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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.
Define about the Integration testing - This test is performed to verify interfaces between system components, interactions between application and file system, hardware and ot
Question: Audio and Video Integration in Flash MX 2004 Professional. What sound formats does Flash MX 2004 support? (incl. if you have Quicktime or later installed on your comp
What are business process engineering tools? By modelling the strategic information requirements of an organization, business process engineering tools provide a "meta-model" f
What is Flowchart? Ans) A diagram showing the sequential steps of a process or of a workflow around a service or product. Formal Review: A technical review conducted with the en
What are the different architectures developed during BPE? Data architecture framework for the information requires of a business. Application architecture incorporates the
Question: (a) Differentiate between application software and system software. (b) Mr. Smith would like to know which type of computer is more appropriate to process the inf
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
What is Quality assurance and standards? Standards are the key to efficient quality management. They may be international, national, and organizational or project standards.
1. Testing that employs a test data selection method designed to obtain test data capable of demonstrating the absence of a set of pre-specified faults, typically, frequently happe
Describe the various types of coupling? i. Data coupling - The data coupling is possible by parameter passing or data interaction. ii. Control coupling - The modules share c
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