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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.
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It goes by many terms - information overload, analysis paralysis, data dumping, and so on. You know what we're talking about. It is indeed greater to live in the information age wi
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Q. What are the advantages of using testing tools? Ans: The merits of testing tools are They improve the productivity and quality of software development. Help in
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