Automatic Test Equipment (ATE) refers to devices that are designed to systematically evaluate the performance of electrical or electronic devices. ATE systems can be classified into various categories based on their functionality, such as test systems, measurement systems, and inspection systems. In addition, several synonyms can be used to describe ATE, including automated testing equipment, electronic testing equipment, computerized test systems, hardware-in-the-loop testing, among other terms. The ATE terminology is vital to manufacturers of electronic products to ensure their products are reliable, high performing, and meet the required industry-specific standards. The ATE terms often vary depending on the industry and country, highlighting the importance of clear communication between manufacturers and their suppliers.