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      General Motors (GM) Software Developer interview

      General Motors (GM) Interview Question

      Software Developer Interview

      why use char array for storing password instead of strings

      Interview Answers

      Anonymous

      Feb 25, 2016

      A string is an array of characters.

      1

      Anonymous

      May 13, 2016

      Because Strings are immutable, so if another process dumps the data, no way to get rid of it before garbage collections, with a char array you can wipe the data

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