Top Java Quiz Questions ☕️

public class WaterBottle {
 private String brand;
 private boolean empty;
 public static void main(String[] args) {
  WaterBottle wb = new WaterBottle();
  System.out.print("Empty = " + wb.empty);
  System.out.print(", Brand = " + wb.brand);
} }

1: public class Egret {
2: private String color;
3: public Egret() {
4: this("white");
5: }
6: public Egret(String color) {
7: color = color;
8: }
9: public static void main(String[] args) {
10: Egret e = new Egret();
11: System.out.println("Color:" + e.color);
12: }
13: }

public class BearOrShark {
public static void main(String[] args) {
int luck = 10;
if((luck>10 ? luck++: --luck)<10) {
System.out.print("Bear");
} if(luck<10) System.out.print("Shark");
} }

public class Deer {
public Deer() { System.out.print("Deer"); }
 public Deer(int age) { System.out.print("DeerAge"); }
  private boolean hasHorns() { return false; }
  public static void main(String[] args) {
   Deer deer = new Reindeer(5);
   System.out.println(","+deer.hasHorns());
  }
}
class Reindeer extends Deer {
 public Reindeer(int age) { System.out.print("Reindeer"); }
 public boolean hasHorns() { return true; }
}

int[] array = {6,9,8};
List<Integer> list = new ArrayList<>();
list.add(array[0]);
list.add(array[2]);
list.set(1, array[1]);
list.remove(0);
System.out.println(list);

1: public class MathFunctions {
2: public static void addToInt(int x, int amountToAdd) {
3: x = x + amountToAdd;
4: }
5: public static void main(String[] args) {
6: int a = 15;
7: int b = 10;
8: MathFunctions.addToInt(a, b);
9: System.out.println(a); } }|

13: System.out.print("a");
14: try {
15: System.out.print("b");
16: throw new IllegalArgumentException();
17: } catch (RuntimeException e) {
18: System.out.print("c");
19: } finally {
20: System.out.print("d");
21: }
22: System.out.print("e");

1: public class FeedingSchedule {
2: public static void main(String[] args) {
3: boolean keepGoing = true;
4: int count = 0;
5: int x = 3;
6: while(count++ < 3) {
7: int y = (1 + 2 * count) % 3;
8: switch(y) {
9: default:
10: case 0: x -= 1; break;
11: case 1: x += 5;
12: }
13: }
14: System.out.println(x);
15: } }