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Pretest and posttest loops

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What is the main difference between posttest and pretest loops?
Give examples of cases, when you will use each of them?
Can you code the same functionality using any of them?
To which of these two categories would you place the "for loop"?

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The main difference between posttest and pretest loops is when the loop termination condition is tested. In case of posttest loops it is after the loop body execution, and in case of pretest loops it is before the loop body execution.

We will use posttest loops in those cases where we want the loop body to be executed atleast once, while we will ...

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