Automated Grading and Feedback Tools for Programming Education: A Systematic Review
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We conducted a systematic literature review on automated grading and feedback tools for programming education. We analysed 121 research papers from 2017 to 2021 inclusive and categorised them based on skills assessed, grading approach, language paradigm, degree of automation and evaluation techniques. Most papers grade the correctness of object-oriented assignments. Typically, these tools use a dynamic technique, primarily unit testing, to provide grades and feedback to the students. However, compared to correctness grading, few tools assess readability, maintainability, or documentation, focusing solely on the presence of documentation, not documentation quality.
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