Index O

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OCR (optical character recognition) software 
online backup services 
online gaming  2nd 
Ontrack Data Recovery Solutions Web site 
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operating systems.   [See OS]
optical character recognition (OCR) software 
optical disk drives 
optical storage  2nd 
    capacity 
    CDs
        manufacturers 
        specifications (specs) 
        specifications (specs), format 
        specifications (specs), interfaces 
        specifications (specs), speed 
    CDs (compact discs)
        formats  2nd 
    DVDs
        formats  2nd  3rd  4th 
        manufacturers 
        specifications (specs) 
        specifications (specs), format 
        specifications (specs), interfaces 
        specifications (specs), speed 
OS
    (operating system)
        Windows  2nd 
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