Definition
Configuration refers to the specific settings and parameters that define how a system, application, or device operates. It dictates the behavior, functionality, and security posture of the technology. In practice, configuration involves adjusting options, parameters, and variables to meet specific requirements or optimize performance. This understanding is crucial for IT professionals to ensure systems are secure, efficient, and aligned with organizational goals. For example, configuring firewall rules dictates which network traffic is allowed or denied. This differs from installation, which is the process of setting up the software or hardware itself. Configuration is a key concept tested in domains like CompTIA Security+ and AWS Certified Solutions Architect Associate.