JAVA Constructors and Methods Which of the following options is the best for generating random integer 0 or 1? (int)Math.random() + 1 (int)Math.random() (int)(Math.random() + 0.5) (int)(Math.random() + 0.2) (int)Math.random() + 1 (int)Math.random() (int)(Math.random() + 0.5) (int)(Math.random() + 0.2) ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The main method should be static for the reason None of these It can be accessed by every method or variable without any hindrance. It can be executed without creating any instance of the class. It can be accessed easily by the class loader. None of these It can be accessed by every method or variable without any hindrance. It can be executed without creating any instance of the class. It can be accessed easily by the class loader. 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}} One Compilation fails due to an error on line 2 Compilation fails due to an error on line 1 Compilation succeed but no output. One Compilation fails due to an error on line 2 Compilation fails due to an error on line 1 Compilation succeed but no output. ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The finalize() method is called just prior to A variable goes out of scope. An object or variable goes out of scope. Before garbage collection. None of these An object, variable or method goes out of scope. A variable goes out of scope. An object or variable goes out of scope. Before garbage collection. None of these An object, variable or method goes out of scope. ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Determine output:public class Test{ public static void main(String args[]){ MyClass obj = new MyClass(); obj.val = 1; obj.call(obj); System.out.println(obj.val); }}class MyClass{ public int val; public void call(MyClass ref){ ref.val++; }} 2 Compilation Error 1 None of these 3 2 Compilation Error 1 None of these 3 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); }} long int None of these Compilation fails Compilation clean but throws RuntimeException long int None of these Compilation fails Compilation clean but throws RuntimeException ANSWER DOWNLOAD EXAMIANS APP
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