APPSC-2016-DL-CS
January 23, 2024Question 9315 – GATE 2006
January 23, 2024APPSC-2016-DL-CS
Question 4
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Consider 4-character long codes generated by using an alphabet consisting of 8-characters with no restriction on the number of repetitions of a character in a code. How many codes at least one character repeated?
2416
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6720
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1680
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4096
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Correct Answer: A
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