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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.
Write the Process classification. Informal No detailed process model. Development team chose their own way of working. Managed Explained process model wh
What is Transform mapping? The transform mapping is a set of design steps applied on the DFD in order to map the transformed flow characteristics into exact architectural style
what is meant by 345 rule in IEEE 802.3 ?
Illustrate the example of Data dictionary of payroll Data dictionary of payroll may include below fields: PAYROLL = [Payroll Details] = @ employee name + employee + id
Question: a) Draw a diagram showing the parts of an embedded system. b) Give the definition of an Embedded Computer. c) Discuss the similarities and differences between a
Question: (a) The relationship between organisations and information technology is a complex one, and is made up of a number of mediating factors which must be considered prior
what is race condition?explain in detail.
Q. Write a short note on structure chart? Structure Chart is a most important program design technique and shows all components of code in a hierarchical format. Structure
Write definition of software process. Software process is termed as the structured set of doings that are required to develop the software system.
What does Modularity concept mean? Software architecture embodies modularity; i.e. Software is named in to addressable components called modules, which are integrated finally.
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