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OCR: OPERATING SYSTEMS AND FILE MANAGEMENT 193 Given the volatility of RAM and the insufficient size of ROM pue EEPROM, computer designers decided to store the operating system on a computer's hard disk. During the boot process copy of the operating system trans- ferred into RAM where t can be accessed quickly whenever the computer needs to carn out an input output, or storage operation igure 4-13 How do I know when the operating system is loaded? The oper- ating system is loaded and the boot process complete when the computer is ready to accept your commands. Usually the computer dis- plays an operating system prompt or main screen. The Windows operating system, for example displays the Windows desktop when the boot process complete FIGURE 4.13 The bootstrap program copies Boot program the ope ...