Oracle 1Z0-809 Dumps for Java SE 8 Programmer II Exam Success in 2026

Given the code fragment:

What is the result?

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Given:

public class Canvas implements Drawable {

public void draw () { }

}

public abstract class Board extends Canvas { }

public class Paper extends Canvas {

protected void draw (int color) { }

}

public class Frame extends Canvas implements Drawable {

public void resize () { }

abstract void open ();

}

public interface Drawable {

public abstract void draw ();

}

Which statement is true?

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Given:

Which option fails?

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Given the code fragments:

interface CourseFilter extends Predicate {

public default boolean test (String str) {

return str.equals (''Java'');

}

}

and

List strs = Arrays.asList(''Java'', ''Java EE'', ''Java ME'');

Predicate cf1 = s - > s.length() > 3;

Predicate cf2 = new CourseFilter() { //line n1

public boolean test (String s) {

return s.contains (''Java'');

}

};

long c = strs.stream()

.filter(cf1)

.filter(cf2//line n2

.count();

System.out.println(c);

What is the result?

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Given the code fragments:

class Caller implements Callable {

String str;

public Caller (String s) {this.str=s;}

public String call()throws Exception { return str.concat (''Caller'');}

}

class Runner implements Runnable {

String str;

public Runner (String s) {this.str=s;}

public void run () { System.out.println (str.concat (''Runner''));}

}

and

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

ExecutorService es = Executors.newFixedThreadPool(2);

Future f1 = es.submit (new Caller (''Call''));

Future f2 = es.submit (new Runner (''Run''));

String str1 = (String) f1.get();

String str2 = (String) f2.get();//line n1

System.out.println(str1+ '':'' + str2);

}

What is the result?

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