| 摘要 |
<p>Question and answer system is designed esp. for teaching purposes. A selector is used to introduce questions and given answers into a process computer and store them in an external storage unit. The questions are shown on a display unit to the student and the computer has a memory unit to store the given answers. The student uses the selector to select an answer to each question. These answers are compared with the stored answers and their correctness or otherwise is displayed. The selector is pref. a keyboard connected to the process computer.</p> |
