What will be the output for the below code ?1. public class Test{2. public static void main(String[] args){3. byte i = 128;4. System.out.println(i);5. }6. } Compilation fails with an error at line 4 None of these Compilation fails with an error at line 3 128 0 TRUE ANSWER : ? YOUR ANSWER : ?
Automatic type conversion in Java takes place when All of these Two type are compatible and size of destination type is equal of source type. Two type are compatible and size of destination type is larger than source type. Two type are compatible and size of destination type is shorter than source type. 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); }} double float Compilation Error Exception is thrown at runtime TRUE ANSWER : ? YOUR ANSWER : ?
In Java byte, short, int and long all of these are None of these unsigned signed Both of the above 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 None of these Compile error - $7 is not valid identifier. Compile error - do is not valid identifier. TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following automatic type conversion will be possible? byte to int int to long short to int long to int 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); }} 12 5 4 None of these 11 TRUE ANSWER : ? YOUR ANSWER : ?
The smallest integer type is ......... and its size is ......... bits. short, 8 byte, 8 short, 16 short, 16 TRUE ANSWER : ? YOUR ANSWER : ?
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 Compiler error None of these -127 129 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. } Compilation fails with an error at line 6 Compilation fails with an error at line 4 14 13 14 21 None of these TRUE ANSWER : ? YOUR ANSWER : ?