JAVA Constructors and Methods What is Math.floor(3.6)? 4.0 4 3.0 3 4.0 4 3.0 3 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The finalize() method is called just prior to Before garbage collection. A variable goes out of scope. An object or variable goes out of scope. None of these An object, variable or method goes out of scope. Before garbage collection. A variable goes out of scope. An object or variable goes out of scope. None of these An object, variable or method goes out of scope. 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); }} 50 Won't compile because of line (5), constructor can't be static 10 50 Won't compile because of line (1), constructor can't be private 50 Won't compile because of line (5), constructor can't be static 10 50 Won't compile because of line (1), constructor can't be private 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. 3 and 4 1 and 3 1 and 2 2 and 4 3 and 4 1 and 3 1 and 2 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.} Compile fail due to error on line no 2 None of these 15 Compile fail due to error on line no 9 Compile fail due to error on line no 8 Compile fail due to error on line no 2 None of these 15 Compile fail due to error on line no 9 Compile fail due to error on line no 8 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The variables declared in a class for the use of all methods of the class are called objects instance variables None of these reference variables objects instance variables None of these reference variables ANSWER DOWNLOAD EXAMIANS APP
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