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When is it appropriate to use an absolute reference

Given int variables k and total that have already been declared, use a while loop to compute the sum of the squares of the first 50 counting numbers, and store this value in total. thus your code should put 11 + 22 + 33 + + 4949 + 50*50 into total. use no variables other than k and total.

You are new to microsoft certification and want to start out by getting a certification geared around windows 8. what microsoft certification should you pursue?