Question about Microsoft Computers & Internet
Fetch all 50 questions in some collection, say "A".
take new collection say "B".
for position 'X' from 1 to 25,
take a random number (between 0 and 1) and multiply it by 'X', take mod 50 of that number say "I" and fetch the I'th element from A --> B and remove this element from A. Now next time the mod should be (50-X)
This will help you to get 25 random questions from a set of 50 questions.
Posted on Mar 18, 2009
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Posted on Jan 02, 2017
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