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[General] 1z0-809 Exam Tests, 1z0-809 Braindumps, 1z0-809 Actual Test

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【General】 1z0-809 Exam Tests, 1z0-809 Braindumps, 1z0-809 Actual Test

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P.S. Free & New 1z0-809 dumps are available on Google Drive shared by ActualtestPDF: https://drive.google.com/open?id=1ZMaxpZovYFDWY3YmVhUN1ufCjSLMUKOe
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Oracle 1z1-809: Java SE 8 Programmer II is an advanced level certification exam that validates a candidate's skills and knowledge in Java programming language. 1z0-809 exam is designed for professionals who have a strong foundation in Java programming and want to enhance their skills to work on complex Java projects. 1z0-809 Exam covers various topics related to Java SE 8, including Lambda expressions, functional interfaces, collections, streams, concurrency, and JDBC.
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To pass the Oracle 1z1-809 exam, candidates must have a thorough understanding of Java programming concepts and be able to apply them to real-world scenarios. They must also be familiar with Java SE 8 features such as Lambda expressions and the Stream API. Additionally, candidates should have experience with database development using JDBC and be able to implement localization and internationalization features in Java applications.
Oracle 1z0-809 exam is part of the Java SE 8 certification track and is designed to test the advanced programming skills of Java developers. 1z0-809 Exam is intended for professionals who have already gained a solid foundation in Java programming and are looking to expand their knowledge and abilities. Passing 1z0-809 exam demonstrates that you have a deep understanding of Java and are capable of developing complex applications using various programming techniques.
Oracle Java SE 8 Programmer II Sample Questions (Q104-Q109):NEW QUESTION # 104
Given the code fragment:

What is the result?
  • A. A B D C
  • B. A C D
  • C. A B C D
  • D. A B C C
  • E. A B D
Answer: D

NEW QUESTION # 105
The data.doc, data.txt and data.xml files are accessible and contain text.
Given the code fragment:
Stream<Path> paths = Stream.of (Paths. get("data.doc"),
Paths. get("data.txt"),
Paths. get("data.xml"));
paths.filter(s-> s.toString().endWith("txt")).forEach(
s -> {
try {
Files.readAllLines(s)
.stream()
.forEach(System.out::println); //line n1
} catch (IOException e) {
System.out.println("Exception");
}
}
);
What is the result?
  • A. The program prints:
    Exception
    <<The content of the data.txt file>>
    Exception
  • B. The program prints the content of the three files.
  • C. A compilation error occurs at line n1.
  • D. The program prints the content of data.txt file.
Answer: B

NEW QUESTION # 106
Which two statements are true about localizing an application?
  • A. Resource bundle files include data and currency information.
  • B. Language codes use lowercase letters and region codes use uppercase letters.
  • C. Language and region-specific programs are created using localized data.
  • D. Support for new regional languages does not require recompilation of the code.
  • E. Textual elements (messages and GUI labels) are hard-coded in the code.
Answer: B,D
Explanation:
Explanation/Reference:
Reference: http://docs.oracle.com/javase/7/docs/technotes/guides/intl/

NEW QUESTION # 107
Given the code fragment:
List<String> listVal = Arrays.asList("Joe", "Paul", "Alice", "Tom");
System.out.println (
// line n1
);
Which code fragment, when inserted at line n1, enables the code to print the count of string elements whose length is greater than three?
  • A. listVal.stream().peek(x -> x.length()>3).count().get()
  • B. listVal.stream().filter(x -> x.length()>3).count()
  • C. listVal.stream().filter(x -> x.length()>3).mapToInt(x -> x).count()
  • D. listVal.stream().map(x -> x.length()>3).count()
Answer: B

NEW QUESTION # 108
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!?
  • A. Replace line n1with protected void ride() throws Exception {
  • B. Replace line n1with public void ride() throws FuelNotAvailException {
  • C. Replace line n2with void ride() throws Exception {
  • D. Replace line n2with private void ride() throws FuelNotAvailException {
Answer: A

NEW QUESTION # 109
......
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P.S. Free & New 1z0-809 dumps are available on Google Drive shared by ActualtestPDF: https://drive.google.com/open?id=1ZMaxpZovYFDWY3YmVhUN1ufCjSLMUKOe
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