With an assortment of open source data processing frameworks available, it may become a developer’s quandary as to which is the most suitable. More often than not, multiple frameworks are used in the same application.

Sealed classes are classes that permit only specific classes to extend them, as a result limiting extensibility. Sealed classes provide several benefits such as: additional modularization, could be used to develop internal classes, could be used to develop proprietary software.

So how can developers and their teams optimize testing procedures with the modern tools and tech available to them? Here, we will explore optimizing testing through experimentation to meet delivery deadlines and adapt to challenges in software development.