Cambridge English Qualification Examinations

KET- Distinction, Highest-Achiever-of-Institute-Award (HAIA) - grade 7
FCE- Grade A, distinction, Score-187/190, HAIA - grade 8
CAE- Grade B, 199/210 - grade11

For CAE: Qualifying it proves one can communicate confidently in English in professional and high-level academic situations, write complex reports and emails, and take notes in meetings or lectures, give presentations on complicated ideas in English, understand a variety of texts, from fiction to newspaper opinion pieces, etc.
All exams include reading, writing, listening and speaking (alone as well as group discussions). They span hours at a stretch.