CPCS (Check Processing Control System) is an

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software Software consists of computer programs that instruct the Execution (computing), execution of a computer. Software also includes design documents and specifications. The history of software is closely tied to the development of digital comput ...

product that supports high-speed check sorting within

financial institutions A financial institution, sometimes called a banking institution, is a business entity that provides service as an intermediary for different types of financial monetary transactions. Broadly speaking, there are three major types of financial ins ...

. The

works in conjunction with check-sorting equipment, such as the IBM 3890. IBM began development of CPCS in or before 1971. It was scheduled to be available in October 1972, although the IBM System/360 and System/370 Bibliography shows CPCS documentation as newly added in the August 1972 edition. The goal was to create a database of all MICR entries and handle pass control. It was designed to work with OS/360 in 256KB of core storage. It was IBM Product 5734-F11. CPCS is run on

IBM System/360 The IBM System/360 (S/360) is a family of mainframe computer systems announced by IBM on April 7, 1964, and delivered between 1965 and 1978. System/360 was the first family of computers designed to cover both commercial and scientific applicati ...

and later

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computers and receives the data from the document processor and can store information from the cheques, including the bank number, branch number, account number and the amount the check was written for, as well as internal transaction codes. IBM withdrew CPCS from marketing on Nov 29, 2021.

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