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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 are the Problems of Prototyping In some organisations, theprototyping isn't as successful as anticipated. A common problem with this approach is that people expect much
Hybrid design: Pure top-down or pure bottom up approaches are often not practical thus hybrid approach which combines the above two approaches is often used.
Software configuration management is an umbrella activity which is applied by the software procedure. SCM identifies controls, audits and reports modifications that invariably occ
Define software measurement. A software measurement is a method or method that applies software calculates to a class of software engineering objects to attain a predefined goa
pls explain how to calculatethe cyclomatic complexity and independent paths Determine the cyclomatic complexity of the code ( (iii) Identify all the independent paths
how to save image of a dialog box by using c++
Determine about Software Review - This is an evaluation method that includes the bringing together a group of technical personnel to examine a software artifact in order to imp
A) What is test-driven software development? Why test-driven software development is significant in agile development approach? B) Explain how the following software develo
Give explanation about the incremental model. - Have same phases as the waterfall model. - Phases are as follows: Analysis. Code. Design. Test. Incre
Testing conducted to consider a system or component in its operational environment. Contrast with development, testing,; testing, acceptance;
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