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()); }}

Compilation Fails
Prints 10
Prints 7
Prints 0
None of these

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.

void examians() throws IOException{}
void examians() {} throws IOException
void examians(void) throws IOException{}
examians() throws IOException{}
void examians() throw IOException{}

ANSWER DOWNLOAD EXAMIANS APP

JAVA Constructors and Methods
The following code contains one compilation error, find it?public class Test {Test() { } // line 1static void Test() { this(); } // line 2 public static void main(String[] args) { // line 3Test(); // line 4}}

At line 3, compilation error, ambiguity problem, compiler can't determine whether a constructor
At line 1, constructor Tester must be marked public like its class
At line 2, constructor call
At line 4

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON JAVA Constructors and Methods