These categories of applications are referred to as procedural (ACAP-J) and declarative (ACAP-X), respectively.
Such systems, typically using a domain-specific XML namespace, may include abstractions of SQL database syntax or parameterised calls to web services using representational state transfer (REST) and SOAP.
The PCF embodies a high-level declarative model that is based on industry standard formats, including XML syntax, MIME types and UML.
Java (programming language) | Python (programming language) | Computer programming | Ruby (programming language) | Radio programming | Object-oriented programming | Neuro-linguistic programming | Automatic programming | High-level programming language | Haskell (programming language) | Lisp (programming language) | Application programming interface | Ada (programming language) | Pascal (programming language) | computer programming | The Art of Computer Programming | neuro-linguistic programming | Low-level programming language | application programming interface | Ajax (programming) | Groovy (programming language) | functional programming | Fourth-generation programming language | Erlang (programming language) | Declarative programming | Computer Programming | Application Programming Interface | Variable (programming) | structured programming | Scala (programming language) |