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VOOZH | about |
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VOOZH | about |
Question 1
Which statement about final, finally, and finalize is correct?
final is used to handle exceptions, finally is used for garbage collection, and finalize prevents modification.
final makes a variable constant, finally ensures execution of cleanup code, and finalize is called before garbage collection.
final is a method, finally is a keyword, and finalize is a block inside try-catch.
final, finally, and finalize all serve the same purpose.
Question 2
Which of the following blocks always executes, regardless of an exception occurring or not?
try
catch
finally
throw
Question 3
What will be the output of the following code?
Inside try
Inside try Inside finally
Inside try Inside finally RuntimeException
Compilation Error
Question 4
What will happen in the following code?
Compilation Error
Runtime Exception
Exception: Error occurred
Program runs successfully
Question 5
What is the difference between throw and throws?
throw is used to declare exceptions, throws is used to throw exceptions
throws is used to declare exceptions, throw is used to throw exceptions
Both are used to declare exceptions
Both are used to throw exceptions
Question 6
What will be the output of the following program?
Custom error occurred
Runtime Exception
Compilation Error
No Output
Question 7
What happens when finalize() is called on an object?
The object is immediately garbage collected.
The garbage collector calls it before collecting the object.
The object gets permanently deleted from memory.
It prevents an object from being collected.
Question 8
What is the output of the following code?
Finally executed
No output
Runtime Error
Compilation Error
Question 9
Which of the following is true about custom exceptions?
Custom exceptions cannot extend Exception class
Custom exceptions are always checked exceptions
Custom exceptions can extend Exception or RuntimeException
Custom exceptions do not require a constructor
Question 10
Which of the following correctly defines a custom exception?
There are 10 questions to complete.
