The idea of computer technology took a big turn with the invention of microprocessors and VLSI technology (very large scale integration). They were the introduction to modern day computers by
Computer - Fourth Generation
History of Computers: 4th Generation
Introduction to computer - History - Generation
Computer History And Generations by Jackie Wallace - Issuu
4th Generation - A Computer History
Computer Museum
Fourth Generation of Computer - javatpoint
History of Computers Information taken from: Microsoft Office 97
Fourth Generation of Computers - GeeksforGeeks
Types of computer
Computer History - Generations of Computer worksheet