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Data Types and Variables

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

8
7
9
6

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Data Types and Variables
Size of int in Java is

Depends on execution environment
16 bit
64 bit
32 bit

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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 ) ; }}

Compilation Error
20
21
Throws Exception
22

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Data Types and Variables
Determine output:public class Test{int i = 34;public static void main(String args[]){Test t1 = new Test();Test t2 = new Test();t1.i = 65;System.out.print(t1.i);System.out.print(t2.i);}}

65 65
65 34
34 65
34 34

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

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

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

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