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Data Types and Variables

Data Types and Variables
How many primitive data types are there in Java?

6
8
9
7

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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); }}

float
double
Compilation Error
Exception is thrown at runtime

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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); }}

Compiler error
None of these
-127
2
129

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Data Types and Variables
Size of int in Java is

64 bit
Depends on execution environment
32 bit
16 bit

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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. }

17
Compilation fails with an error at line 5
Compilation fails with an error at line 8
0
None of these

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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. }

8 7
None of these
Compilation fails with an error at line 5
10 7
Compilation fails with an error at line 3

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