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Data Types and Variables

Data Types and Variables
In Java byte, short, int and long all of these are

None of these
unsigned
Both of the above
signed

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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. }

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

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Data Types and Variables
What will the output of the following program?public class Test{ public static void main(String args[]){ float f = (1 / 4) * 10; int i = Math.round(f); System.out.println(i); }}

0
2
2.5
3
25

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

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

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Data Types and Variables
Size of float and double in Java is

32 and 32
64 and 32
64 and 64
32 and 64

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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 ) ;

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

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