At school or university and elsewhere, exams are part of our daily lives. Dreaming of exam is a collective dream for everyone. Facing a test in your sleep is usually not a fun dream that we can get. Typically, this is accompanied by feelings of sadness and frustration. Depending on the details of your thoughts, exam in your sleep can turn into nightmares.
An exam is a stressful activity. Dreaming about tests usually relates to lack of confidence and inferiority. The examination is also your fear of the judgment of you. Many students at the school have this dream, even though adults too. Students can have this nightmare because of their sadness on the final exam, adults dreaming of test as they think about certain aspects of their lives.