# Data quality: what it is and how it works · Zorraquino
> Data quality expresses the extent to which information is fit for a particular use.
URL: https://www.zorraquino.com/en/dictionary/data-quality

# Data quality

Data quality expresses the extent to which information is fit for a particular use

What it means, how it is used and where it comes up, with its related concepts.

[The whole glossary](https://www.zorraquino.com/en/dictionary)

## What it is and how it works

It can take into account accuracy, completeness, consistency, timeliness and other dimensions. Controls should respond to specific decisions and consequences. A data set may be good enough for exploring trends but not for carrying out an individual operation.

Topics

[Technology and data](https://www.zorraquino.com/en/dictionary/category/tecnologia-y-datos)

## Variants and linked concepts

- **Deduplication.** Deduplication identifies repeated records to avoid double counting or duplicated actions, using rules that must preserve valid information.

## Related concepts

- [Data governance](https://www.zorraquino.com/en/dictionary/data-governance)
- [Big data](https://www.zorraquino.com/en/dictionary/digital-marketing/big-data.html)
- [Cloud computing](https://www.zorraquino.com/en/dictionary/internet/cloud-computing.html)