JAVA Constructors and Methods Which of the modifier can't be used for constructors? private static public protected private static public protected ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the following statements regarding static methods are correct?1. Static methods are difficult to maintain, because you can not change their implementation.2. Static methods can be called using an object reference to an object of the class in which this method is defined.3. Static methods are always public, because they are defined at class-level.4. Static methods do not have direct access to non-static methods which are defined inside the same class. 1 and 2 3 and 4 1 and 3 2 and 4 1 and 2 3 and 4 1 and 3 2 and 4 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 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 None of these 15 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 None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The main method should be static for the reason It can be accessed by every method or variable without any hindrance. It can be executed without creating any instance of the class. None of these It can be accessed easily by the class loader. It can be accessed by every method or variable without any hindrance. It can be executed without creating any instance of the class. None of these It can be accessed easily by the class loader. 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 What is the expected output?public class Profile { private Profile(int w) { // line 1 System.out.print(w); } public static Profile() { // line 5 System.out.print (10); } public static void main(String args[]) { Profile obj = new Profile(50); }} Won't compile because of line (5), constructor can't be static Won't compile because of line (1), constructor can't be private 10 50 50 Won't compile because of line (5), constructor can't be static Won't compile because of line (1), constructor can't be private 10 50 50 ANSWER DOWNLOAD EXAMIANS APP
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