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EXPERTY DESIGNED 1Z0-809 PRACTICE TEST

Oracle 1Z0-809 Exam Questions
Total Questions: 469
Java SE 8 Programmer II
Updated On: Jan 28, 2026
Page : 1-47
Question 1

Given:
class FuelNotAvailException extends Exception { }
class Vehicle {
 void ride() throws FuelNotAvailException { //line n1
 System.out.println(“Happy Journey!”);
 }
}
class SolarVehicle extends Vehicle {
 public void ride () throws Exception { //line n2
 super ride ();
 }
}
and the code fragment:
public static void main (String[] args) throws FuelNotAvailException, Exception
 {
 Vehicle v = new SolarVehicle ();
 v.ride();
}
Which modification enables the code fragment to print Happy Journey!?

Options :
Answer: B
Question 2

Given code of Test.java file: 

package com.udayan.ocp;

import java.util.concurrent.*;

public class Test {

    public static void main(String[] args) throws InterruptedException, ExecutionException {

        ExecutorService es = Executors.newSingleThreadExecutor();

        Future f = es.submit(() -> "HELLO");

        System.out.println(f.get());

        es.shutdown();

    }

}

What will be the result of compiling and executing Test class?

Options :
Answer: B
Question 3

Given the code fragments:

Untitled1-page69-image83
and
Untitled1-page69-image88
What is the result?

Options :
Answer: D
Question 4

Given the code fragment:

Untitled1-page69-image23
Assume that:
The required database driver is configured in the classpath.
The appropriate database is accessible with the dbURL, userName, and passWord exists
The Employee table has a column ID of type integer and the SQL query matches one record.
What is the result?

Options :
Answer: A
Question 5

Given:
class UserException extends Exception { }
class AgeOutOfLimitException extends UserException { }
and the code fragment:
class App {
 public void doRegister(String name, int age)
 throws UserException, AgeOutOfLimitException {
 if (name.length () < 6) {
 throw new UserException ();
 } else if (age >= 60) {
 throw new AgeOutOfLimitException ();
 } else {
 System.out.println(“User is registered.”);
 }
 }
 public static void main(String[ ] args) throws UserException {
 App t = new App ();
 t.doRegister(“Mathew”, 60);
 }
}
What is the result?

Options :
Answer: B
Page : 1-47

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