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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.
Why testing is important with respect to software? A testing process focuses on logical internals of software ensuring that all statements have been tested and all are function
write a main module and three other nodules. The owners of the Super Supermarket would like to have a program that computes the monthly gross pay of their employees as well as the
Question 1: In his book Tales of a New America, Robert Reich describes the importance of teamwork in an increasingly technological age: Rarely do even Big Ideas emerge any l
differentiate between structured analysis and structured design
Question: a) List and explain three project Estimation techniques. b) During an estimation exercise, a work breakdown structure (WBS) is used as checklist for the activitie
What are the benefits of smoke testing? Integration risk is minimized. The quality of the end-product is improved. Error diagnosis and correction are simplified. Asses
in which platform can i best develop a college financial/accounting system? what modules can it entail?
desidn a complete flow chart diagram ,which ask the user to input the rate of diesel and quantity of diesel consumed.after calculate the total amount of diesel consumed and display
Q. Consider the program given below void main() { int i,j,k; readln (i,j,k); if( (i k) ) { writeln("then part"); if (j writeln ("j
Q. Illustrate the relationship between Time and cost? In software projects, time cannot be freely exchanged against cost. Such a trade off is limited by the nature of the softw
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