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Duolingo, Inc. is an American educational technology company that produces learning apps and provides language certification. Duolingo offers courses on music, math, and 43 languages, ranging from English, French, and Spanish to less commonly studied and
The Duolingo English Test (DET) is a standardized test of the English language designed to be internet-based rather than paper-based. DET is an adaptive test that uses an algorithm to adapt the difficulty of the test to the test-taker. It was developed by Duolingo .
In 2009, von Ahn and his graduate student Severin Hacker began to develop Duolingo, a language education platform. They founded a company of the same name, with von Ahn as chief executive officer and Hacker as chief technology officer. In November 2011, a
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Microsoft Translator is a multilingual machine translation cloud service provided by Microsoft.Microsoft Translator is a part of Microsoft Cognitive Services and integrated across multiple consumer, developer, and enterprise products, including Bing, Microsoft Office, SharePoint, Microsoft Edge, Microsoft Lync, Yammer, Skype Translator, Visual Studio, and Microsoft Translator apps for Windows ...
Through Duolingo, Hacker wants users to have the option to increase their 'stay-tuned quota' which involves adjusting the learning time and difficulty of the course. Another idea derived from Hacker's philosophy was to apply gamification to Duolingo.
The list of self-study programs, below, shows the number of languages taught by each program, the name of the program, and the number of different languages used for instruction. Multiple languages of instruction may be available for some but not all courses.
All four skills are tested, affordable, reliable and valid. A set of 10 exams based on the CEFR A1, A2, B1, B2 and C1 levels for children, teens and adults. EIKEN - Eiken Foundation of Japan. GEPT (Taiwan) General Tests of English Language Proficiency (G-TELP) IELPT - International English Language Proficiency Test.
