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JAVA Constructors and Methods

JAVA Constructors and Methods
Which of the modifier can't be used for constructors?

public
private
static
protected

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JAVA Constructors and Methods
Determine Output:class A{public static void method(int i){System.out.print("Method 1");}public static int method(String str){System.out.print("Method 2");return 0;}}public class Test{ public static void main(String args[]){A.method(5);}}

Compile time error as final method can't be overloaded
Method 2
None of these
Method 1

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JAVA Constructors and Methods
The finalize() method is called just prior to

None of these
Before garbage collection.
An object or variable goes out of scope.
An object, variable or method goes out of scope.
A variable goes out of scope.

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JAVA Constructors and Methods
What will be the return type of a method that not returns any value?

double
void
int
None of these

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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()); }}

None of these
Prints 10
Compilation Fails
Prints 7
Prints 0

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JAVA Constructors and Methods
Determine output:public class Test{ public static void main(String args[]){ MyClass obj = new MyClass(); obj.val = 1; obj.call(obj); System.out.println(obj.val); }}class MyClass{ public int val; public void call(MyClass ref){ ref.val++; }}

None of these
3
2
Compilation Error
1

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