The method checkArray examines an array arr: Public static boolean checkArray(int[] arr) { If (arr[0] = arr[arr.length -1]) { Return true; } Return false; } What can you conclude about the running time of this section of code? A) Its running time will be O(n). B) Its running time will be O(n²). C) Its running time will be O(log (n)). D) Its running time will be O(1).

Question

The method checkArray examines an array arr: Public static boolean checkArray(int[] arr) { If (arr[0] >= arr[arr.length -1]) { Return true; } Return false; } What can you conclude about the running time of this section of code? A) Its running time will be O(n). B) Its running time will be O(n²). C) Its running time will be O(log (n)). D) Its running time will be O(1).

Quizplus · Accepted Answer

The running time of the section of code is constant since it only checks the first and last elements of the array and does not depend on the size of the array. Therefore, the best choice is D, which has a running time of O(1).

The Method CheckArray Examines an Array Arr