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Data Types and Variables

Data Types and Variables
Size of int in Java is

16 bit
32 bit
64 bit
Depends on execution environment

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Data Types and Variables
The following fraction of codedouble STATIC = 2.5 ;System.out.println( STATIC );

Rraises an error as STATIC is used as a variable which is a keyword
Raises an exception
None of these
Prints 2.5

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Data Types and Variables
Determine output:public class Test{ int a = 10; public void method(int a){ a += 1; System.out.println(++a); } public static void main(String args[]){ Test t = new Test(); t.method(3); }}

12
4
5
11
None of these

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Data Types and Variables
What would be the output of the following fraction of code ?int Integer = 34 ;char String = 'S' ;System.out.print( Integer ) ;System.out.print( String ) ;

S
Throws exception.
34 S
34
Does not compile as Integer and String are API class names.

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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. }

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

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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 ) ; }}

21
20
Throws Exception
Compilation Error
22

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