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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.
Define software scope. The first software project management activity is the determination of software scope. Scope is defined answering the following questions. Context: Wh
compare and contrast the advantages of verticle and horizontal structural partitioning?
Define the process of debugging Generally when developing the code, software developer also carries out some testing. This is called debugging. This unearths the defects that s
write note on hipocode
What are the various testing activities? i. Test planning ii. Test case design iii. Data collection iv. Test execution v. Effective evaluation
Question 1 Explain Iterative Development Model in detail Question 2 Describe the Object Interface Design Question 3 Explain why it is important to describe softwar
What is the advantage of using prototype software development model instead of waterfall model? The waterfall model: This is the classic SDLC model, with a sequential and line
Question 1: (a) Describe the Formal Software Process Model. (b) What are the main strengths of the Formal Software Process Model ? (c) Why is the Software Process Mode
A document reporting on any event that happens during testing that needs further investigation.
Code Complete - Phase of development where functionality is executed in entirety with only bug fixes remaining. - All functions from the functional specifications are alrea
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