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The Index Out of Bounds Exception is a common issue in Java, especially when working with arrays, lists, and other data structures that involve indices. In this article, we will explore what causes this exception, its effects, best practices to prevent it, and provide code examples to illustrate its occurrence.

In Java, the Index Out of Bounds Exception is a common runtime exception that occurs when you try to access an element at an index that is outside the valid range of a data structure, such as an array or a list. Understanding the causes and effects of this exception is crucial for writing robust and reliable Java code.

The Index Out of Bounds Exception, often represented as IndexOutOfBoundsException, is a subclass of RuntimeException in Java. It is thrown when you attempt to access an element at an index that does not exist in a data structure. This exception is most commonly associated with arrays and lists but can occur in other scenarios as well.

The primary causes of the Index Out of Bounds Exception include: