Modern CPUs use to simulate the performance of multiple processors within one processor?

Ryan is working on the layout of her web page. she needs to figure out where her header, navigation bar, text, and images should go. what technique can her?

Are special characters that allow you to search for multiple words at the same time.

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.