Q: What does the Java for-each loop iterate over?  

The Java for-each loop is specifically designed to iterate through elements in arrays and collections without needing explicit index management. It abstracts the complexity of managing indices, providing a more readable and less error-prone syntax. The syntax involves specifying the type of the element followed by a variable name and the collection or array being iterated over. This loop makes it easier for developers to read and understand the code, as it clearly communicates the intent of iterating over a collection. The for-each loop simplifies the process of accessing each element directly, reducing the likelihood of errors such as off-by-one errors that are common in traditional for loops. Unlike traditional for loops, which require initializations and conditions, the for-each loop eliminates those complications, making it a preferred choice for many programmers when they need to traverse through collections or arrays in Java. Overall, it streamlines the coding process, enhances code clarity, and minimizes the chance of errors during iteration.