关于数组或ArrayList的长度，以下哪个陈述是不正确的？对于ArrayList，可以通过一个ArrayList方法的返回值来获得对于Java数组，可以通过一个Java数组方法的返回值来获得对于Java数组和ArrayList，数组的最高索引等于数组中的元素数量减去1ArrayList的长度在声明后可以被更改Java数组的长度在声明后无法更改如果您认为上述所有陈述都是正确的，请选择此选项。

What package do we need to include to use the array list in the program?a)java.utilb)java.arraylistsc)None of the mentionedd)java.lang

Sau khi thực hiện đoạn mã sau thì ArrayList chứa những phần tử nào? int x = 1; Integer y = 3; ArrayList a = new ArrayList(); a.add(3); a.add(9); a.add(5); a.remove(x); a.remove(y);

Introduction to ArrayLists and their advantages

What is the result of this code?ArrayList<String> flowers = new ArrayList<>();flowers.add("daisy");flowers.add("rose");flowers.add("orchid");System.out.println(flowers.get(3));System.out.println(flowers.get(2));System.out.println(flowers.get(1));a.)<Exception error...>b.)orchidrosedaisyc.)321d.)daisyroseorchid

What is the output of the following code snippet?ArrayList<String> names = new ArrayList<>();names.add("John");names.add("Jane");System.out.println(names.size());Question 14Answera.0b.1c.2d.Error