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- Which of the following prints the number of elements of the array list? Select one: a. System.out.println(myArrayList.elements()); b. System.out.println(myArrayList.size()); c. System.out.println(myArrayList.size); d. System.out.println(myArrayList.elements);Which of the following statements about the ArrayList class is/are false?make the array an arraylist instead and include the file you used
- Write a program that reads words into two ArrayLists list1 and list2 and then creates a third ArrayList that contains words which are common to both list1 and list2.Given that an ArrayList of Strings named friendList has already been created and names have already been inserted, write the statement necessary to change the name "Tyler", stored at index 8, to "Bud". This is needed in JavaHow to use multithread in ArrayList? The ArrayList contains 100 Element. but the program only load 10 Element while it done 10 elemnt it continue load 10 element next until the program load all 100 Element.
- Given two ArrayLists: list1=[10,20,30], and list2=[40,50], what is the content of the list1 after executing the following statement: list1.addAll(list2) a. [40, 50] b. [10, 20, 30] c. [10, 40, 50, 20, 30] d. [10, 20, 30, 40, 50]Write a program that do the following: Ask the user to input his/her first name and store it in a String variable. Create an ArrayList with the type String. Each letter of the inputted name should be stored in a separate element of the ArrayList. Print the ArrayListsWrite a program that initialize an array of size 10. Create a generic code to shift array left and right. Your program should be menu based, after each shifting show menu and array to user again and again.
- Try using the ref or out keyword to pass in an array argument and see what happens.What transpires when a parameter for an array is sent in with either the ref or out keyword, and the results are observed?java Write a program to do the following: Create an ArrayList of Student. Add 7 elements to the ArrayList. Use for each loop to print all the elements of an ArrayList. Remove an element from an ArrayList using the index number. Remove the element from an ArrayList using the content (element name).