Historical evolution of computer technology

2.4. 4th Generation Computers

4^th Generation Computers

Characteristics of 4^th Generation Computers

1.      Introduction of microprocessors (100^th of integrated circuits were built into a single silcon chip.

2.      Use of large scale integrated circuits.

3.      Increased storage capacity and speed.

4.      Special application programmers were introduced.

5.      Increased use of minicomputers and microcomputers.

6.      Development of graphics user interface.(GUI), the mouse, application mathematical modeling and simulation, electric fund transfer computer, aided instructions etc.

7.      Computers became more powerful and cheap enough that schools,homes and offices were able to purchase them.

Examples of 4^th generation computers

·         IBM =2033 Series.

·         IBM 4200 Series.

·         Pentium series like 1, 2, 3 and 4.