Data Types and Variables In Java byte, short, int and long all of these are Both of the above signed None of these unsigned Both of the above signed None of these unsigned ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables 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 Compiler error None of these -127 2 129 Compiler error None of these -127 2 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables 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. } None of these 0 128 Compilation fails with an error at line 3 Compilation fails with an error at line 4 None of these 0 128 Compilation fails with an error at line 3 Compilation fails with an error at line 4 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables 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 Compile error - static variable must be initialized before use. 0 false 0 0 0 0 0 true 0 None of these Compile error - static variable must be initialized before use. 0 false 0 0 0 0 0 true 0 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables How many primitive data types are there in Java? 7 8 9 6 7 8 9 6 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables 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. Compile error - $7 is not valid identifier. 7 0 0 None of these 7 9 0 Compile error - do is not valid identifier. Compile error - $7 is not valid identifier. 7 0 0 None of these 7 9 0 ANSWER DOWNLOAD EXAMIANS APP
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