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 ) ; }} 20 21 Compilation Error Throws Exception 22 TRUE ANSWER : ? YOUR ANSWER : ?
The following fraction of codedouble STATIC = 2.5 ;System.out.println( STATIC ); Raises an exception None of these Rraises an error as STATIC is used as a variable which is a keyword Prints 2.5 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 0 0 Compile error - $7 is not valid identifier. Compile error - do is not valid identifier. None of these 7 9 0 TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following automatic type conversion will be possible? int to long long to int short to int byte to int TRUE ANSWER : ? YOUR ANSWER : ?
Size of int in Java is Depends on execution environment 32 bit 64 bit 16 bit 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 21 Compilation fails with an error at line 6 Compilation fails with an error at line 4 None of these 14 13 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); }} Compiler error 2 -127 129 None of these TRUE ANSWER : ? YOUR ANSWER : ?
Java is a ........... language. strongly typed None of these weakly typed moderate typed TRUE ANSWER : ? YOUR ANSWER : ?
Automatic type conversion in Java takes place when 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. All 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);} } 50 Compilation Error None of these 10 TRUE ANSWER : ? YOUR ANSWER : ?