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What are the prototyping approaches in software process?
i. Evolutionary prototyping - In this approach of system development, the initial prototype is prepared and it is then refined by number of stages to final stage.
ii. Throw-away prototyping - Using this approach a rough practical execution of the system is produced. The requirement problems can be identified from this execution. It is then discarded. System is then developed using some dissimilar engineering paradigm.
What is cardinality in data modelling? Cardinality in data modeling, cardinality verifies how the number of occurrences of one object is related to the number of occurrences of
Q Distinguish software faults and software failures? Ans: In case of a failure a software doesn't do what the users expect, a fault is a programming bug that may or mayn't act
QUESTION - Fault Tolerance (a) Three computers together provide a replicated service. The manufacturers claim that each computer has a mean time between failure of five days; a
Decision-making is the activity of deciding appropriate action in given situations. Having useful information helps to reduce the uncertainty in decision-making. Information is
Q Define the failure intensity of the Basic model? Ans: The failure intensity of the Basic model is λ (μ) = λ 0 [1 - μ / v 0 ] Where λ 0 is the initial failure inten
System software
a) There are four steps or activities in needs engineering: elicitation, specification, validation, and negotiation. Briefly explain the task of every of the four steps. Why needs
a) Define Annual Change Traffic (ACT) and Annual Maintenance Effort (AME) of Boehm model. b) For a software system of 90 KLOC, 5KLOC of code was added. The initial development
What is software metric? A Software metric is a easy quantitative measure derivable from any attribute of the software life cycle (E.g.) LOC (Line Of Code) Function poin
What is Peer Reviews? Ans) A methodical examination of software work products by the producer's peers to recognize defects and areas where changes are required.
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