1- import java.util.*; class GenDemo1 { public static void main(String... args) { List<? super String> list1 = new ArrayList<Object>(); list1.add(new String()); //Line 1 list1.add(new Object()); //Line 2 } } 2- import java.util.*; class Person implements Comparable<Person> { String name; Person() {} Person(String name) {this.name =name;} public int compareTo(Person p1) { return name.compareTo(p1.name); } } class Manager extends Person { } //Insert code here public void add(T item) { } } class GenDemo2 { public static void main(String... args) { MyList<Person> list1 = new MyList<Person>(); MyList<Manager> list2 = new MyList<Person>(); } } What inserted independently at the marked location will allow the code to compile and run well. (Choose all that apply) A- class MyList<T extends Comparable<T>> { B- class MyList<T extends Comparable> { C- class MyList<T extends Comparable<? super T>> { D- class MyList<T extends Comparable<? extends T>> { E- class MyList<T> { F- class MyList<?> { G- class MyList<? extends Comparable> { H- class MyList<T extends Comparable<?> { 3- 1. import java.util.*; 2. public class Fruits { 3. public static void main(String [] args) { 4. Set c1 = new TreeSet(); 5. Set o1 = new TreeSet(); 6. bite(c1); 7. bite(o1); 8. } 9. // insert code here 10. } 11. class Citrus { } 12. class Orange extends Citrus { } Which, inserted independently at line 9, will compile? (Choose all that apply.) A: static void bite(Set<?> st1){} B: static void bite(Set<? extends Citrus> st1){} C: static void bite(Set<? extends Orange> st1){} D: static void bite(Set<Object> st1){} E: static void bite(Set<? extends Object> st1){} F: static void bite(Set<? extends Fruits> st1){} G: public static void bite(Set<Object> s) { } 4- 1. import java.util.*; 2. public class Fruits { 3. public static void main(String [] args) { 4. Set<Citrus> c1 = new TreeSet(); 5. Set<Citrus> o1 = new TreeSet(); 6. bite(c1); 7. bite(o1); 8. } 9. // insert code here 10. } 11. class Citrus { } 12. class Orange extends Citrus { } Which, inserted independently at line 9, will compile? (Choose all that apply.) A: static void bite(Set<Citrus> st1){} B: static void bite(Set<? super Citrus> st1){} C: static void bite(Set<? extends java.io.Serializable> st1){} D: public static void bite(Set<Object> s) { } E: static void bite(Set<? extends Comparable> st1){} F: static void bite(Collection col){} G: static void bite(Collection<? extends Citrus> st1){} H: static void bite(Object st1){} 5- import java.util.*; public class DemoGen { public static void main(String... args) { List<? extends Number> list1 = new ArrayList<Integer>(); //Line1 list1.add(new Integer(10)); //Line 2 } } A: Compilation fails at line 1 B: Compilation fails at line 2 C: Compiles and runs fins D: Compiles but run time exception 6- import java.util.*; public class DemoGen { public static void main(String... args) { List<? super Number> list1 = new ArrayList<Object>(); //Line 1 list1.add(new Integer(10)); //Line 2 list1.add(12); //Line 3 list1.add(120.01f); //Line 4 } } A: Compilation fails at line 3 B: Compilation fails at line 4 C: Multiple compile error D: Compiles and runs fins E: Compiles but run time exception 7- import java.util.*; public class DemoGen { public static void main(String... args) { List list1 = new ArrayList<Integer>(); //Line 1 list1.add(12); list1.add(13); list1.add(14); list1.add(15); for(Integer x : list1) { System.out.print(x + ","); } } } A: Prints 12,13,14,15 B: Compilation fails due to error at Line 1 C: Comlilation fails D: Compiles but run time exception E: None of the above 8- import java.util.*; public class DemoGen { public static void main(String... args) { Set list = new TreeSet<Integer>(); //Line 1 list1.add(15); list1.add(12); list1.add(new String("13e")); //Line 2 list1.add(14); for(Integer x : list1) { // Line 3 System.out.print(x + ","); } } } A: Compilation fails due to error at Line 1 B: Compilation fails due to error at Line 2 B: Compilation fails due to error at Line 3 C: Line 1 and Line 2 cause compilation error D: Compiles fine but run time exception E: Compiles and runs fine and prints 12,13,14,15 9- import java.util.*; public class DemoGen { public static void main(String... args) { Set<Integer> list = new TreeSet(); //Line 1 list1.add(14); list1.add(15); list1.add(12); list1.add(new Integer("13")); //Line 2 for(Integer x : list1) { // Line 3 System.out.print(x + ","); } } } A: Compilation fails due to error at Line 1 B: Compilation fails due to error at Line 2 B: Compilation fails due to error at Line 3 C: Line 1 and Line 2 cause compilation error D: Compiles fine but run time exception E: Compiles and runs fine and prints 12,13,14,15 10- import java.util.*; public class DemoGen { public static void main(String... args) { Set list = new TreeSet(); //Line 1 list1.add(14.12f); list1.add(15.01); list1.add(1.21); list1.add(new Integer("13")); //Line 2 for(Object x : list1) { // Line 3 System.out.print(x + ","); } } } A: Compilation fails due to error at Line 1 B: Compilation fails due to error at Line 2 B: Compilation fails due to error at Line 3 C: Line 1 and Line 2 cause compilation error D: Compiles fine but run time exception E: Compiles and runs fine and prints 12,13,14,15 11- public class Employee implements Comparable { String name; private Employee(String name){ this.name = name; } public int compareTo(Employee e1) { return name.compareTo(e1.name); } } A: Compiles fine B: Compiler error due to failing contract of interface implementation C: Compiler error because constructor can't be private C: compiler error because public class must have a main() method to compile the code D: Compiles with an exception