JAVA Constructors and Methods What is Math.floor(3.6)? 4.0 3.0 3 4 4.0 3.0 3 4 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
JAVA Constructors and Methods public class Test { }What is the prototype of the default constructor? public Test(void) Test( ) None of these Test(void) public Test( ) public Test(void) Test( ) None of these Test(void) public Test( ) ANSWER DOWNLOAD EXAMIANS APP
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 ) ; } } 2.0 0 Compile time error None of these 2.0 0 Compile time error None of these 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 Compilation Fails None of these Prints 7 Prints 10 Prints 0 Compilation Fails None of these Prints 7 Prints 10 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods class MyClass{int i;int j;public MyClass(int i, int j){this.i = i;this.j = j;}public void call(){System.out.print("One");}}public class Test{public static void main(String args[]){MyClass m = new MyClass(); //line 1m.call(); //line 2}} Compilation fails due to an error on line 2 Compilation fails due to an error on line 1 Compilation succeed but no output. One Compilation fails due to an error on line 2 Compilation fails due to an error on line 1 Compilation succeed but no output. One ANSWER DOWNLOAD EXAMIANS APP
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