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 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); }} 50 Won't compile because of line (1), constructor can't be private Won't compile because of line (5), constructor can't be static 10 50 50 Won't compile because of line (1), constructor can't be private Won't compile because of line (5), constructor can't be static 10 50 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What will be the return type of a method that not returns any value? double int None of these void double int None of these void ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The finalize() method is called just prior to Before garbage collection. None of these A variable goes out of scope. An object or variable goes out of scope. An object, variable or method goes out of scope. Before garbage collection. None of these A variable goes out of scope. 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 What will be the result of compiling and running the given code?class A{ int b=10; private A(){ this.b=7; } int f(){ return b; }}class B extends A{ int b;}public class Test{ public static void main(String[] args){ A a = new B(); System.out.println(a.f()); }} Prints 0 Prints 10 None of these Prints 7 Compilation Fails Prints 0 Prints 10 None of these Prints 7 Compilation Fails ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output for the below code ?class A{ public A(){ System.out.println("A"); } public A(int i){ this(); System.out.println(i); }}class B extends A{ public B(){ System.out.println("B"); } public B(int i){ this(); System.out.println(i+3); }}public class Test{ public static void main (String[] args){ new B(5); }} B 8 A 5 A B 5 A B 8 None of these A 5 B 8 B 8 A 5 A B 5 A B 8 None of these A 5 B 8 ANSWER DOWNLOAD EXAMIANS APP
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