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COMPUTER HISTORY
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What is a Computer?
In the Beginning
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Definition of ComputerA device that computes, especially a programmable electronic machine that performs high-speed mathematical or logical operations or that assembles, stores, correlates, or otherwise processes information.
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COMPUTER1.HARDWARE2.SOFTWAER3.INSTRUCTIONS OR PRODUSER OR MODULE4.DATA/INFORMATION5.COMUNICATION6.PEOPLE
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Most people’s computer... CENTRAL
PROCESSINGUNIT
MEMOERY INPUT/OUTPUTDEVICE
BUS
COMPUTER BLOCK DIAGRAM
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CRT Display
Keyboard
Mouse
“The Box”CD-ROM Drive
FloppyDiskDrive
COMPUTER PARTS
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More Computer Hardware
Mouse: a small device, which you move across the top of the desk to move the pointer or cursor on the screen.
Printer: used to make a paper copy of the information into the computer.
Image Scanner: an electronic device that generates a digital representation of an image for data input to a computer
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Examples of Computer Hardware
Monitor: T.V. like screen used to show pictures and words
CPU: Central Processing Unit this is where most of the computer’s calculations take place. In terms of computing power, the CPU is the most important element of a computing system.
Keyboard: This device is used to type information into the computer and contains the numbers 0-9.
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Output Devices
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Input Devices
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Ports
CPU
RAM
Diskcontroller
Graphicscard
Soundcard
Networkcard
PrinterMouse
KeyboardModem
Monitor
Speakers
bus
Computer
Schematic Diagram of a Personal Computer...
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Motherboard
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CPU(Central Processing Unit)
INTEL CHIPSETShttp://alltypeim.blogspot.in/
SIMM(Single Inline Memory Module)
RENDOM ACCES MEMORY(ROM)
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HDD(Hard Disk Drive)
USE FOR STORE DATA http://alltypeim.blogspot.in/
Power Supply
USE FOR POWER BACKUP & DO NOT YOUR
COMPUTER DATA LOSShttp://alltypeim.blogspot.in/
COMPUTER SOFTWAERCOMPUTER SOFTWAER REFER TO COLLTION OF PROGRAMES.PROGRAM IS THE COLLETION PF INSTRUCTION,WHICH PERFORM PARTICULAR TASK AND COLLECTION OF PROGRAM WHICH ACCOMPLISHES APPLICATION CALLED SOFTWAER.
TYPE OF SOFTWAER1.SYSTEM SOFTWAER2.APPLICATION SOFTWAER
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Computing is Much, Much More...
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“Other” Computing
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APPLICATION OF COMPUTER
RESERVATION SYSTEM(AIR,RAIL WY ,BUS)
CRIME DETECTION
BANKING SYSTEM
PRODUCTION SYSTEMSPACE TECNOLOGY
WEATHER FORECASTING
RESEARCH AND SCIENCE
COST ANALYSIS
EDUCATION/INFORMATION
HOTEL MANAGEMENT
LIBRARY MANAGEMENThttp://alltypeim.blogspot.in/
