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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.
Q. What do you mean by REVERSE ENGINEERING? REVERSE ENGINEERING:-It is a process of analyzing software with a outlook to understanding its design and specification. In t
Present an evaluation of the current performance of your chosen company using ROCE, RI, EVA and SVA. (All figures employed should be up to date , clearly explained / justified an
what is waterfall model
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
What are Quality management activities. Quality assurance Establish organisational process and standards for quality. Quality planning Select applicab
Explain in detail the design concepts. Abstraction Functional abstraction Data abstraction Control abstraction Information hiding Every module in
Software faults are unseen programming errors. Software faults are errors in the correctness of the semantics of computer programs.
What is Process improvement? Understanding existing processes and introducing process changes to improve product quality, decrease costs or accelerate schedules. Most proces
expertsmind
Define effector process? The effector process is termed as a process that verifies itself. The effector process exists in specific criteria.
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