Wednesday, August 11, 2010

HARDWARE AND SOFTWARE

HARDWARE
          
    Hardware starts functioning once software is loaded.
        
Definition:Devices required to store and execute (or run) the software.
Function:  Hardware serve as the delivery system for software solutions. The hardware of a computer is   infrequently changed, in comparison with software and data, which are “soft” in the sense that they are readily created, modified, or erased on the computer.
Examples: CD-ROM, monitor, printer, video card, scanners , label makers, routers , and modems.
Types: Motherboard, CPU, RAM, BIOS, power supply, video display controller, computer bus, CD-ROM drive, floppy disk, zip drive.





SOFTWARE

     To deliver its set of instructions, Software is installed on hardware. 

Definition:Collection of instructions that enables a user to interact with the computer. Software is a program that enables a computer to perform a specific task, as opposed to the physical components of the system (hardware).
                 :Second essential parts of the computer.
Function:   To perform the specific task you need to complete.
Examples:Quickbooks, Adobe Acrobat, Winoms-Cs, Internet Explorer , Microsoft Word , Microsoft Excel 
Types:System software, Programming software, and Application software.

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