Internet of things diversified usage of Internet of things. Governmental regulation is argued by some to be necessary to secure IoT devices and the wider Internet – as market incentives to secure IoT devices is insufficient. IoT systems are typically controlled by event-driven smart apps that take as input either sensed data, user inputs, or other external triggers (from the Internet) and command one or more actuators towards providing different forms of automation. Examples of sensors include smoke detectors, motion sensors, and contact sensors. Examples of actuators include smart locks, smart power outlets, and door controls. Popular control platforms on which third-party developers
The Online Journal of Current Clinical Trials are seeking the missing content, which they hope may be in researchers' personal hardcopy archives. The journal was accessible with an online subscription, initially costing $110USD per year via CompuServe and OCLC Net, using either GUI software called Guidon that used SGML and ran on DOS on an IBM-compatible computer or the Electronic Publishing Service, a more limited ASCII format also available on the internet. The system requirements were high for the time: an Intel 286 with 2 MB memory running Windows 3.0. By 1995, three more journals were available via Guidon on the Electronic Journals Online platform: The Online