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Testing a new or an changed data processing system with the similar source data that is used in another system. The other system is taken as the standard of comparison.
Q. What do you understand by Software Crisis? Ans) Organizations are spending much larger portions of their budget on software. Not only are the software turning out to be more
Q. Explain Span and average span size of a program? Span dimension indicates the number of statements that pass between successive uses of a variable. For illustration in the f
Q. What do you mean by class? A class is a template that specifies the properties of objects. Classes have an interface that consists of the operation a body which implements t
Usability testing is testing of 'user-friendliness'. User interviews, surveys, video recording of user sessions and other methods can be used. Programmers and developers are usuall
INFORMATION STORAGE AND RETRIEVAL SOFTWARE: IBM (International Business Machines Corporation) was one of the earliest to invest money to develop software packages intended fo
What does data modelling means? Data modelling is the first step in the analysis modelling. In data modelling the data objects are checked independently of processing. The data
Q. Drive an expression for peak manning of a project using Nordes - Rayleigh equation . Ans Norden Rayleigh curve utilized to approximate software project . M(t) =Man powe
Q. Who is a stake holder for a software project? [Stake holder :- something or somebody with direct interest: a group or person with a direct interest, investment or involvem
What is Version and release management? Invent an identification system for system versions. Plan when a new system version is to be formed. Ensure that version managemen
Explain Quick-fix Model Quick-fix Model : This is the easiest model used for the maintenance of the software. In this model changes at the code level are made as early as poss
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