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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.
Gamma testing is testing of software that does have all the needed features, but did not go by all the in-house quality checks.
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Write down the functional requirement for a Library management system. The user should capable to search either all of the primary set of databases or select a subset of dat
Q. Define graph matrix and connection matrix. Ans: Graph matrix: A graph matrix is a square matrix whose size that is a number of rows and columns is equal to the number of n
hello there!! I have above subject that I have final project and also I required with program
what do you understand by recursion.explain the simulating recursion in brief.program of fabinacon series by recursion
What is the Evolution of software engineering Any application on computer runs by software. As computer technologies have changed tremendouslyinthe last five decades, consequen
Question: a) A firewall will be classified according to which layer of the OSI model the protection is at. Using this classification, explain the different types of firewalls.
What are the types of Software system requirements ? Functional requirements: Services the system should be required. Non-functional requirements: Constraints on the servi
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