Question

what is data filtering explain the way to extract data using custom autofilter​

Answer 1

Answer:

Data Filtering means actually passing to data base in such way to find exactly what user want.

Auto filters are design by developers based on customers/users mostly search options.

e.g. When you go to flipkart and want a plain shirt with size 40, you will go to filters select pattern: Plain, Size: 40 The result will be given on this filters in that way custom auto filters work.