1z0-809 Exam Dumps - Oracle Java SE Questions and Answers

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?

Given:

Message.properties:

msg = Welcome!

Message_fr_FR.properties:

msg = Bienvenue!

Given the code fragment:

// line n1

Locale.setDefault(locale);

ResourceBundle bundle = ResourceBundle.getBundle("Message");

System.out.print(bundle.getString("msg"));

Which two code fragments, when inserted at line n1 independently, enable to print Bienvenue!?

Given the code fragments:

4. void doStuff() throws ArithmeticException, NumberFormatException, Exception {

5. if (Math.random() >-1 throw new Exception (“Try again”);

6. }

and

24. try {

25. doStuff ( ):

26. } catch (ArithmeticException | NumberFormatException | Exception e) {

27. System.out.println (e.getMessage()); }

28. catch (Exception e) {

29. System.out.println (e.getMessage()); }

30. }

Which modification enables the code to print Try again?

Given the code fragment:

Assume that the value of now is 6:30 in the morning.

What is the result?

Given that these files exist and are accessible:

and given the code fragment:

Which code fragment can be inserted at line n1 to enable the code to print only /company/emp?

Which code fragment is required to load a JDBC 3.0 driver?

Given the code fragment:

Stream files = Files.walk(Paths.get(System.getProperty(“user.home”)));

files.forEach (fName -> {//line n1

try {

Path aPath = fName.toAbsolutePath();//line n2

System.out.println(fName + “:”

+ Files.readAttributes(aPath, Basic.File.Attributes.class).creationTime

());

} catch (IOException ex) {

ex.printStackTrace();

});

What is the result?

Given:

and the code fragment:

What is the result?

Given the code fragment:

ZonedDateTime depart = ZonedDateTime.of(2015, 1, 15, 3, 0, 0, 0, ZoneID.of(“UTC-7”));

ZonedDateTime arrive = ZonedDateTime.of(2015, 1, 15, 9, 0, 0, 0, ZoneID.of(“UTC-5”));

long hrs = ChronoUnit.HOURS.between(depart, arrive); //line n1

System.out.println(“Travel time is” + hrs + “hours”);

What is the result?

You want to create a singleton class by using the Singleton design pattern.

Which two statements enforce the singleton nature of the design? (Choose two.)