JAVA Constructors and Methods Which of the modifier can't be used for constructors? protected public static private protected public static private ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods public class Test { }What is the prototype of the default constructor? public Test(void) public Test( ) Test(void) Test( ) None of these public Test(void) public Test( ) Test(void) Test( ) None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods public class MyClass{ }For the above class(MyClass) what is the correct way of declaring constructor? 1 and 3 public MyClass(){} public MyClass(void){} MyClass(void) {} MyClass(){} 1 and 3 public MyClass(){} public MyClass(void){} MyClass(void) {} MyClass(){} ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output of the above program ?class Num { Num(double x ){ System.out.println( x ) ; } }public class Test extends Num { public static void main(String[] args){ Num num = new Num( 2 ) ; } } 0 2.0 Compile time error None of these 0 2.0 Compile time error None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the expected output?public class Profile {private Profile(int w) { // line 1System.out.print(w);}public final Profile() { // line 5System.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 final Won't compile because of line (1); constructor can't be private 10 50 50 Won't compile because of line (5); constructor can't be final Won't compile because of line (1); constructor can't be private 10 50 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() throw IOException{} void examians() throws IOException{} void examians() {} throws IOException void examians(void) throws IOException{} examians() throws IOException{} void examians() throw IOException{} void examians() throws IOException{} void examians() {} throws IOException void examians(void) throws IOException{} ANSWER DOWNLOAD EXAMIANS APP
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