______ is used in operating system to separate mechanism from policy <span><span>A. Single level implementation</span><span>B. Two level implementation</span><span>C. Multi level implementation</span><span>D. None</span></span>
The following code is written in Java, the function takes in a list with the previous day's values. The function then uses that list, loops through it and multiplies each individual value by 2 and returns the modified list. The first red square represents the test case for the function, while the second red square in the image represents the output.
public static ArrayList<Integer> doubleIt(ArrayList<Integer> mylist) {