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Listeners are typically implemented as inner classes. Which of the following statements is NOT true about inner class access to variables from the surrounding class?

A portion of your program includes the loop shown in the code snippet below to examine the elements of an array arr: int count = 0; int targetVal = 70; for (int i = 0; i < arr.length; i++) { if (arr[i] >= targetVal) { count++; } } What can you conclude about the running time of this section of code?

Consider the permutations method from the textbook, which is intended to return all permutations of the word passed in as a parameter. Which line contains the terminating condition in the permutations recursive method? public static ArrayList permutations(String word) { ArrayList result = new ArrayList(); if (word.length() == 0) // line #1 { result.add(word); // line #2 return result; // line #3 } else { for (int i = 0; i < word.length(); i++) // line #4 { String shorter = word.substring(0, i) + word(substring(i + 1); // line #5 ArrayList shorterPermutations = permutations(shorter); // line #6 for (String s : shorterPermutations) // line #7 { result.add(word.charAt(i) + s); // line #8 } } return result; // line #9 } }

What is the default layout manager of JPanel?

Which of the following statements correctly provides a comparator function using lambda expressions to sort an array of countries by population, assuming the existence of a getPopulation method?

What does the MouseAdapter class provide?  

What is the default layout manager of JPanel?

What does the MouseAdapter class provide?  

Which of the following statements about a priority queue structure is NOT correct?

Which sort algorithm starts with an initial sequence of size 1, which is assumed to be sorted, and increases the size of the sorted sequence in the array in each iteration?