Doctor or teacher or an engineer
Keep the first hard drive then override it insert the second one and memory goes into the second one
<span>When studying an information system, illustrations of actual documents should be collected using a process called sampling. Correct answer: D
</span>This process systematically selects representative elements of a population with the goal to get representative and useful information about the population as a whole and it is useful when <span>data sets that are too large to efficiently analyze in full.</span>
You'll need a helper variable for this, so depending on your programming language, the solution becomes:
int helper;
helper = arr[i];
arr[i] = arr[j];
arr[j] = helper;