Data Types and Variables How many primitive data types are there in Java? 9 6 7 8 9 6 7 8 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables What will be output of following program?public class Test{ public static void main(String[] args){ byte b=127; b++; b++; System.out.println(b); }} 2 129 -127 Compiler error None of these 2 129 -127 Compiler error None of these ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables What is the output of the following program?public class Test{static int x = 10 ; public static void main(String[] a){ Test test = new Test( ) ; Test test1 = new Test( ) ; test.x += 1 ; System.out.println( test.x + test1.x ) ; }} Compilation Error 21 22 20 Throws Exception Compilation Error 21 22 20 Throws Exception 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 Prints false Will not compile as boolean is not initialized Will not compile as boolean can never be static Prints true Prints false Will not compile as boolean is not initialized 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 What will be output of the following program code?public class Test{public static void main(String[] a){short x = 10;x = x*5;System.out.print(x);} } 10 50 None of these Compilation Error 10 50 None of these Compilation Error ANSWER DOWNLOAD EXAMIANS APP