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(); None of these A a = new B(5); All of these A a = new A(String s); A a = new B(); None of these A a = new B(5); All of these A a = new A(String s); ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the modifier can't be used for constructors? public protected private static public protected private static 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.} None of these Compile fail due to error on line no 9 Compile fail due to error on line no 2 Compile fail due to error on line no 8 15 None of these Compile fail due to error on line no 9 Compile fail due to error on line no 2 Compile fail due to error on line no 8 15 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods public class MyClass{ }For the above class(MyClass) what is the correct way of declaring constructor? public MyClass(){} public MyClass(void){} MyClass(){} MyClass(void) {} 1 and 3 public MyClass(){} public MyClass(void){} MyClass(){} MyClass(void) {} 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods public class Test { }What is the prototype of the default constructor? Test(void) Test( ) None of these public Test(void) public Test( ) Test(void) Test( ) None of these public Test(void) public Test( ) ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output for the below code?public class Test{ public static void printValue(int i, int j, int k){ System.out.println("int"); } public static void printValue(byte...b){ System.out.println("long"); } public static void main(String... args){ byte b = 9; printValue(b,b,b); }} Compilation clean but throws RuntimeException Compilation fails long None of these int Compilation clean but throws RuntimeException Compilation fails long None of these int ANSWER DOWNLOAD EXAMIANS APP
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