JAVA Constructors and Methods Which of the modifier can't be used for constructors? private static protected public private static protected public 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 50 10 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 50 10 50 Won't compile because of line (5); constructor can't be final 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 ? A a = new B(); None of these A a = new A(String s); A a = new B(5); All of these A a = new B(); None of these A a = new A(String s); A a = new B(5); All of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The variables declared in a class for the use of all methods of the class are called None of these objects instance variables reference variables None of these objects instance variables reference variables ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods class MyClass{ MyClass(){ System.out.print("one"); } public void myMethod(){ this(); System.out.print("two"); }} public class TestClass{ public static void main(String args[]){ MyClass obj = new MyClass(); obj.myMethod(); }} two one one Compilation Error one Exception one one two None of these two one one Compilation Error one Exception one one two None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Given the following piece of code:class Person{ public int number;}public class Test{ public void doIt(int i , Person p){ i = 5; p.number = 8; } public static void main(String args[]){ int x = 0; Person p = new Person(); new Test().doIt(x, p); System.out.println(x + " " + p.number); }}What is the result? 5 0 0 8 5 8 0 0 5 0 0 8 5 8 0 0 ANSWER DOWNLOAD EXAMIANS APP
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