Information technology is the backbone of modern organizations, enabling communication, data processing, storage, and secure access to information in a fast-paced, wireless world. Without it, business operations slow, productivity declines, and collaboration becomes difficult. A well-designed and maintained IT infrastructure supports efficiency, strengthens security, and provides a foundation for adopting new technologies and applications. <br/><br/> For auditors, understanding a client's IT infrastructure is essential to evaluating its effectiveness, identifying risks, and making informed recommendations. This course offers a clear, practical overview of IT infrastructure and its key components, along with how they are assessed through an IT infrastructure audit. Learners will also explore current technology trends, quality improvement practices, and a structured set of key audit questions for real-world use. <br/><br/> This overview-level course provides a general review of this topic from a broad perspective. This course is appropriate for the professional at any organizational level.