This document provides information about Cambridge English language examinations and qualifications. It discusses the history and establishment of Cambridge English exams dating back to 1913. It then provides details about several specific Cambridge English exams, including the CEFR level, format, number and length of papers, and content and purpose of each paper. Exams discussed include A2 Key, B1 Preliminary, B2 First, C1 Advanced, and the Teaching Knowledge Test (TKT). Sample exam questions, tasks, and testimonials are also included to demonstrate the exams. The document is intended to inform readers about Cambridge English exams and qualifications.