Java is a ........... language. moderate typed None of these strongly typed weakly typed 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 13 14 21 Compilation fails with an error at line 4 None of these Compilation fails with an error at line 6 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); }} 129 -127 2 Compiler error None of these 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 Error 10 20 10 10 10 20 10 100 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); }} 3 2.5 2 25 0 TRUE ANSWER : ? YOUR ANSWER : ?
The smallest integer type is ......... and its size is ......... bits. short, 8 short, 16 short, 16 byte, 8 TRUE ANSWER : ? YOUR ANSWER : ?
Size of float and double in Java is 64 and 32 32 and 32 64 and 64 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(); }} 0 0 0 None of these 0 false 0 Compile error - static variable must be initialized before use. 0 true 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 true Prints false Will not compile as boolean is not initialized Will not compile as boolean can never be static TRUE ANSWER : ? YOUR ANSWER : ?