I had been requested this within an interview today, and did not understand how to answer.

Can anybody offer an insight regarding the variations?

Data integrity: The precision and consistency of saved data, shown by an lack of any alteration in data between two updates of the data record. Data integrity is enforced inside a database at its design stage by using standard rules and methods, and it is maintained by using error checking and validation programs.

Data quality is really a perception or perhaps an assessment of data's fitness for everyone its purpose inside a given context.

Facets of data quality include:

Accuracy
Completeness
Update status
Relevance
Consistency across data sources
Reliability
Appropriate presentation
Accessibility