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NEXT Back BACKNEXT END SHOW NEXTBACK END SHOW HOW DO COMPUTERS HELP US 1. computer games 2. Education 3. HEALTH 4. FINANCE 5. COMMUNICATION 6. TRANSPORTATION.

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Presentation on theme: "NEXT Back BACKNEXT END SHOW NEXTBACK END SHOW HOW DO COMPUTERS HELP US 1. computer games 2. Education 3. HEALTH 4. FINANCE 5. COMMUNICATION 6. TRANSPORTATION."— Presentation transcript:

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2 NEXT Back

3 BACKNEXT END SHOW

4 NEXTBACK END SHOW

5 HOW DO COMPUTERS HELP US 1. computer games 2. Education 3. HEALTH 4. FINANCE 5. COMMUNICATION 6. TRANSPORTATION 7. CONTRUCTION 8. SECURITY NEXTBACK END SHOW

6 Generations OF COMPUTERS FIRST GENERATION IS VACUUM TUBES. FIRST GENERATION IS VACUUM TUBES. SECOND GENERATION IS TRANSISTORS. SECOND GENERATION IS TRANSISTORS. THIRD GENERATION IS INTEGERETED CIRCUITS. THIRD GENERATION IS INTEGERETED CIRCUITS. FOURTH GENERATION IS MICROPROCESSORS. FOURTH GENERATION IS MICROPROCESSORS. FIFTRH GENERATION IS ARTIFICIAL INTELLIGENCE. FIFTRH GENERATION IS ARTIFICIAL INTELLIGENCE. NEXTBACK END SHOW

7 SIZE OF COMPUTERS MAINFRAME COMPUTER MAINFRAME COMPUTER MINI COMPUTER MINI COMPUTER MICRO COMPUTER MICRO COMPUTER NEXTBACK END SHOW

8 NEXTBACK END SHOW

9 NEW COMPUTERS PERSONAL COMPUTER. LAPTOP COMPUTER. PALMTOP COMPUTER. WORKSTATION COMPUTER. SERVER COMPUTER. SUPER COMPUTER NEXTBACK END SHOW

10 COMPUTER GAMES NEED FOR SPEED.. NEED FOR SPEED.. 3D GAMES.. 3D GAMES.. PUZZEL GAMES.. PUZZEL GAMES.. Adventure games.. Adventure games.. NEXTBACK END SHOW

11 TWO THINGS OF COMPUTER PURPOSE GENERAL PURPOSE COMPUTER GENERAL PURPOSE COMPUTER SPECIAL PURPOSE COMPUTER SPECIAL PURPOSE COMPUTER NEXTBACK END SHOW

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13 THREE DESIGN OF COMPUTER TECHNOLOGY DIGITAL COMPUTERS. DIGITAL COMPUTERS. ANALOG COMPUTERS. ANALOG COMPUTERS. HYBRID COMPUTERS. HYBRID COMPUTERS. NEXTBACK END SHOW

14 BASIC FUNCTION OF COMPUTERS INPUT PROCESS. OUTPUT. STORE. CONTROL. NEXTBACK END SHOW

15 INPUT DEVICES KEYBBOARD.. KEYBBOARD.. MOUSE.. MOUSE.. FLASH DISK.. FLASH DISK.. DVD.. DVD.. FLOPPY DISK.. FLOPPY DISK.. NEXTBACK END SHOW

16 THE WAYS OF TRANSITTING VIRUSES NEXTBACK END SHOW

17 BACKNEXT END SHOW

18 BACKNEXT END SHOW

19 OUTPUT DEVICES MONITOR.. MONITOR.. SPEAKER.. SPEAKER.. PRINTER.. PRINTER.. HARD DISK.. HARD DISK.. NEXTBACK END SHOW

20 COMPUTER ARCHITECURE CONTROL UNIT MEMORYINPUTOUTPUT ARITHMETIC AND LOGIC UNITn NEXTBACK END SHOW

21 PORTS PS/2 PORTS. SERIAL PORTS. PARALLE PORTS. NETWORK PORTS. MONITOR PORTS. USB PORTS. NEXTBACK END SHOW

22 MOHOMED NAUSHAD LIYANAGE GODAGAMA SUBAHARATHI M.M.M.V GREAD 11-A THANK YOU ALL WATCHING MY PRESENTATION BACK Home END SHOW


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