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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.
Importance of function point: This is independent of the languages tools, or methodology used for execution. They can be estimated from requirement specification or desig
Regression test cases which a program has previously implemented correctly in order to detect errors spawned by changes or corrections done during software development and maintena
What is CM plan? Explain the types of documents to be managed and a document naming scheme. Explain who takes responsibility for the CM procedures and creation of baselines.
Discuss in detail about data modeling. Data modelling makes use of the ERD. Consists of three interconnected information. The data object. Attributes. Relatio
Leader: Aim/vision of project. Business plan, Screencast coordination, lines of communication, feedback, must give updates during lecture slot. Evaluated, in part, on how well who
State the System Engineering Hierarchy The world view is made up of a set of domains (Di),which can either be a system or a system of systems. WV = {D1,D2,D3,...........,Dn
Boundary Value Analysis: It's widely examined that input values at the extreme ends of input domain cause more errors in system. More application errors happen at the boundaries
Explain in detail about SCM. Software Configuration Management is an umbrella activity which is used throughout the software process. SCM Activities Identify cha
Q. Show the Advantages of Total Quality Management? Improves reputation-problems and faults are sorted quicker and spotted (zero defects) Higher employee morale- wo
CDS/ISIS Software (Micro Version): Micro CDS/ISIS is an advanced non-numerical information storage and retrieval software package. It was developed by UNESCO in 1985 to meet t
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