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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.
Structure chart: A structure chart is a top-down modular design tool, constructed of squares representing the dissimilar modules in the system, and lines that connect them. The l
Why testing is important with respect to software? A testing process focuses on logical internals of software ensuring that all statements have been tested and all are function
Determine the Software development models Software Engineering deals with development of software. Thus, understanding the basic characteristics of software is essential. Softw
The majority charge carriers in p-type semiconductor are?? The majority charge carriers are holes.
Q. Management Issues in software development? Management Issues:-Project managers typically write the risk management plan and most people don't wish to air their weaknesses in
Q. Consider the program given below void main() { int i,j,k; readln (i,j,k); if( (i k) ) { writeln("then part"); if (j writeln ("j
box diagram with example
Explain Big-Bang Strategy? Ans) Big-Bang approach is very easy in its philosophy where basically all the modules or builds are constructed and tested independently of each other
Incremental testing is fractional testing of an incomplete product. The aim of incremental testing is to give an early feedback to software developers.
Question: (a) Shneiderman's eight golden rules for dialogue design are (1) strive for consistency, (2) enable frequent users to use shortcuts, (3) give informative feedback,
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