Given the following class declarations:
1.
public abstract class Animal
2.
public interface Hunter
3.
public class Cat extends Animal implements, Hunter
4.
public class Tiger extends Cat
Which answer fails to compile?

Given:
public class Marklist {
int num;
public static void graceMarks(Marklist obj4) {
obj4.num += 10;
}
public static void main(String[] args) {
MarkList obj1 = new MarkList();
MarkList obj2 = obj1;
MarkList obj1 = null;
obj2.num = 60;
graceMarks(obj2);
}
}
How many objects are created in the memory runtime?

Given the code fragments:

Which code fragment, when inserted at line ni, enables the code to print Hank?

Given:

What is the result?

Given the code fragment:

Which code fragment, when inserted at line 9, enables the code to print true?

Given the code fragment:

Which code fragment, when inserted at // insert code here, enables the code to compile and print a bc?

Given the code fragment:

What is the result?

Given:

Given the code in a file Traveler.java:

And the commands: Javac Traveler.java Java Traveler Java Duke What is the result?

Which two statements are true? (Choose two.)

Which statement is/are true?

Given:

What is the result?

Which of the following will print current time?