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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.
What is architectural evolution? Architectural evolution is the practice of modifying a system from a centralized architecture to a distributed architecture like client server.
Products, services, or information required from suppliers to make a process work.
how do risc factor affect a spiral model of software development
Q. Explain Span and average span size of a program? Span dimension indicates the number of statements that pass between successive uses of a variable. For illustration in the f
Derive input space partitioning tests for the BoundedQueue class with the following signature:
Describe how the goals of quality control (QC) flexible manufacturing systems (FMS), design for assembly (DFA)and low overall costs can be best combined by computer integrated manu
What is a variant Ans) "Variants" are versions of a program.
QUESTION Draw a class diagram which represents the information handled by the Online Bakery-equipments Ordering System. Your class should briefly and simply reflect the relatio
What is meant by System Requirements Set out the system constraints and services in well explained. Serves as a contract among the system buyer & the system developer.
Define the Minimum cardinality of a relationship Minimum cardinality of a relationship is the minimum number of instances of second entity (student, in this case) with every in
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