Fault tolerance: check digits, bar codes by Robin Snyder  ,  robin@RobinSnyder.com , source: IS513/fault-02 [NV/asp] [page formatted/updated on 2008/02/20 at 09:11:00 , loaded on 2012/05/21 at 12:18:05 ] versions:    screen-friendly    printer-friendly Table of contents:    1. Fault tolerance: check digits, bar codes    2. Check digits: Casting out nines    3. Check digits    4. Check digits    5. Common uses of check digits    6. Longitudinal redundancy checking    7. CRC checks    8. SpinRite    9. USB flash drives    10. Example: backup systems    11. Scanning a disk for errors    12. Acronyms    13. Vocabulary    14. Multiple choice questions by Robin Snyder  ,  robin@RobinSnyder.com , source: IS513/fault-02 [NV/asp]