Java is a ........... language. None of these strongly typed moderate typed weakly typed TRUE ANSWER : ? YOUR ANSWER : ?
In Java, the word true is ................ A Java keyword Same as value 1 Same as value 0 A Boolean literal 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 22 Compilation Error 21 20 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); }} Error 10 20 10 10 10 20 10 20 10 20 10 100 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 shorter than source type. All of these Two type are compatible and size of destination type is larger than source type. 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 - $7 is not valid identifier. 7 9 0 Compile error - do is not valid identifier. None of these 7 0 0 TRUE ANSWER : ? YOUR ANSWER : ?
Size of float and double in Java is 64 and 64 32 and 64 32 and 32 64 and 32 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); }} float double Compilation Error Exception is thrown at runtime 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);}} 65 34 34 65 65 65 34 34 TRUE ANSWER : ? YOUR ANSWER : ?
The smallest integer type is ......... and its size is ......... bits. short, 8 short, 16 byte, 8 short, 16 TRUE ANSWER : ? YOUR ANSWER : ?