History of computer presentation

1. 1 7 9 0 3 3 - D I S S A N A Y A K E P . G . K . I - N A N O
T E C H N O L O G Y

2. 179033 - Dissanayake P.G.K.I - Nano Technology

3. 
Abacus – 3000 BC
179033 - Dissanayake P.G.K.I - Nano
Technology

4. 
Pascaline - 1642
179033 - Dissanayake P.G.K.I - Nano
Technology

5. 
Difference Engine - 1832
179033 - Dissanayake P.G.K.I - Nano
Technology

6. What is computer
Generation ?
179033 - Dissanayake P.G.K.I - Nano Technology

7. There Are 5 Generations In
Computer History
1ST GENERATION
2ND GENERATION
3RD GENERATION
4TH GENERATION
5TH GENERATION
179033 - Dissanayake P.G.K.I - Nano Technology

8. 179033 - Dissanayake P.G.K.I - Nano Technology

9. 1st Generation
 Vacuum Tubes use as Technology.
 Energy consumption is high.
 Generate lot of heat.
179033 - Dissanayake P.G.K.I - Nano Technology

10. 179033 - Dissanayake P.G.K.I - Nano Technology

11. 2nd Generation
 Use Transistor as technology.
 Machine Faster than 1st Generation.
 Energy Consumption less than 1st Generation.
179033 - Dissanayake P.G.K.I - Nano Technology

12. 179033 - Dissanayake P.G.K.I - Nano Technology

13. 3rd Generation
 Use Integrated Circuits (IC) as Technology.
 Faster than 2nd Generation Computers.
 Not Generate lot of Heat.
179033 - Dissanayake P.G.K.I - Nano Technology

14. 179033 - Dissanayake P.G.K.I - Nano Technology

15. 4th Generation
 Micro Processor use as Technology.
 Its too Fast.
179033 - Dissanayake P.G.K.I - Nano Technology

16. 179033 - Dissanayake P.G.K.I - Nano Technology

17. 5th Generation
 These computers are Artificial Intelligent (AI).
179033 - Dissanayake P.G.K.I - Nano Technology

18. 179033 - Dissanayake P.G.K.I - Nano Technology

19. • Topic
• Introduction
• Other names for dengue
– Dengue fever
– Break bone
• Symptoms
• Nature of dengue fever
• How is dengue fever contracted
• How is dengue fever diagnosed
• The countries that we can see dengue fever
• Reasons behind dengue fever
• Conclusion
179033 - Dissanayake P.G.K.I - Nano
Technology