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Q. What is Common coupling?
Common coupling: With general coupling module A and module B have shared data. Global data areas are usually found in programming languages. Formulating a change to the common data means tracing back to all the modules which access that data to evaluate the effect of change. With common coupling it is able to be difficult to determine which module is responsible for having set a variable to a particular value. Fig. below demonstrates how common coupling works
Content coupling: Content coupling take places when module A changes data of module B or when control is passed.
Software Engineering A high technology system encompasses a number of elements like people, hardware, software, database, documentation, and process. System engineering
Design could mean to lots of things, but often refers to internal design or functional design. Good functional design is point to by software functionality can be traced back to cu
What are the benefits of modular design? Changes made during testing and maintenance becomes manageable and they do not affect other modules.
What does data dictionary contains? Name: The primary name of the data. Alias: other names used Where-used/How-used: A record of processes that use the data or control it
Q. Write short notes on Decision Table? Decision Table: While the process logic for a process involves multiple conditions as well as is very complicated it isn't advisable t
What are the Rules for making DFD The below factors must be considered when making DFDs: 1. Keep a note of all processes and external entities. Give unique names to th
What is VDD Ans) VDD- "version description document".
What is meant by System Requirements? Place the system services and constraints in detail. Serves as a link between the system purchaser & the system developer.
schema tools
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