Java SE 8 Programmer 1Z0–808 Practice Full Test 1

Question : 4 of 84

Marks: +1, -0

Given:

   interface Readable { 
   public void readBook(); 
   public void setBookMark(); 
  } 
   
  abstract class Book implements Readable { // line n1 
   public void readBook() { 
   } 
   // line n2 
  } 
   
  class EBook extends Book { // line n3 
   public void readBook() {} 
   // line n4 
  }

And given the code fragment:

    
	Book bookl = new EBook();     
	Book1.readBook();

Which option enables the code to compile ?

Replace the code fragment at line nl with: class Book implements Readable {
At line n2 insert: public abstract void setBookMark () ;
Replace the code fragment at line n3 with: abstract class EBook extends Book {
At line n4 insert: public void setBookMark () { }

Validate

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