The following fraction of codedouble STATIC = 2.5 ;System.out.println( STATIC ); Raises an exception Prints 2.5 Rraises an error as STATIC is used as a variable which is a keyword None of these TRUE ANSWER : ? YOUR ANSWER : ?
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 10 10 20 10 20 10 20 10 100 Error TRUE ANSWER : ? YOUR ANSWER : ?
The smallest integer type is ......... and its size is ......... bits. short, 16 short, 16 byte, 8 short, 8 TRUE ANSWER : ? YOUR ANSWER : ?
What is the output for the below code ?1. public class Test{2. public static void main(String[] args){3. int i = 010;4. int j = 07;5. System.out.println(i);6. System.out.println(j);7. }8. } 10 7 None of these 8 7 Compilation fails with an error at line 5 Compilation fails with an error at line 3 TRUE ANSWER : ? YOUR ANSWER : ?
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); }} None of these 11 4 12 5 TRUE ANSWER : ? YOUR ANSWER : ?
In Java byte, short, int and long all of these are unsigned signed Both of the above None of these TRUE ANSWER : ? YOUR ANSWER : ?
What will be the output for the below code ?1. public class Test{2. int i=8;3. int j=9;4. public static void main(String[] args){5. add();6. }7. public static void add(){8. int k = i+j;9. System.out.println(k);10. }11. } Compilation fails with an error at line 5 17 None of these Compilation fails with an error at line 8 0 TRUE ANSWER : ? YOUR ANSWER : ?
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); }} Compilation Error Exception is thrown at runtime float double TRUE ANSWER : ? YOUR ANSWER : ?
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);} } Compilation Error None of these 50 10 TRUE ANSWER : ? YOUR ANSWER : ?
What is the output for the below code?public class Test{ int _$; int $7; int do; public static void main(String argv[]){ Test test = new Test(); test.$7=7; test.do=9; System.out.println(test.$7); System.out.println(test.do); System.out.println(test._$); }} 7 9 0 7 0 0 Compile error - do is not valid identifier. Compile error - $7 is not valid identifier. None of these TRUE ANSWER : ? YOUR ANSWER : ?