Data Types and Variables How many primitive data types are there in Java? 9 7 6 8 9 7 6 8 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables 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 Will not compile as boolean is not initialized Prints true Will not compile as boolean can never be static Prints false 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. } None of these Compilation fails with an error at line 3 10 7 Compilation fails with an error at line 5 8 7 None of these Compilation fails with an error at line 3 10 7 Compilation fails with an error at line 5 8 7 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 - do is not valid identifier. 7 0 0 7 9 0 Compile error - $7 is not valid identifier. None of these Compile error - do is not valid identifier. 7 0 0 7 9 0 Compile error - $7 is not valid identifier. 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. byte b = 6;4. b+=8;5. System.out.println(b);6. b = b+7;7. System.out.println(b);8. }9. } 14 21 14 13 Compilation fails with an error at line 4 None of these Compilation fails with an error at line 6 14 21 14 13 Compilation fails with an error at line 4 None of these Compilation fails with an error at line 6 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables 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 8 0 Compilation fails with an error at line 5 None of these 17 Compilation fails with an error at line 8 0 Compilation fails with an error at line 5 None of these 17 ANSWER DOWNLOAD EXAMIANS APP
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