JAVA Constructors and Methods public class MyClass{ }For the above class(MyClass) what is the correct way of declaring constructor? MyClass(){} MyClass(void) {} public MyClass(){} 1 and 3 public MyClass(void){} MyClass(){} MyClass(void) {} public MyClass(){} 1 and 3 public MyClass(void){} 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}} Compilation fails due to an error on line 1 Compilation fails due to an error on line 2 Compilation succeed but no output. One Compilation fails due to an error on line 1 Compilation fails due to an error on line 2 Compilation succeed but no output. One ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The main method should be static for the reason It can be accessed easily by the class loader. It can be accessed by every method or variable without any hindrance. None of these It can be executed without creating any instance of the class. It can be accessed easily by the class loader. It can be accessed by every method or variable without any hindrance. None of these It can be executed without creating any instance of the class. ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of these is a legal definition of a method named examveda assuming it throws IOException, and returns void. Also assume that the method does not take any arguments. Select the one correct answer. void examians() {} throws IOException void examians() throw IOException{} void examians(void) throws IOException{} examians() throws IOException{} void examians() throws IOException{} void examians() {} throws IOException void examians() throw IOException{} void examians(void) throws IOException{} examians() throws IOException{} void examians() throws IOException{} 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. None of these An object or variable goes out of scope. An object, variable or method goes out of scope. Before garbage collection. A variable goes out of scope. None of these An object or variable goes out of scope. 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 None of these 3 1 2 Compilation Error None of these 3 1 ANSWER DOWNLOAD EXAMIANS APP
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