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Why software change occurs?
Software change happens because of the following reasons. New needs emerge when the software is used. The business environment changes. Errors need to be repaired. New equipment must be accommodated. The performance or reliability might have to be improved.
Write definition of DFD? Data Flow Diagram supplies the information flow and the transforms that are used on the data as it moves from input to output.
Q. Define Object and class associations? Object/class associations:- Objects/classes interact with each other. Multiplicity defines how many instances of one object/class can
Different characteristics of software measures Different characteristics of software measures identified by Basili (1989) are given below: • Objects of measurement: They i
What is Software requirement Specification (SRS)? Software Requirement Specification Document is the output of requirement examines stage of the software development life cycle
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
Q. What do you mean by Static analysers? Static analysers A static analyser operates from a pre-computed database of descriptive information derived from the source text of t
Give explanation about the incremental model. - Have same phases as the waterfall model. - Phases are as follows: Analysis. Code. Design. Test. Incre
CDS/ISIS Software (Micro Version): Micro CDS/ISIS is an advanced non-numerical information storage and retrieval software package. It was developed by UNESCO in 1985 to meet t
Communicational cohesion : Communicational cohesion is when parts of a module are grouped because they operate on the similar data (e.g. a module which operates on the similar reco
Determine the technique - Parallel With this approach, old and new systems are run together for a time - If new system goes down for any reason, you still have old system
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