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| Because log-on procedures may be cumbersome and tedious, users often store log-on sequences in their personal computers and invoke them when they want to use mainframe facilities. A risk of this practice is that A. Backup procedures for data files would not be as effective. B. Users with inadequate training would make more mistakes. C. Anyone with access to the personal computers could log on to the mainframe. D. Personal computers become much more likely to be physically stolen. |