JAVA Interfaces and Abstract Classes Runnable is a _____ . abstract class method interface vaiable class abstract class method interface vaiable class ANSWER DOWNLOAD EXAMIANS APP
JAVA Interfaces and Abstract Classes Which of the following is a correct interface? interface A { void print() { } } interface A { void print(); } abstract interface A { abstract void print(); { }} abstract interface A { print(); } interface A { void print() { } } interface A { void print(); } abstract interface A { abstract void print(); { }} abstract interface A { print(); } ANSWER DOWNLOAD EXAMIANS APP
JAVA Interfaces and Abstract Classes Which of the following declares an abstract method in an abstract Java class? public void abstract Method(); public void method() {} public abstract void method() {} public abstract method(); public abstract void method(); public void abstract Method(); public void method() {} public abstract void method() {} public abstract method(); public abstract void method(); ANSWER DOWNLOAD EXAMIANS APP
JAVA Interfaces and Abstract Classes What will happen after compiling this program code?abstract class MyClass{ //line 1 private int a, b; public void call(int a, int b){ this.a = a; this.b = b; System.out.print(a+b); }}public class Test{ public static void main(String args[]){ MyClass m = new MyClass(); //line 2 m.call(12,25); }} Successful run and print 37 None of these Compilation error due to line 2 Runtime error Compilation error due to line 1 Successful run and print 37 None of these Compilation error due to line 2 Runtime error Compilation error due to line 1 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 Compilation fails due to an error on line 3 A null Compilation fails due to an error on line 8 None of these Compilation fails due to an error on line 3 A null Compilation fails due to an error on line 8 ANSWER DOWNLOAD EXAMIANS APP
JAVA Interfaces and Abstract Classes Which two of the following are legal declarations for abstract classes and interfaces?1. final abstract class Test {}2. public static interface Test {}3. final public class Test {}4. protected abstract class Test {}5. protected interface Test {}6. abstract public class Test {} 3 and 6 2 and 4 5 and 6 1 and 2 3 and 5 3 and 6 2 and 4 5 and 6 1 and 2 3 and 5 ANSWER DOWNLOAD EXAMIANS APP
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