JAVA Interfaces and Abstract Classes interface Test{ int p = 10; //line 1 public int q = 20; //line 2 public static int r = 30; //line 3 public static final int s = 40; //line 4}Which of the above line will give compilation error? None of these 2 1 3 4 None of these 2 1 3 4 ANSWER DOWNLOAD EXAMIANS APP
JAVA Interfaces and Abstract Classes Which of the following declares an abstract method in an abstract Java class? public abstract void method(); public void method() {} public abstract method(); public void abstract Method(); public abstract void method() {} public abstract void method(); public void method() {} public abstract method(); public void abstract Method(); public abstract void method() {} ANSWER DOWNLOAD EXAMIANS APP
JAVA Interfaces and Abstract Classes What is the output for the below code ?interface A{ public void printValue();}1. public class Test{2. public static void main (String[] args){3. A a1 = new A(){4. public void printValue(){5. System.out.println("A");6. }7. };8. a1.printValue();9. }10. } None of these null Compilation fails due to an error on line 3 Compilation fails due to an error on line 8 A None of these null Compilation fails due to an error on line 3 Compilation fails due to an error on line 8 A ANSWER DOWNLOAD EXAMIANS APP
JAVA Interfaces and Abstract Classes What will be the output for the below code ?public interface TestInf{ int i =10;}public class Test{ public static void main(String... args){ TestInf.i=12; System.out.println(TestInf.i); }} Compile with error Runtime Exception 12 None of these 10 Compile with error Runtime Exception 12 None of these 10 ANSWER DOWNLOAD EXAMIANS APP
JAVA Interfaces and Abstract Classes Runnable is a _____ . class interface method vaiable abstract class class interface method vaiable abstract class ANSWER DOWNLOAD EXAMIANS APP
JAVA Interfaces and Abstract Classes What will be the output?interface A{public void method();}class One{public void method(){System.out.println("Class One method");}}class Two extends One implements A{public void method(){System.out.println("Class Two method");}}public class Test extends Two{public static void main(String[] args){A a = new Two();a.method();}} will print Class One method Compilation Error will print Class Two method None of these compiles fine but print nothing will print Class One method Compilation Error will print Class Two method None of these compiles fine but print nothing ANSWER DOWNLOAD EXAMIANS APP
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