Data Types and Variables How many primitive data types are there in Java? 6 7 8 9 6 7 8 9 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Determine output:public class Test{ int a = 10; public void method(int a){ a += 1; System.out.println(++a); } public static void main(String args[]){ Test t = new Test(); t.method(3); }} 5 4 None of these 12 11 5 4 None of these 12 11 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); }} 2.5 25 0 3 2 2.5 25 0 3 2 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables The following program:public class Test{ static boolean isOK; public static void main(String args[]){ System.out.print(isOK); } } Will not compile as boolean can never be static Prints true Will not compile as boolean is not initialized Prints false Will not compile as boolean can never be static Prints true Will not compile as boolean is not initialized Prints false ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables In Java byte, short, int and long all of these are Both of the above unsigned None of these signed Both of the above unsigned None of these signed 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); }} Exception is thrown at runtime double Compilation Error float Exception is thrown at runtime double Compilation Error float ANSWER DOWNLOAD EXAMIANS APP
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