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 None of these 2.0 Compile time error 0 None of these 2.0 Compile time error ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the modifier can't be used for constructors? protected public private static protected public private static 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);}} 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 final 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 final 50 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods class A{ A(String s){} A(){}}1. class B extends A{2. B(){}3. B(String s){4. super(s);5. }6. void test(){7. // insert code here8. }9. }Which of the below code can be insert at line 7 to make clean compilation ? All of these A a = new B(5); A a = new B(); None of these A a = new A(String s); All of these A a = new B(5); A a = new B(); None of these A a = new A(String s); ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The finalize() method is called just prior to 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. A variable goes out of scope. ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is Math.floor(3.6)? 4 3 3.0 4.0 4 3 3.0 4.0 ANSWER DOWNLOAD EXAMIANS APP
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