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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.
Product and process standards Problems with standards They may not be seen as relevant and up-to-date by software engineers. They often include too much bureaucratic form
System software
Q. Define Evolutionary prototyping? Evolutionary Prototyping is also known as breadboard prototyping is quite different from Throwaway Prototyping. The major goal when using Ev
The Clue-Less system is a software version of the popular board game Clue. The rules of Clue-Less mirror those of Clue, with the exception of a modified navigation scheme. The soft
What is Fault Tree Analysis? Ans) A form of safety examines that assesses hardware safety to give failure statistics and sensitivity analyses that point to the possible effect o
Software Engineering class assignment The design of the software. You must do 2 things: (1) report of the software design, (2) implement the software as per the design, and
Problem: (a) Draw an Entity Relationship Diagram for the given case study. Show entities and relationships on the diagram (attributes should not be shown). Cardinality and op
What are the different Rapid prototyping techniques? i. Dynamic high level language development. ii. Database programming. iii. Component and application assembly.
Q. Define the Structural Testing? For a moment it called white-box testing. At this point derivations of test cases are according to the program structure. Knowledge of the pro
What is the utilisation of CMM? Capability Maturity Model is used in assessing how fine an organisation's processes permit to complete and manage latest software projects
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