EXPERTY DESIGNED 1Z0-809 PRACTICE TEST

Oracle 1Z0-809 Exam Questions
Total Questions: 469
Java SE 8 Programmer II
Updated On: Feb 10, 2026
Page : 1-47
Question 1

Given code of Test.java file: 

1. package com.udayan.ocp;

2.  

3. import java.time.*;

4.  

5. public class Test {

6.     public static void main(String [] args) {

7.         System.out.println(Duration.ofDays(-2));

8.     }

9. }

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

Options :
Answer: D

Question 2

F: is accessible for reading and below is the directory structure for F:

1. F:.

2. └───A

3.     └───B

4.         └───C

5.                 Book.java

'Book.java' file is available under 'C' directory.

Given code of Test.java file: 

1. package com.udayan.ocp;

2.  

3. import java.nio.file.Path;

4. import java.nio.file.Paths;

5.  

6. public class Test {

7.     public static void main(String[] args) {

8.         Path file = Paths.get("F:\\A\\B\\Book.java");

9.         System.out.println(file.toAbsolutePath());

10.     }

11. }

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

Options :
Answer: A

Question 3

Given the code fragment:
List<String> colors = Arrays.asList(“red”, “green”, “yellow”);
Predicate<String> test = n - > {
 System.out.println(“Searching…”);
 return n.contains(“red”);
};
colors.stream()
 .filter(c -> c.length() > 3)
 .allMatch(test);
What is the result?

Options :
Answer: A

Question 4

Given code of Test.java file: 

1. package com.udayan.ocp;

2.  

3. import java.util.*;

4.  

5. public class Test {

6.     public static void main(String[] args) {

7.         NavigableMap map = new TreeMap<>();

8.         map.put(25, "Pune");

9.         map.put(32, "Mumbai");

10.         map.put(11, "Sri Nagar");

11.         map.put(39, "Chennai");

12.  

13.         System.out.println(map.headMap(25, true));

14.     }

15. }

Options :
Answer: C

Question 5

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

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