The following program:public class Test{ static boolean isOK; public static void main(String args[]){ System.out.print(isOK); } } Prints true Prints false Will not compile as boolean can never be static Will not compile as boolean is not initialized 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.$7); System.out.println(test.do); System.out.println(test._$); }} None of these Compile error - do is not valid identifier. 7 9 0 7 0 0 Compile error - $7 is not valid identifier. TRUE ANSWER : ? YOUR ANSWER : ?
Determine output:public class Test{int i = 34;public static void main(String args[]){Test t1 = new Test();Test t2 = new Test();t1.i = 65;System.out.print(t1.i);System.out.print(t2.i);}} 34 34 65 65 65 34 34 65 TRUE ANSWER : ? YOUR ANSWER : ?
The smallest integer type is ......... and its size is ......... bits. byte, 8 short, 16 short, 16 short, 8 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 8 None of these 0 Compilation fails with an error at line 5 17 TRUE ANSWER : ? YOUR ANSWER : ?
What is the output for the below code ?1. public class Test{2. public static void main(String[] args){3. byte b = 6;4. b+=8;5. System.out.println(b);6. b = b+7;7. System.out.println(b);8. }9. } 14 13 Compilation fails with an error at line 6 14 21 Compilation fails with an error at line 4 None of these 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);} } 10 50 Compilation Error None of these 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 4 11 12 5 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); }} Exception is thrown at runtime double float Compilation Error TRUE ANSWER : ? YOUR ANSWER : ?
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 ) ; }} 21 20 Compilation Error Throws Exception 22 TRUE ANSWER : ? YOUR ANSWER : ?