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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 failure typically takes four hours to fix. What is the availability of the replicated service?
(b) In the gossip architecture, why does a replica manager need to keep both a ‘replica' timestamp and a ‘value' timestamp?
(c) Explain the difference between linearizability and sequential consistency, and why the latter is more practical to implement, in general.
(d) Explain why allowing backups to process read operations leads to sequentially consistent rather than linearizable executions in a passive replication system.
Advantages of Re-Engineering:- 1) Reduced risk - there is a huge risk in new software development. There might be development problems, staffing problems and specification pro
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.
Which is not the purpose of full annealing Produces hardest material.
I have a vb.net application i would like to add database function + coding the the function to let the application work and also to add a login window for the customers + custom
Question 1 What is project management? Explain various activities involved in project management Question 2 Describe the following with respect to Estimation and Budgeting of
A function module can be called from a transaction screen outside an ABAP/4 program. Yes, a function module called from transaction screen.
QUESTION (a) Illustrate the concept of a software bus in CORBA (b) Taking an example of your own, explain how component-based software engineering can allow very rapid softw
Define the Prototyping Model In this model, a working model of actual software is developed originally. Prototype is just like a sample software having low reliability and les
Explain Metrics assumptions of Software metrics Software metrics A software property can be calculated. The relationship exists among what we can measure and what we
Incremental integration testing is permanent testing of an application as new functionality is recommended. This may need that various aspects of an application's functionality are
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