IBM® CICS® Transaction Server is a transaction server that primarily runs on IBM System z® mainframes under IBM z/OS®. It controls the interactions between applications and users (from a small number of users to thousands of them). CICS applications offer high availability and easy scalability. CICS applications have built-in redundancy, which uses various client interfaces that range from terminals and web browsers to web services.
As this IBM Redbooks® Solution Guide describes, the CICS application architecture has several business and technical benefits.
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