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  1. Dictionary
    chain of command

    noun

    • 1. a system in a military or civil organization by which instructions are passed from one person to another.

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  2. en.wikipedia.org › wiki › ASCIIASCII - Wikipedia

    9 hours ago · When Gary Kildall created CP/M, he was inspired by some of the command line interface conventions used in DEC's RT-11 operating system. Until the introduction of PC DOS in 1981, IBM had no influence in this because their 1970s operating systems used EBCDIC encoding instead of ASCII, and they were oriented toward punch-card input and line printer output on which the concept of "carriage return ...