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Data modelling and design is one of DAMA's knowledge areas in which wheel?

Data management

Data governance

Data architecture

Data security

What is a business glossary?

It defines the different IT systems your business uses.

It defines the meaning of the nouns you use for the objects that exist in your business.

It defines the meaning of common industry terms a business uses.

It defines where data exists in the business.

Data modelling is NOT useful for

Creating a design for a database

Understanding the structure of an existing database

Engaging with business stakeholders on their data requirements

Mapping the real world objects that exist in an organisation’s context

Where does data modelling sit on DAMA’s Data Management wheel?

Between Data Architecture and Data Security

Between Data Storage & Operations and Data Security

Between Data Quality and Data Architecture

Between Data Architecture and Data Storage & Operations

What's the difference between a process model and a data model?

A process model shows how data is processed.

A process model shows the sequence of tasks required to get something done, while a data model illustrates the data needed to perform the process.

A process model shows how data is structured, while a data model shows how data is collected.

They are essentially the same thing.

Which one of these is a logical data model?

What is a relational database model?

It models a set of entities or abstract concepts.

A table with rows of instances and columns of attributes – for example an Excel spreadsheet.

It shows how different tables in a spreadsheet relate to each other.

It shows how different data sources relate to each other.

In a relational table, what is a Foreign Key?

It is a value that links two tables.

It shows outlying data.

It acts as a primary key if there is no primary key in the table.

It uniquely identifies the rows in a table.

Which image illustrates the concept of cardinality?

Which shows: A Person owns 0 or more pets.

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Incorrect email address.

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Data modelling and design is one of DAMA's knowledge areas in which wheel?

Data management

Data governance

Data architecture

Data security

What is a business glossary?

It defines the different IT systems your business uses.

It defines the meaning of the nouns you use for the objects that exist in your business.

It defines the meaning of common industry terms a business uses.

It defines where data exists in the business.

Data modelling is NOT useful for

Creating a design for a database

Understanding the structure of an existing database

Engaging with business stakeholders on their data requirements

Mapping the real world objects that exist in an organisation’s context

Where does data modelling sit on DAMA’s Data Management wheel?

Between Data Architecture and Data Security

Between Data Storage & Operations and Data Security

Between Data Quality and Data Architecture

Between Data Architecture and Data Storage & Operations

What's the difference between a process model and a data model?

A process model shows how data is processed.

A process model shows the sequence of tasks required to get something done, while a data model illustrates the data needed to perform the process.

A process model shows how data is structured, while a data model shows how data is collected.

They are essentially the same thing.

Which one of these is a logical data model?

What is a relational database model?

It models a set of entities or abstract concepts.

A table with rows of instances and columns of attributes – for example an Excel spreadsheet.

It shows how different tables in a spreadsheet relate to each other.

It shows how different data sources relate to each other.

In a relational table, what is a Foreign Key?

It is a value that links two tables.

It shows outlying data.

It acts as a primary key if there is no primary key in the table.

It uniquely identifies the rows in a table.

Which image illustrates the concept of cardinality?

Which shows: A Person owns 0 or more pets.

See your results*

Incorrect email address.