Cookies can be divided into different categories depending on their purpose:
Technical cookies which among other things make sure that the functions on the website are working.
Statistic cookies which are used to optimize the design, quality, and effectiveness of the website – and thereby improve the user experience.
An example of this is page views that the website owner can use to learn if some of the pages are hard to find our need to be improved.
Personalized cookies which are used for targeting relevant content consisting of e.g., suggested information and articles.
Marketing cookies which are used with a commercial intent to target advertisement towards a specific visitor.