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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.
developer
Question: Advanced Buttons and Event Detection. a. With two ways to assign event handlers to buttons, which one do you preferably use and why? on(press) vs. onPress b. Wh
"User documentation" is a document that explains the way a software product or system should be used to get the desired results.
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A function module can be called from a transaction screen outside an ABAP/4 program. Yes, a function module called from transaction screen.
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