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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.
Software Project Management 1. What is black box and white box testing techniques? 2. Describe different roles of the software development? 3. List out different project
What are the prototyping approaches in software process? i. Evolutionary prototyping - In this approach of system development, the initial prototype is prepared and it is then
Determine the Level 4 of key process areas Level 4 KPAs: 1) Quantitative Process Management (QP): It states quantitative standards for software process. 2)
What is meant by software change? Software change is termed as the change in nature of software as the requirements of software changes.
What is SCI? Software Configuration Item is in order that is carried as part of the software engineering process.
Enterprise software platforms are designed to simplify complex enterprise problems for the development, deployment, and maintenance of multi-tier enterprise solutions. In
What do we meant by software change ?
After studying the module you should understand the principles and techniques associated with modular software development. After studying the module you should understand the c
Communicational cohesion : Communicational cohesion is when parts of a module are grouped because they operate on the similar data (e.g. a module which operates on the similar reco
A consistent measure of software size based on user needs.
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