Data Types and Variables How many primitive data types are there in Java? 6 7 9 8 6 7 9 8 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.$7); System.out.println(test.do); System.out.println(test._$); }} None of these Compile error - $7 is not valid identifier. 7 0 0 7 9 0 Compile error - do is not valid identifier. None of these Compile error - $7 is not valid identifier. 7 0 0 7 9 0 Compile error - do is not valid identifier. ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables 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 ) ; }} Throws Exception 20 22 21 Compilation Error Throws Exception 20 22 21 Compilation Error ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Size of int in Java is 64 bit 16 bit Depends on execution environment 32 bit 64 bit 16 bit Depends on execution environment 32 bit ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Determine output:public class Test { static void test(float x){ System.out.print("float"); } static void test(double x){ System.out.print("double"); } public static void main(String[] args){ test(99.9); }} double Compilation Error Exception is thrown at runtime float double Compilation Error Exception is thrown at runtime float ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables 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. } 10 7 Compilation fails with an error at line 3 Compilation fails with an error at line 5 None of these 8 7 10 7 Compilation fails with an error at line 3 Compilation fails with an error at line 5 None of these 8 7 ANSWER DOWNLOAD EXAMIANS APP
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