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Exception Handling in Java - Questions and Answers for Java Examinations

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Exception Handling Objective Type Questions with Answers. Here five sample Multiple Choice Questions and Answers are added and each question contain four options as possible answer but only one option is the correct answer. Select one and check your answer with the given correct answer.
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(6) When the JVM runs out of memory, which exception will be thrown?
[A] MemoryBoundException
[B] OutOfMemoryError
[C] OutOfRangeException
[D] NullReferenceException

Comment

Answer: Option [B]

When a program is stopped due to lack of memory then OutOfMemoryError is thrown.

(7) In Java programming environment, the throw keyword is used
[A] to generate exception programmatically
[B] to throw exception object
[C] to catch exception object
[D] none of the above

Comment

Answer: Option [A]

In Java throw keyword is used to handle exception programmatically.

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(8) Which exception is thrown by read() method ?
[A] Exception
[B] FileNotFoundException
[C] ReadException
[D] IOException

Comment

Answer: Option [D]

IOException is thrown when I/O operation is failed.

(9) Attempting to access a character that is outside the bounds of a StringBuffer results in a
[A] ArrayIndexOutOfBoundsException
[B] StringOverFlowException
[C] StringException
[D] StringIndexOutOfBoundsException

Comment

Answer: Option [D]
(10) Exception and Error are immediate subclasses of a class called
[A] Object
[B] Throwable
[C] AWT
[D] Panel

Comment

Answer: Option [B]

Throwable is a superclass of all Error and Exception classes.

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