The diagnostic test is used-

Key Points

• A diagnostic test is designed to evaluate learners' strengths and weaknesses in a specific subject or skill.
• It provides insights into their existing knowledge, skills, and areas that need improvement. This helps educators tailor instruction to address individual learning needs effectively.
• Diagnostic tests are qualitative as these tests are administered to find out deficiencies of the students to plan remedies. It determines the learner's strengths and weaknesses.
• The purpose of a diagnostic test in language learning is to know the gap in learners' understanding as the main objective of a diagnostic test is to locate areas in which additional instruction is required and for which teaching methods need to be improved.

Hence, a diagnostic test is used to to identity the difficulties of pupils.