to SQL
Using Structured Query Language (SQL)
Explain the relationship between a database and SQL
Using Data Definition Language (DDL)
Describe the purpose of DDL
Use DDL to manage tables and their relationships
Using Data Manipulation Language (DML) and Transaction Control Language (TCL)
Describe the purpose of DML
Use DML to manage data in tables
Use TCL to manage transactions
Defining and using Basic Select statements
Identify the connection between an ERD and a Relational Database using SQL SELECT statements
Build a SELECT statement to retrieve data from an Oracle Database table
Use the WHERE clause to the SELECT statement to filter query results
Displaying Sorted Data
Use the ORDER BY clause to sort SQL query results
Defining Table Joins
Describe the different types of joins and their features