Data Types and Variables How many primitive data types are there in Java? 6 9 8 7 6 9 8 7 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Determine output:class A{ public static void main(String args[]){ int x; x = 10; if(x == 10){ int y = 20; System.out.print("x and y: "+ x + " " + y); y = x*2; } y = 100; System.out.print("x and y: " + x + " " + y); }} 10 20 10 100 Error 10 20 10 10 10 20 10 20 10 20 10 100 Error 10 20 10 10 10 20 10 20 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables In Java byte, short, int and long all of these are unsigned signed None of these Both of the above unsigned signed None of these Both of the above ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Determine output:public class Test { static void test(float x){ System.out.print("float"); } static void test(double x){ System.out.print("double"); } public static void main(String[] args){ test(99.9); }} float double Exception is thrown at runtime Compilation Error float double Exception is thrown at runtime Compilation Error ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables What will the output of the following program?public class Test{ public static void main(String args[]){ float f = (1 / 4) * 10; int i = Math.round(f); System.out.println(i); }} 0 3 25 2 2.5 0 3 25 2 2.5 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables The following fraction of codedouble STATIC = 2.5 ;System.out.println( STATIC ); None of these Prints 2.5 Raises an exception Rraises an error as STATIC is used as a variable which is a keyword None of these Prints 2.5 Raises an exception Rraises an error as STATIC is used as a variable which is a keyword ANSWER DOWNLOAD EXAMIANS APP