JAVA Constructors and Methods Which of the following options is the best for generating random integer 0 or 1? (int)Math.random() (int)(Math.random() + 0.2) (int)Math.random() + 1 (int)(Math.random() + 0.5) (int)Math.random() (int)(Math.random() + 0.2) (int)Math.random() + 1 (int)(Math.random() + 0.5) 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); }} A B 8 A B 5 None of these B 8 A 5 A 5 B 8 A B 8 A B 5 None of these B 8 A 5 A 5 B 8 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the modifier can't be used for constructors? private public static protected private public static protected ANSWER DOWNLOAD EXAMIANS APP
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 1 Method 2 None of these Compile time error as final method can't be overloaded Method 1 Method 2 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 10 Prints 7 None of these Compilation Fails Prints 0 Prints 10 Prints 7 None of these Compilation Fails Prints 0 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Determine output of the following program.public class Test{ public static void main(String args[]){ System.out.println( Math.floor( Math.random( ) ) ) ; }} 0.5 1.0 10.0 0.0 0.5 1.0 10.0 0.0 ANSWER DOWNLOAD EXAMIANS APP