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 The code runs without output.. a a b c c c b a The code runs without output.. a a b c c ANSWER DOWNLOAD EXAMIANS APP
JAVA Inheritence Which of the following is true?1. A class can extend more than one class.2. A class can extend only one class but many interfaces.3. An interface can extend many interfaces.4. An interface can implement many interfaces.5. A class can extend one class and implement many interfaces. 1 and 2 2 and 5 2 and 4 3 and 4 3 and 5 1 and 2 2 and 5 2 and 4 3 and 4 3 and 5 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(); }} Run Time error Compiles successfully and print Compiles successfully and print Compile time error None of This Run Time error Compiles successfully and print Compiles successfully and print Compile time error None of This ANSWER DOWNLOAD EXAMIANS APP
JAVA Inheritence What will be the result after compiling this code?class SuperClass{ public int doIt(String str, Integer... data)throws Exception{ String signature = "(String, Integer[])"; System.out.println(str + " " + signature); return 1; }}public class Test extends SuperClass{ public int doIt(String str, Integer... data){ String signature = "(String, Integer[])"; System.out.println("Overridden: " + str + " " +signature); return 0; } public static void main(String... args){ SuperClass sb = new Test(); sb.doIt("hello", 3); }} Compilation fails Overridden: hello (String, Integer[]) hello (String, Integer[]) None of these Compilation fails Overridden: hello (String, Integer[]) hello (String, Integer[]) None of these 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) (I) and (II) Only (II) (II) and (III) Only (III) Only (I) (I) and (II) Only (II) (II) and (III) Only (III) 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 Compilation Error None of these Runtime exception Class C method2 Class C method3 Class B method2 Class C method3 Compilation Error None of these Runtime exception Class C method2 Class C method3 ANSWER DOWNLOAD EXAMIANS APP
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