Reasons to take up German Language Certification exams
- To pursue higher studies
- To apply for german citizenship
- Well also to test your german language skills
Various platforms to take exams
the testdaf website has list of test centers per country and their respective locations
The wiki link has more information
DTZ (Deutschtest für Zuwanderer) (German test for immigrants)
This is the test for the immigrants who wants to apply for Citizenship in germany.
For citizenship purpose, this exam has be take together with another test
Leben in Deutschland
More information about DTZ can be found [here](https://www.bamf.de/EN/Themen/Integration/ZugewanderteTeilnehmende/Integrationskurse/Abschlusspruefung/abschlusspruefung-node.html]
There are multiple institutes offering slots for takingup the exams.