Network programmability allows for automated, scalable, and replicable network provisioning and management. This reduces the need for manual configuration, minimizes human errors, and enables the implementation of consistent network policies across multiple devices and environments. By leveraging APIs and automation tools, network operations become more efficient and can easily adapt to changes in the network. Reference: Cisco DevNet Associate Certification Guide: Chapter on Network Automation and Programmability. Cisco Whitepapers on the benefits of Network Programmability and Automation.