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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.
Q. How does the risk factor affect the spiral model of software development? Ans: Risk Analysis phase is the most vital part of Spiral Model. In this phase all probable (and
Explain SDLC ? Ans) SDLC-( software development life cycle) is an acronym.
micro program control
This case-study describes the requirements of an airline travel agency who want to develop a website to allow customers to make online bookings. The outline requirements are descri
List out the activities of Linear Sequential Model. Software requirement analysis determines the nature of the problem, function, information domain etc. Design - Translates
Demonstrate the Sequence of prototyping Sequence of prototyping is demonstrated in following Figure.
Test Case A test case is a unit level document describing the inputs, steps of implementation and the expected result of each test condition for each requirement from the BRD.
QUESTION - RMI (a) Figure illustrates an RMI communication. Describe the role of each component in the RMI. (b) Explain the ter
What are the conditions exists after performing validation testing? After performing the validation testing there exists two conditions. The function or performance charact
What is COCOMO model? COnstructive COst MOdel is a cost model, which provides the estimate of number of man-months it will take to make the software product.
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