JAVA Constructors and Methods The implicit return type of a constructor is There is no return type. A class object in which it is defined. None of these void There is no return type. A class object in which it is defined. None of these void 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 (1), constructor can't be private 10 50 Won't compile because of line (5), constructor can't be static 50 Won't compile because of line (1), constructor can't be private 10 50 Won't compile because of line (5), constructor can't be static 50 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++; }} Compilation Error 1 3 2 None of these Compilation Error 1 3 2 None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Determine Output:class A{public static void method(int i){System.out.print("Method 1");}public static int method(String str){System.out.print("Method 2");return 0;}}public class Test{ public static void main(String args[]){A.method(5);}} Method 1 Compile time error as final method can't be overloaded None of these Method 2 Method 1 Compile time error as final method can't be overloaded None of these Method 2 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. 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{} void examians() {} throws IOException void examians() throw IOException{} void examians(void) throws IOException{} 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 2 One Compilation succeed but no output. Compilation fails due to an error on line 1 Compilation fails due to an error on line 2 One Compilation succeed but no output. Compilation fails due to an error on line 1 ANSWER DOWNLOAD EXAMIANS APP
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