Computer systems are essential tools in our modern world, used to increase efficiency and productivity. As these systems are of utmost importance, it is necessary to have a robust vocabulary to describe them. Other words that are synonyms to computer system include computer network, information system, digital system, computing platform, and electronic data processing system. Computer network refers to a group of computer systems that are interconnected. Information system is a combination of hardware, software, people, procedures, and data organized to provide meaningful information. Digital system encompasses all types of systems that use digital information, like personal computers and handheld devices. Computing platform describes the hardware or software environment in which applications run, and electronic data processing system refers to a system that processes electronic data using computer science.