Suppose an ArrayList list contains {“red”, “red”, “green”}. What is the list after the following code? String element = “red”; for (int i = list.size() – 1; i >= 0; i–) if (list.get(i).equals(element)) list.remove(element);
Need quiz questions
Need quiz questions
What is the output of the following code? ArrayList list =…
What is the output of the following code? ArrayList list = new ArrayList(); java.util.Date d = new java.util.Date(); list.add(d); list.add(d); System.out.println((list.get(0) == list.get(1)) + ” ” + (list.get(0)).equals(list.get(1)));
Analyze the following code: double[] array = {1, 2, 3}; Arr…
Analyze the following code: double array = {1, 2, 3}; Arr…”…
Suppose ArrayList x contains two strings [Beijing, Singapore…
Suppose ArrayList x contains two strings . Which of the following method will cause the list to become ? Please select all that apply.
Instances of ________ are unchecked exceptions. Please selec…
Instances of ________ are unchecked exceptions. Please select all that apply.
Invoking ________ returns the number of the elements in an A…
Invoking ________ returns the number of the elements in an ArrayList x.
The getValue() method is overridden in two ways. Which one i…
The getValue() method is overridden in two ways. Which one is correct? I: public class Test { public static void main(String args) { A a = new A(); System.out.println(a.getValue()); } } class B { public Object getValue() { return “Any object”; } } class A extends B { public String getValue() { return “A string”; } }
Suppose an ArrayList list contains {“red”, “red”, “green”}….
Suppose an ArrayList list contains {“red”, “red”, “green”}. What is the list after the following code? String element = “red”; for (int i = 0; i < list.size(); i++) if (list.get(i).equals(element)) list.remove(element);
Write a Java program that creates an ArrayList of integers a…
Write a Java program that creates an ArrayList of integers and adds the following values to it: 45, 12, 78, 32, and 56. The program should then find and display the maximum and minimum values in the list using the Collections utility class.