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 : ?
In Java, the word true is ................ A Boolean literal Same as value 1 A Java keyword Same as value 0 TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following automatic type conversion will be possible? int to long short to int long to int byte to int TRUE ANSWER : ? YOUR ANSWER : ?
Size of float and double in Java is 32 and 64 64 and 64 32 and 32 64 and 32 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 ) ; S 34 S Throws exception. Does not compile as Integer and String are API class names. 34 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 20 10 20 10 100 10 20 10 10 Error 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. } 8 7 None of these Compilation fails with an error at line 5 Compilation fails with an error at line 3 10 7 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.$7); System.out.println(test.do); System.out.println(test._$); }} Compile error - do is not valid identifier. 7 0 0 Compile error - $7 is not valid identifier. None of these 7 9 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 ) ; }} Throws Exception Compilation Error 21 22 20 TRUE ANSWER : ? YOUR ANSWER : ?