Big Iron is a term that is sometimes used to refer to large, powerful computers that are typically used for mission-critical applications. These computers are often used in enterprise environments, and are typically based on the UNIX operating system.
Big Iron computers are known for their high performance, reliability, and scalability. They are often used for applications that require a lot of processing power, such as data analysis, scientific simulations, and financial modeling.
Some examples of Big Iron computers include mainframes, supercomputers, and high-end servers. These computers often use specialized hardware and software architectures, and are designed to support a large number of users and applications simultaneously.
Big Iron computers are generally more expensive than smaller computers, and are typically used by organizations that have a high demand for computing power and are willing to pay for it. Despite their cost, Big Iron computers are often considered a worthwhile investment for organizations that rely on them for mission-critical applications.