JAVA Constructors and Methods class A{ A(String s){} A(){}}1. class B extends A{2. B(){}3. B(String s){4. super(s);5. }6. void test(){7. // insert code here8. }9. }Which of the below code can be insert at line 7 to make clean compilation ? A a = new B(); A a = new A(String s); None of these A a = new B(5); All of these A a = new B(); A a = new A(String s); None of these A a = new B(5); All of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the modifier can't be used for constructors? private public protected static private public protected static ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods class MyClass{int i;int j;public MyClass(int i, int j){this.i = i;this.j = j;}public void call(){System.out.print("One");}}public class Test{public static void main(String args[]){MyClass m = new MyClass(); //line 1m.call(); //line 2}} Compilation fails due to an error on line 2 Compilation succeed but no output. Compilation fails due to an error on line 1 One Compilation fails due to an error on line 2 Compilation succeed but no output. Compilation fails due to an error on line 1 One ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output for the below code ?1. public class A{2. int add(int i, int j){3. return i+j;4. }5. }6. public class B extends A{7. public static void main(String argv[]){8. short s = 9;9. System.out.println(add(s,6));10. }11.} 15 None of these Compile fail due to error on line no 8 Compile fail due to error on line no 9 Compile fail due to error on line no 2 15 None of these Compile fail due to error on line no 8 Compile fail due to error on line no 9 Compile fail due to error on line no 2 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the expected output?class Animal {Animal() {System.out.println("Animal");}}class Wild extends Animal{Wild() {System.out.println("Wild");super();}}public class Test {public static void main(String args[]) {Wild wild = new Wild();}} Compilation Error Runtime Exception Animal Wild Wild Animal Compilation Error Runtime Exception Animal Wild Wild Animal ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Given the following piece of code:class Person{ public int number;}public class Test{ public void doIt(int i , Person p){ i = 5; p.number = 8; } public static void main(String args[]){ int x = 0; Person p = new Person(); new Test().doIt(x, p); System.out.println(x + " " + p.number); }}What is the result? 5 0 0 8 5 8 0 0 5 0 0 8 5 8 0 0 ANSWER DOWNLOAD EXAMIANS APP
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