In Java, the word true is ................ Same as value 0 Same as value 1 A Java keyword A Boolean literal 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 : ?
What will be the output for the below code ?1. public class Test{2. int i=8;3. int j=9;4. public static void main(String[] args){5. add();6. }7. public static void add(){8. int k = i+j;9. System.out.println(k);10. }11. } Compilation fails with an error at line 5 None of these Compilation fails with an error at line 8 17 0 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); }} 25 2 3 0 2.5 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 9 0 None of these 7 0 0 Compile error - $7 is not valid identifier. Compile error - do is not valid identifier. TRUE ANSWER : ? YOUR ANSWER : ?
Size of int in Java is Depends on execution environment 16 bit 64 bit 32 bit TRUE ANSWER : ? YOUR ANSWER : ?
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 : ?
In Java byte, short, int and long all of these are unsigned Both of the above None of these signed TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following automatic type conversion will be possible? long to int int to long short to int byte to int 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); }} None of these 4 11 12 5 TRUE ANSWER : ? YOUR ANSWER : ?