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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.
Q. Explain the concept of bottom-up design? Bottom up design: This approach make possible a style of design where we decide how to combine these modules to provide larger ones
what resources are used when a thread is created ?
Q. Explain the Traces debugging method? Traces:-Printout contains merely certain memory and register contents and printing is conditional on some event occurring. Typical condi
Write down any four application of a stack. (i) Conversion of infix to postfix form (ii) Reversing of a line. (iii) Removal of recursion (iv) Evaluating post fix expression
Q. A supermarket requires to develop software to encourage regular customers. For this the customer requires to supply his name address telephone number and driving license number.
Data Flow Diagrams (DFD) It's a graphical representation of flow of data through a system. It pictures a system like a network of functional processes. The foundation of DFD i
Explain Test Procedure? Ans) The formal or informal process that will be followed to execute a test. This is usually a written document that permits others to implement the test
What is cardinality in data modeling? Cardinality in data modeling, cardinality specifies how the number of occurrences of single object is related to the number of occurrences
Data validity is the reasonableness and correctness of data.
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