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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 Version management tools? Version and release identification Systems assign identifiers automatically when a new version is submitted to the system. St
online admision application
Name the design phase of SDLC Generally, design is performed in the below two steps: i) Primary Design Phase: In this phase, system is designed at block level. Blocks are
What is Configuration management planning? All products of the software process may have to be managed: Specifications; Designs; Programs; Test data; User
Testing method to satisfy coverage criteria which need that for each decision point, every possible branch [outcome] be implemented at least once. Contrast with testing, path; test
Devise an architecture for a system that manages the daily operation of a motor vehicle service and repair business. The system will have the following functionality:- Administrati
Explain Structure-based testing techniques - Structure-based testing methods are also termed as white-box testing techniques. - These are dynamic methods. - They use the
What does it mean by software re-engineering ?
Question: (a) Give three advantages of using mobile agents. (b) Distinguish between Static Itinerary Static Order (SISO) and Static Itinerary Dynamic Order (SIDO) mobility
Please let me know that through which techniques software quality assurance is planned?
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