10 Questions
What is the primary concern in transactional dependability?
Ensuring atomicity and durability properties of transactions
What happens when a site failure occurs in a distributed transaction?
The main memory contents are lost, but secondary storage contents are safe
What is the purpose of commit protocols in distributed transactions?
To execute the commit command for distributed transactions
What is a common consequence of communication failures in distributed transactions?
Transaction abort
What is the primary goal of termination protocols?
To deal with failures that occur during transaction execution
What is a possible outcome of a transaction abort?
The transaction is rolled back
What is a potential consequence of a head crash or controller failure?
The stored data is lost
What is the average percentage of transactions that abort abnormally?
3%
What is a type of failure that can occur in a distributed transaction?
All of the above
What is the purpose of RPC and RMI semantics in the presence of failures?
To mask communication failures
Test your understanding of fault tolerance and dependability concepts, including reliability and availability. Learn how to measure the success of a system in meeting its specifications and operating continuously.
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