Answer:
 The following are the four difference between the fourth and the fifth generation of the computer that are:
- The fourth generation computer technology is basically based of the microprocessor. On the other hand, the fifth generation computer is based upon the artificial intelligence technology. 
 - The fourth generation computer system are faster in computation. Whereas, the fifth generation computer are more reliable and faster in speed as compared to all other generations. 
 - The fifth generation computer are small in the size and more potable as compared to the fourth generation computer system. 
 - Laptop, notebook and Chromebook are some of the example of fifth generation. Whereas, STAR 100 and IBM 4341 are the example of fourth generation.