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JAVA Exceptions

JAVA Exceptions
The class at the top of exception class hierarchy is .................

Exception
Throwable
ArithmeticException
Object

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JAVA Exceptions
Which keyword is used to specify the exception thrown by method?

catch
finally
throws
throw

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JAVA Exceptions
Which of the below statement is/are true about Error?A. An Error is a subclass of Throwable.B. An Error is a subclass of Exception.C. Error indicates serious problems that a reasonable application should not try to catch.D. An Error is a subclass of IOException.

B and C
A and B
A and D
B and D
A and C

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JAVA Exceptions
Determine output of the following program code?public class Test{ public static void main(String args[]){ int i; try{ i = calculate(); System.out.println(i); }catch(Exception e){ System.out.println("Error occured"); } } static int calculate(){ return (7/2); }}

3
Error occured
Compilation Error
None of these
3.5

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JAVA Exceptions
What will be the result if NullPointerException occurs at line 2?1. try{2. //some code goes here3. }4. catch(NullPointerException ne){5. System.out.print("1 ");6. }7. catch(RuntimeException re){8. System.out.print("2 ");9. }10. finally{11. System.out.print("3");12. }

3
1
1 2 3
1 3
2 3

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JAVA Exceptions
try{ File f = new File("a.txt");}catch(Exception e){}catch(IOException io){}Is this code create new file name a.txt ?

true
false
Compilation Error
None of these

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