Given:Book.java:public class Book {private String read(String bname) { return ''Read'' + bname }}EBook.java:public class EBook extends Book {public class String read (String url) { return ''View'' + url }}Test.java:public class Test {public static void main (String[] args) {Book b1 = new Book();b1.read(''Java Programing'');Book b2 = new EBook();b2.read(''http://ebook.com/ebook'');}}What is the result?
Given the code fragment:Path file = Paths.get (''courses.txt'');// line n1Assume the courses.txt is accessible.Which code fragment can be inserted at line n1 to enable the code to print the content of the courses.txt file?
Given:class Bird {public void fly () { System.out.print(''Can fly''); }}class Penguin extends Bird {public void fly () { System.out.print(''Cannot fly''); }}and the code fragment:class Birdie {public static void main (String [ ] args) {fly( ( ) -> new Bird ( ));fly (Penguin : : new);}/* line n1 */}Which code fragment, when inserted at line n1, enables the Birdie class to compile?
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 () { }}public interface Drawable {public abstract void draw ();}Which statement is true?
Which statement is true about java.util.stream.Stream?