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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 class? A class is a template that specifies the properties of objects. Classes have an interface that consists of the operation a body which implements t
Product Engineering The Product engineering which is also called system engineering is a problem solving activity. To function, desired product data, and behaviour are uncovere
What is the meaning of cardinality in data modelling? Cardinality in data modelling, cardinality specifies how the of occurrences of one object is linked to the number of occur
HOW DECISION TREE IS SIMULATED IN PSCAD
Explain Control Structure Testing Ans) Due to basis path testing alone is insufficient, other methods should be utilized. Condition testing can be utilized to design test cas
In how many types requirements have been classified Requirements are classified in the below two types: i) Functional requirements: They define the factors such as I/O fo
Discuss in details the design principles. The design process is free from tunnel vision. The design should be observable to the analysis model. Design should not reinv
what is time line chart for travel management?
A walk-through is an informal meeting for informational purposes or evaluation.
Types of coupling are:- A) Data coupling B) Stamp coupling C) Control coupling D) External coupling E)Common coupling F) Content coupling
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