The General Educational Development tests are a group of four subject tests which, when passed, provide certification that the test taker has United States or Canadian high school-level academic skills. The GED is a high school equivalency diploma, so you can use it to apply to college or for a job resume, just like you would with a high school. What is a GED? August 12, 2019. Passing the GED test gives those who do not complete high school, or who do not meet requirements for high. Basically, a GED is a series of tests used to show if you have a high school level education or not. Short Answer: The GED, General Educational Diploma, is for those without a High School Diploma.