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Q. Explain Common coupling with example?
Common coupling: General coupling is when two modules share the same global data (example a global variable). Changing of the shared resource implies changing all the modules using it. Diagnosing the problems in structures with considerable common coupling is time consuming and difficult. Nevertheless this doesn't mean that the use of global data is necessarily bad. It doesn't mean that a software designer must be aware of potential consequences of common coupling and take special care to guard against them.
What is software maintenance? Changes to the software are made in response to altered requirements but the fundamental structure of the software remains stable.
Define metrics. Metrics is explained as the degree to which a system component, or process possesses a given attribute.
1. McM Cog is a supplier of industrial parts. Most orders are received at a call center. The call center currently has 10 phone lines total, i.e., a maximum of 10 callers may b
What is the black box?
A program is to be developed to simulate the operations of a scientific calculator. List the facilities to be provided by this calculator. Analyze this using a DFD 0 - level and 1
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A function module can be called from a transaction screen outside an ABAP/4 program. Yes, a function module called from transaction screen.
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