What is the purpose of PR and PI in calling program and called program? in Called program PR is compulsory?



What is the purpose of PR and PI in calling program and called program? in Called program PR is comp..

Answer / swetha krishna

In Prototype we define the variables as parameters for calling. In Procedure interface, we define both the variables and the calculation or function of the procedure. Prototype is mandatory in both calling and called programs because we have to pass parameters and receive some parameters while calling

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