The Health IT Workforce Curriculum was developed for U.S. community colleges to enhance workforce training programmes in health information technology. The curriculum consist of 20 courses of 3 credits each. Each course includes instructor manuals, learning objectives, syllabi, video lectures with accompanying transcripts and slides, exercises, and assessments. The materials were authored by Columbia University, Duke University, Johns Hopkins University, Oregon Health & Science University, and University of Alabama at Birmingham. The project was funded by the U.S. Office of the National Coordinator for Health Information Technology. All of the course materials are available under a Creative Commons Attribution-Non Commercial-ShareAlike License. Course description, learning objectives, author information, and other details may be found in the instructor manual. Component 4 - Introduction to Information and Computer Science Component Overview: For students without an IT background, this Component provides a basic overview of computer architecture; data organization, representation and structure; structure of programming languages; networking and data communication. It also includes basic terminology of computing. Unit Title Introduction to Information and Computer Science Unit Overview: This unit introduces basic computing concepts and terminology. It identifies common elements of computers, both in terms of hardware and software and provides information on selecting a computer by discussing the range of computer types, from desktops to laptops to servers. Finally, it provides a history of the development of computing and healthcare information systems over time. Unit Objectives: By the end of this unit the student will be able to: 1. Define what a computer is. (Lecture a) 2. Describe different types of computers, including PCs, mobile devices and embedded computers. (Lecture a) 3. Define the common elements of computer systems. (Lecture a) 4. Describe the various hardware and software options for typical desktop, laptop and server systems for home and business use with a focus on healthcare systems. (Lecture b, c) 5. Explain the development of computers and the Internet, including healthcare systems, up until the present time. (Lecture d, e)