Answer:
1940 – 1956: First Generation
1956 – 1963: Second Generation
1964 – 1971: Third Generation
1972 – 2010: Fourth Generation
2010- : (Present )Fifth Generation
Explanation:
- First Generation Computers (1940-1956):In this Generation the main component of computers were Vacuum Tubes.
- Second Generation Computers (1956-1963):In this generation the main component of computers were Transistors.
- Third Generation Computers (1964-1971):In this generation the main component of computers were Integrated Circuits.
- Fourth Generation Computers (1972-2010):In this generation the main component of computers were Microprocessor
- Fifth Generation (2010-Present):In this generation the main component of computers is Artificial Intelligence