Which file formats are called vector graphics?

Which file formats are called vector graphics?

There are many different file formats (file Extension) that can be used to create a vector graphic according to your idea. The most common vector file types are .Ai, .EPS, PDF, and .SVG. 

One of the most popular programs used to view and create vector images is ADOBE ILLUSTRATOR.So anybody can design according to his idea by using this software.