The certificate examination for aged care workers mainly involves the basic knowledge and skills of aged care, including the physiological characteristics, common diseases and nursing methods of the elderly. Compared with other medical or nursing professional examinations, the examination content of the certificate of nursing care for the aged is relatively simple and does not require much professional background knowledge. There are many related teaching materials, training courses and online resources for the certificate examination of elderly nurses. Resources help candidates study and prepare for the exam systematically, and provide rich learning materials and guidance.