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); }} None of these 129 2 -127 Compiler error TRUE ANSWER : ? YOUR ANSWER : ?
The following program:public class Test{ static boolean isOK; public static void main(String args[]){ System.out.print(isOK); } } Will not compile as boolean is not initialized Prints true Prints false Will not compile as boolean can never be static 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 25 3 2 2.5 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); }} 5 11 12 None of these 4 TRUE ANSWER : ? YOUR ANSWER : ?
Size of float and double in Java is 32 and 32 64 and 64 64 and 32 32 and 64 TRUE ANSWER : ? YOUR ANSWER : ?
What is the output for the below code ?class A{ int k; boolean istrue; static int p; public void printValue(){ System.out.print(k); System.out.print(istrue); System.out.print(p); }}public class Test{ public static void main(String argv[]){ A a = new A(); a.printValue(); }} None of these 0 0 0 Compile error - static variable must be initialized before use. 0 true 0 0 false 0 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 4 None of these Compilation fails with an error at line 6 14 21 14 13 TRUE ANSWER : ? YOUR ANSWER : ?
Java is a ........... language. moderate typed None of these strongly typed weakly typed TRUE ANSWER : ? YOUR ANSWER : ?
The smallest integer type is ......... and its size is ......... bits. short, 16 byte, 8 short, 16 short, 8 TRUE ANSWER : ? YOUR ANSWER : ?
In Java byte, short, int and long all of these are signed Both of the above None of these unsigned TRUE ANSWER : ? YOUR ANSWER : ?