Given:
java
package com.vv;
import java.time.LocalDate;
public class FetchService {
public static void main(String[] args) throws Exception {
FetchService service = new FetchService();
String ack = service.fetch();
LocalDate date = service.fetch();
System.out.println(ack + " the " + date.toString());
}
public String fetch() {
return "ok";
}
public LocalDate fetch() {
return LocalDate.now();
}
}
What will be the output?

• A. ok the 2024-07-10T07:17:45.523939600
• B. Compilation fails
• C. An exception is thrown
• D. ok the 2024-07-10

Given:
java
sealed class Vehicle permits Car, Bike {
}
non-sealed class Car extends Vehicle {
}
final class Bike extends Vehicle {
}
public class SealedClassTest {
public static void main(String[] args) {
Class<?> vehicleClass = Vehicle.class;
Class<?> carClass = Car.class;
Class<?> bikeClass = Bike.class;
System.out.print("Is Vehicle sealed? " + vehicleClass.isSealed() +
"; Is Car sealed? " + carClass.isSealed() +
"; Is Bike sealed? " + bikeClass.isSealed());
}
}
What is printed?

• A. Is Vehicle sealed? true; Is Car sealed? false; Is Bike sealed? false
• B. Is Vehicle sealed? true; Is Car sealed? true; Is Bike sealed? true
• C. Is Vehicle sealed? false; Is Car sealed? true; Is Bike sealed? true
• D. Is Vehicle sealed? false; Is Car sealed? false; Is Bike sealed? false

Given:
java
public class BoomBoom implements AutoCloseable {
public static void main(String[] args) {
try (BoomBoom boomBoom = new BoomBoom()) {
System.out.print("bim ");
throw new Exception();
} catch (Exception e) {
System.out.print("boom ");
}
}
@Override
public void close() throws Exception {
System.out.print("bam ");
throw new RuntimeException();
}
}
What is printed?

• A. bim bam boom
• B. bim bam followed by an exception
• C. Compilation fails.
• D. bim boom bam
• E. bim boom

Given:
java
List<String> l1 = new ArrayList<>(List.of("a", "b"));
List<String> l2 = new ArrayList<>(Collections.singletonList("c"));
Collections.copy(l1, l2);
l2.set(0, "d");
System.out.println(l1);
What is the output of the given code fragment?

• A. [d, b]
• B. [d]
• C. An UnsupportedOperationException is thrown
• D. An IndexOutOfBoundsException is thrown
• E. [c, b]
• F. [a, b]