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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
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
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);}}

34 34
65 34
34 65
65 65

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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. }

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

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Data Types and Variables
Java is a ........... language.

None of these
moderate typed
strongly typed
weakly typed

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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); }}

None of these
4
5
11
12

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