JAVA Constructors and Methods What is Math.floor(3.6)? 4 4.0 3.0 3 4 4.0 3.0 3 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The main method should be static for the reason It can be executed without creating any instance of the class. It can be accessed by every method or variable without any hindrance. None of these It can be accessed easily by the class loader. It can be executed without creating any instance of the class. It can be accessed by every method or variable without any hindrance. None of these It can be accessed easily by the class loader. ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output of the program?class Test{ public int display(int x, int y){ return ("The sum of x and y is " + x + y); } public static void main(String args[]){ Test test = new Test(); System.out.println(test.display(4,5)); } } does not compile The sum of x and y is 45 None of these The sum of x and y is 9 does not compile The sum of x and y is 45 None of these The sum of x and y is 9 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); }} int long Compilation fails Compilation clean but throws RuntimeException None of these int long Compilation fails Compilation clean but throws RuntimeException None of these 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 reference variables instance variables objects None of these reference variables instance variables objects None of these 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 2 and 4 1 and 2 3 and 4 1 and 3 2 and 4 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
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