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Data Types and Variables

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

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

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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); }}

2.5
3
2
25
0

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Data Types and Variables
Which of the following automatic type conversion will be possible?

long to int
int to long
byte to int
short to int

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

signed
None of these
unsigned
Both of the above

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

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

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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. byte b = 6;4. b+=8;5. System.out.println(b);6. b = b+7;7. System.out.println(b);8. }9. }

Compilation fails with an error at line 6
Compilation fails with an error at line 4
None of these
14 13
14 21

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