Language testing is the process of evaluating a person's ability to use a language effectively. It can assess various skills, including speaking, listening, reading, and writing. Tests can be formal, like standardized exams, or informal, such as classroom assessments. The goal is to measure proficiency and identify areas for improvement. These tests are often used in educational settings, immigration processes, and job applications. They help determine if someone meets the required language skills for a specific purpose. Common examples of language tests include the TOEFL for English and the DELE for Spanish.