The National High School Graduation Exam is a standardized test designed to assess the knowledge and skills of high school students in various subjects. It typically covers areas such as mathematics, science, language arts, and social studies. The exam is often a requirement for students to receive their high school diploma, ensuring they meet certain educational standards. This exam varies by state or country, with different formats and scoring systems. It aims to provide a fair evaluation of student performance and readiness for post-secondary education or the workforce. Many students prepare for the exam through study guides and practice tests to improve their chances of success.