JAVA Constructors and Methods In which area of memory, the system stores parameters and local variables whenever a method is invoked? Storage Area Heap Array Stack Storage Area Heap Array Stack ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the following options is the best for generating random integer 0 or 1? (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) (int)Math.random() 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()); }} Compilation Fails Prints 0 Prints 7 None of these Prints 10 Compilation Fails Prints 0 Prints 7 None of these Prints 10 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output of the program?class Test{ public int display(int x, int y){ return ("The sum of x and y is " + x + y); } public static void main(String args[]){ Test test = new Test(); System.out.println(test.display(4,5)); } } None of these The sum of x and y is 45 does not compile The sum of x and y is 9 None of these The sum of x and y is 45 does not compile The sum of x and y is 9 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the modifier can't be used for constructors? protected private public static protected private public static ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What will be the return type of a method that not returns any value? void int None of these double void int None of these double ANSWER DOWNLOAD EXAMIANS APP