| 11. | The CMX 600 could support up to six disk pack drives, for a total recording time of 27 minutes.
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| 12. | The IBM 2311 Disk Storage Drive was introduced with the IBM 1316 Disk Pack introduced with the IBM 1311.
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| 13. | Plusnet explained that the engineer responsible had accessed both the live and backup disk packs from a single workstation.
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| 14. | An operator " mounted " the desired disk pack when a program requested access with a resource mount command.
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| 15. | In 1966, the first 1316 disk pack was about in diameter and had six platters stacked on a central spindle.
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| 16. | Also in 1973, Control Data Corporation introduced the first of its series of SMD disk drives using conventional disk pack technology.
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| 17. | The General Electric GE-115 was equipped with 12K of magnetic-core memory and a hard disk drive with a removable disk pack.
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| 18. | Each tape could store 202 cylinder images of 19 tracks each, half of the 404 cylinders in a 3330 disk pack.
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| 19. | The engineer believed his reconfiguration was to the backup storage when it was actually connected to the live email disk pack.
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| 20. | The disk packs are not interchangeable between those written on the Model 1 and those written on the Models 11 or 12.
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