It provides a mechanism to search locations in foreign countries using an advanced search. Civilians who want to take the test at a U. The College-Level Examination Program CLEP serves high school students, enrolled college students, international students, and adults returning to college. It is designed to for students to receive college credit for knowledge learned outside the classroom. The heart of CLEP is a series of examinations rewarding students for what they know, whether they learned it in school, on the job, through reading, by observation, or in the course of life experiences.