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Data Types and Variables

Data Types and Variables
The smallest integer type is ......... and its size is ......... bits.

byte, 8
short, 16
short, 8
short, 16

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Data Types and Variables
Determine output:class A{ public static void main(String args[]){ int x; x = 10; if(x == 10){ int y = 20; System.out.print("x and y: "+ x + " " + y); y = x*2; } y = 100; System.out.print("x and y: " + x + " " + y); }}

10 20 10 100
10 20 10 20
Error
10 20 10 10

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Data Types and Variables
In Java, the word true is ................

A Java keyword
A Boolean literal
Same as value 0
Same as value 1

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

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Data Types and Variables
What will be output of the following program code?public class Test{public static void main(String[] a){short x = 10;x = x*5;System.out.print(x);} }

None of these
10
50
Compilation Error

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

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

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