The next step after using procedural code is to write modular software by using functions. Functions, from simple ones to multiple-argument ones, are useful in making code reusable.

Gain experience developing a console app that implements arrays, foreach loops, and if statements to achieve app specifications.

Learn how to write a few lines of Python code, declare variables, and work with console input and output

Learn about the basics of PowerShell, a cross-platform command-line shell and scripting language that's built for task automation and configuration management. Learn what PowerShell is, what it's used for, and how to use it.

Work with sequences of related data in data structures known as arrays. Then, learn to iterate through each item in the sequence.

Handle exceptions and create useful error messages. Improve your skills by using exceptions for code flow control.