1Z0-809 Practice Test Questions – Java SE 8 Programmer II

1Z0–809 is the professional level exam for Java SE 8 Programmer designed to certify foundation skills required for database administration. Passquestion new updated OCPJP 8 1Z0-809 Practice Test Questions to help you pass your Java SE 8 Programmer II exam successfully. You can practice in the following for reference.

1Z0-809 Practice Test Questions – Java SE 8 Programmer II

1. Given the definition of the Vehicle class:

and this code fragment:

What is the result?

 
 
 
 

2. Given:

Which modification enables the code fragment to compile?

 
 
 
 

3. Given the code fragment:

What is the result?

 
 
 
 

4. Given the code fragment:

What is the result?

 
 
 
 

5. Which two reasons should you use interfaces instead of abstract classes? (Choose two.)

 
 
 
 
 

6. Given:

What is the result of running the code with the –ea option?

 
 
 
 

7. Given:

Which code fragment, when inserted at line n1, enables the Birdie class to compile?

 
 
 
 

8. Given:

Which two modifications enable the code to compile? (Choose two.)

 
 
 
 
 
 

9. Given the code fragment:

What is the result?

 
 
 
 

10. Given the code fragment:

Path file = Paths.get (“courses.txt”);

// line n1

Assume the courses.txtis accessible.

Which code fragment can be inserted at line n1 to enable the code to print the content of the courses.txtfile?

 
 
 
 

11. Given the code fragment:

Assume that Projectscontains subdirectories that contain .classfiles and is passed as an argument to the recDelete ()method when it is invoked.

What is the result?

 
 
 
 

12. Given the code fragments:

Which modification enables the code to print Try again?

 
 
 
 

13. Given the code fragment:

Map<Integer, String> books = new TreeMap<> ();

books.put (1007, “A”);

books.put (1002, “C”);

books.put (1001, “B”);

books.put (1003, “B”);

System.out.println (books);

What is the result?

 
 
 
 

14. Given the content of /resourses/Message.properties:

welcome1=”Good day!”

and given the code fragment:

Properties prop = new Properties ();

FileInputStream fis = new FileInputStream (“/resources/Message.properties”);

prop.load(fis);

System.out.println(prop.getProperty(“welcome1”));

System.out.println(prop.getProperty(“welcome2”, “Test”));//line n1

System.out.println(prop.getProperty(“welcome3”));

What is the result?

 
 
 
 

15. Which action can be used to load a database driver by using JDBC3.0?

 
 
 
 

16. Given the code fragment:

Assume that the Pics directory does NOT exist.

What is the result?

 
 
 
 

17. Given the code fragments:

Which statement is true?

 
 
 
 

18. Given the code fragment:

Which code fragment, when inserted at line 1, enables the code to read the GDP from the user?

 
 
 
 

19. Given the code fragment:

Path source = Paths.get (“/data/december/log.txt”);

Path destination = Paths.get(“/data”);

Files.copy (source, destination);

and assuming that the file /data/december/log.txtis accessible and contains:

10-Dec-2014 – Executed successfully

What is the result?

 
 
 
 

20. Given:

Which code fragment, when inserted at line n1, sorts the employees list in descending order of fNameand then ascending order of lName?

 
 
 
 

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