Difference between Expert System and Software System
| Expert System | Software System |
| 1. They use knowledge base | 1. They use database |
| 2. Lesser data is kept together. | 2. Large data is kept separately. |
| 3. They use reasoning mechanism and heuristics. | 3. They use algoithms. |
| 4. They use inference engine. | 4. They use compilers |
| 5. They are developed by knowledge engineers. | 5. They are developed by software engineers. |
| 6. Expert System examples - Dendral, MYCIN, XCON, etc. | 6. Software System examples - C, C++, Java, etc. |