Becoming popular in the early 1990s and the norm today, object-oriented programming (OOP) languages, such as C++ and Java, provide a formal set of rules for creating and managing objects.

“Object-Oriented Programming (OOP) has been created with one goal in mind -- to manage the complexity of procedural codebases. In other words, it was supposed to improve code organisation ...

This is still true with lots of embedded systems today. OO languages tend to add a bit more overhead (RAM usage, execution speed), so a lot of embedded programming is done in assembly or C.