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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.
Question: a) Briefly describe the principles of the DSDM methodology. b) What are the advantages of using the DSDM methodology? c) The MOSCOW technique is used to priori
Hoosier Burger''s food ordering system dfd and data dictionary
Design could mean to lots of things, but often refers to internal design or functional design. Good functional design is point to by software functionality can be traced back to cu
what is critical path management
Describe in brief about Throw away Prototyping ?
Derive input space partitioning tests for the BoundedQueue class with the following signature:
What is CMMI framework? The CMMI framework is the present stage of work on process assessment and improvement that started at the Software Engineering Institute in the 1980s.
Q. Explain about Data coupling? The dependency among module A and B is said to be data coupled if their dependency is based on the fact they communicate by merely passing of da
What is SCM? Software Configuration Management is a set of activities carried out for identifying, organizing and controlling alters throughout the lifecycle of computer softwa
describe the types of coupling and cohesion.?
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