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Since ancient times, simple manual devices like the abacus aided people in doing calculations. Early in the Industrial Revolution , some mechanical devices were built to automate long tedious tasks, such as guiding patterns for looms . More sophisticated electrical machines did specialized analog calculations in the early 20th century. The first digital electronic calculating machines were developed during World War II . The speed, power, and versatility of computers has increased continuously and dramatically since then.
The Department of Computer and Information Technology (CIT) at Purdue provides educational opportunities that apply information technology (IT) to solve societal problems. Degree programs in information systems technology and network engineering technology focus on four core areas: software development, systems integration, data management, computer networks. The drive to solve problems extends to industrial and corporate partners and funded faculty research projects as well.