Question: 4. Explain interaction model of a distributed system. 5. Explain fail-stop failure. 6. What is the purpose of the model? 7. What is middleware? Explain

4. Explain interaction model of a distributed system. 5. Explain fail-stop failure. 6. What is the purpose of the model? 7. What is middleware? Explain limitations of middleware. 8. Give examples of DS. 9. What is omission failure in a DS? 10. Why masking failures is provided in a DS?

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