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QUESTION
(a) Explain why making some replica managers read-only may improve the performance of a gossip system.
(b) In the gossip architecture, why does a replica manager need to keep both a replica timestamp and a value timestamp?
(c) Explain why allowing backups to process read operations leads to sequentially consistent rather than linear executions in a passive replication system.
(d) What is the consistency issue raised by state transfer?
(e) Explain why a multi-threaded server might not qualify as a state machine.
The term "performance testing" is usually used synonymously with stress testing, load testing, reliability testing, and volume testing. It is a part of system testing, but it's als
what is COCOMO model and where it is used also say about COCOMO model when in use then how it act and its characteristtics details
Four Different Phases of spiral model are: 1) Planning 2) Risk analysis 3) Development 4) Assessment
Define software testing? Software testing is a critical element of software quality assurance and shows the ultimate review of design, specification, and coding.
Data validity is the reasonableness and correctness of data.
Testing to satisfy the criterion that every statement in a program be implemented at least once during program testing.
What is SCM? Software Configuration Management is a set of activities carried out for identifying, organizing and controlling alters throughout the lifecycle of computer softwa
Write short notes on empirical estimation models. Estimation model for computer software uses empirically derived formulas to expect effort as a function of line of codes (LOC)
Illustrate the use of the concept Encapsulation.
Question: (a) "People have recourse to outsourcing only for reducing cost". Show this statement on the motivations for outsourcing. (b) "Outsourcing is a threat to the co
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