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Determine the problems of software maintenance
Software maintenance has the below problems:
i) It is very cumbersome to analyse and understand code written by somebody.
ii) No standards for maintenance have been developed and area is comparatively unexplored area.
iii) Few techniques and tools are available for maintenance.
iv) It is viewed as a necessary evil and delegated to junior programmers.
The numerous phases of software development life cycle are strongly coupled, and output of one phase governs activity of the subsequent phase. Therefore all the phases need to be carefully managed and planned and their interaction requires close monitoring. Project management becomes critical in larger systems.
What are the various elements of data design? i. Data object - The data objects are identified and relationship between various data objects can be shown using ERD or data dict
Types of coupling are:- A) Data coupling B) Stamp coupling C) Control coupling D) External coupling E)Common coupling F) Content coupling
Write definition of software process. Software process is termed as the structured set of doings that are required to develop the software system.
Q. Why we need restructuring techniques? The restructuring helps in maintaining a program in the following ways: (a) Programs have higher excellence better documentation l
What are Quality reviews? This is the principal method of validating the quality of a process or of a product. A group examines part or all of a process or system and its do
What is regression testing? Regression testing is the re-execution of some subject texts that have already been conducted to make sure that changes have not propagated unintend
This method categorizes the inputs and outputs of a class in order to test them separately. This decreases the number of test cases that have to be designed. To verify the diffe
Define Behavioural Modelling. The state transition diagram shows the characteristics of a system by depicting its states and the events that cause the system to change state
What are the characteristics of Software? Software is engineered or modified; it is not manufactured in the traditional sense. Software is free of wear out. Though the
What is CASE? CASE tool stands for Computer Aided Software Engineering. Computer Aided Software Engineering tools assist software engineering manages and practitioners in each
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