Java is a ........... language. moderate typed None of these weakly typed strongly typed 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 9 0 None of these 7 0 0 Compile error - $7 is not valid identifier. 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. } None of these Compilation fails with an error at line 5 Compilation fails with an error at line 3 10 7 8 7 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 true 0 Compile error - static variable must be initialized before use. 0 false 0 TRUE ANSWER : ? YOUR ANSWER : ?
The following fraction of codedouble STATIC = 2.5 ;System.out.println( STATIC ); Raises an exception Rraises an error as STATIC is used as a variable which is a keyword Prints 2.5 None of these 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 ) ; }} 20 22 Compilation Error Throws Exception 21 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 Will not compile as boolean can never be static Prints false 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 3 Compilation fails with an error at line 4 None of these 0 128 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 Compilation fails with an error at line 6 None of these 14 21 Compilation fails with an error at line 4 TRUE ANSWER : ? YOUR ANSWER : ?
Size of int in Java is Depends on execution environment 64 bit 16 bit 32 bit TRUE ANSWER : ? YOUR ANSWER : ?