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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 to fall back on so a failure wouldn't be disastrous
- It's possible to gradually train staff/time to get used to new system
- More expensive than direct since need extra staff to run both systems
- More time consuming as both systems need to be run and evaluated
What are the causes behind to perform white box testing? There are three main reasons behind performing the white box testing. 1. Programmers may have some incorrect assumpt
What is a variant Ans) "Variants" are versions of a program.
What is the Evolution of software engineering Any application on computer runs by software. As computer technologies have changed tremendouslyinthe last five decades, consequen
Attributes Attribute is a characteristic or property of an entity which is of interest to the organisation. It's represented by oval shaped box with name of attribute writt
A group process for generating original and diverse ideas.
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
What specific languages can be used in SRS? Requirement specification necessitates the use of some order language. The language should support the desired qualities of the SRS-
What is COCOMO model? COCOMO stands for COnstructive COst MOdel. It is used for cost Effort=a * KDLOCb Where a and b are two parameters of the model whose specific values
Question: a) It has often been argued that Rapid Application Development results in small stand-alone systems running in isolation. Discuss. b) Rapid Application developmen
Q. How is software design different from coding? Ans: Points of difference among software design as well as coding can be laid down as under: Design : 1. Design is mo
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