JAVA Inheritence Determine output:class Small{ public Small(){ System.out.print("a "); }}class Small2 extends Small{ public Small2(){ System.out.print("b "); }}class Small3 extends Small2{ public Small3(){ System.out.print("c "); }}public class Test{ public static void main(String args[]){ new Small3(); }} c b a a b c c a The code runs without output.. c b a a b c c a The code runs without output.. ANSWER DOWNLOAD EXAMIANS APP
JAVA Inheritence Determine output:class A{public void method1(){System.out.print("Class A method1");}}class B extends A{public void method2(){System.out.print("Class B method2");}}class C extends B{public void method2(){System.out.print("Class C method2");}public void method3(){System.out.print("Class C method3");}}public class Test{public static void main(String args[]){A a = new A();C c = new C();c.method2();a = c;a.method3();}} Class B method2 Class C method3 Runtime exception None of these Compilation Error Class C method2 Class C method3 Class B method2 Class C method3 Runtime exception None of these Compilation Error Class C method2 Class C method3 ANSWER DOWNLOAD EXAMIANS APP
JAVA Inheritence What is the result of compiling and running the following code?class Base{ public Base(){ System.out.print("Base"); }}public class Derived extends Base{ public Derived(){ this("Examveda"); System.out.print("Derived"); } public Derived(String s){ System.out.print(s); } public static void main(String[] args){ new Derived(); }} BaseExamiansDerived ExamiansDerived ExamiansBaseDerived ExamiansDerivedBase Compilation Error BaseExamiansDerived ExamiansDerived ExamiansBaseDerived ExamiansDerivedBase Compilation Error ANSWER DOWNLOAD EXAMIANS APP
JAVA Inheritence What will be the output?class Parent{ public void method(){ System.out.println("Hi i am parent"); }}public class Child extends Parent{ protected void method(){ System.out.println("Hi i am Child"); } public static void main(String args[]){ Child child = new Child(); child.method(); }} Compile time error Run Time error Compiles successfully and print None of This Compiles successfully and print Compile time error Run Time error Compiles successfully and print None of This Compiles successfully and print ANSWER DOWNLOAD EXAMIANS APP
JAVA Inheritence The concept of multiple inheritance is implemented in Java byI. Extending two or more classes.II. Extending one class and implementing one or more interfaces.III. Implementing two or more interfaces. Only (I) (II) and (III) Only (II) Only (III) (I) and (II) Only (I) (II) and (III) Only (II) Only (III) (I) and (II) ANSWER DOWNLOAD EXAMIANS APP
JAVA Inheritence What is the result of compiling and running this program?class Mammal{ void eat(Mammal m){ System.out.println("Mammal eats food"); }}class Cattle extends Mammal{ void eat(Cattle c){ System.out.println("Cattle eats hay"); }}class Horse extends Cattle{ void eat(Horse h){ System.out.println("Horse eats hay"); }}public class Test{ public static void main(String[] args){ Mammal h = new Horse(); Cattle c = new Horse(); c.eat(h); }} prints "Cattle eats hay" prints "Mammal eats food" Class cast Exception at runtime. None of these prints "Horse eats hay" prints "Cattle eats hay" prints "Mammal eats food" Class cast Exception at runtime. None of these prints "Horse eats hay" ANSWER DOWNLOAD EXAMIANS APP
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