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 : ?
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 Throws Exception 21 20 22 TRUE ANSWER : ? YOUR ANSWER : ?
In Java, the word true is ................ Same as value 1 A Boolean literal Same as value 0 A Java keyword TRUE ANSWER : ? YOUR ANSWER : ?
Size of float and double in Java is 32 and 64 32 and 32 64 and 64 64 and 32 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 : ?
The following program:public class Test{ static boolean isOK; public static void main(String args[]){ System.out.print(isOK); } } Prints false Prints true Will not compile as boolean can never be static Will not compile as boolean is not initialized 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 shorter than 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 equal of source type. TRUE ANSWER : ? YOUR ANSWER : ?
Size of int in Java is 32 bit 16 bit Depends on execution environment 64 bit TRUE ANSWER : ? YOUR ANSWER : ?
What will the output of the following program?public class Test{ public static void main(String args[]){ float f = (1 / 4) * 10; int i = Math.round(f); System.out.println(i); }} 0 3 25 2 2.5 TRUE ANSWER : ? YOUR ANSWER : ?
What would be the output of the following fraction of code ?int Integer = 34 ;char String = 'S' ;System.out.print( Integer ) ;System.out.print( String ) ; Throws exception. Does not compile as Integer and String are API class names. 34 34 S S TRUE ANSWER : ? YOUR ANSWER : ?