Created by Tarikur Rahman - IUBAT

1. WELCOME
TO OUR
PRESENTATION
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Created by Tarikur Rahman - IUBAT

2. • MD ABID HASAN
• ESRAT JAHAN SHISHIR
• SADIA MAHMUD
• TARIKUR RAHMAN
• TAHIA TASNIM
Group Members
Group Name : E

3. HISTORY AND GENERATION
OF COMPUTER
3
Topic
Created by Tarikur Rahman - IUBAT

4. Chinese Abacus in the History of Computer
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 It marks the first step to the Computer generation.
 Abacus was used in 300 B.C.
A very old abacus
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5. Napier's Bone (1617)
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6. Pascaline (1642)
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7. Pascaline (1642)
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8. Leibniz machine (1694)
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9. Jacquard's loom (1801)
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10. Difference engine and Analytical Engine (1823)
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A part of Difference EngineCreated by Tarikur Rahman - IUBAT

11. Difference Engine
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 A difference engine is an automatic mechanical
calculator designed to tabulate polynomial functions.
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12. Data processing machine (1890)
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13. Mark 1 (1937)
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14. First Generation (1940-1954)
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 Time period : 1940-1954
 Technology : Vacuum Tube based Computer / Used Vacuum tubes for
circuitry and magnetic drums for memory
 Cost : Very Expensive
 Size : Bigger in size
 Input / Output : Punch Card
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15. Vacuum tube technology
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16. Some computers of this generation were:
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 Some computers of this generation were:
 ENIAC
 EDVAC
 UNIVAC
 IBM-701
 IBM-650
ENIAC programmers
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17. Second Generation (1959-1965)
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The period of second
generation
Use of transistors
Very costly
Supported machine and
assembly languages
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18. Transistor
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19. Some computers of this generation were
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 IBM 1620
 IBM 7094
 CDC 1604
 CDC 3600
 UNIVAC 1108
IBM 1620
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20. Third Generation (1965-1971)
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IC used
Smaller size
Still costly
Supported high-level
language
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21. IC -Integrated circuit
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22. Some computers of this generation were
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 IBM-360 series
 Honeywell-6000 series
 PDP(Personal Data Processor)
 IBM-370/168
 TDC-316
Honeywell-6000 series
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23. Fourth Generation (1971-1980)
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The period of fourth generation
was 1971-1980
VLSI technology used
Very small size
No A.C. needed
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24. Microprocessor
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25. Some computers of this generation were
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 DEC 10
 STAR 1000
 PDP 11
 CRAY-1(Super Computer)
 CRAY-X-MP(Super Computer)
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26. Fifth Generation (1980-till date)
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ULSI technology
Artificial intelligence
Availability of very powerful
Voice recognition
Natural language
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27. ULSI technology
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28. Artificial intelligence
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29. Some computer types of this generation are
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 Desktop
 Laptop
 Notebook
 Ultra Book
 Chrome Book
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30. Summary
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 Generation in computerterminologyis a change in technologya computer is/was being used.
Initially,the generation term was used to distinguishbetween varying hardware technologies.But
nowadays, generationincludesboth hardware and software, which togethermake up an entire
computersystem.
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31. Reference
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 http://www.tutorialspoint.com
 https://en.wikipedia.org
 www.google.com
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32. 32
Thank You
Any Question
?
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