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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.
What is the Evolution of software engineering Any application on computer runs by software. As computer technologies have changed tremendouslyinthe last five decades, consequen
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A technical review is the review that refers to content of the technical material being reviewed.
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Depth of conditional nesting This is a measure of the depth of nesting of if-statements in a program. Deeply nested if statements are hard to understand and are potentially er
What is a software project test plan? A test plan is the master document that having all details pertaining to testing of the application. Its contents include: - Testing sc
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I need the code for creating a simple ball game on net beans/Open gl
how to start building software
Define debugging. Debugging is explained as the process of removal of defect. It happens as a consequence of successful testing
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