What is meant by the term deadlock, Management Information Sys

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QUESTION

You have an e-procurement system, and you want to ensure that your transactions are stored in a reliable manner

(a) Name the test that you would apply to your data for this purpose

(b) Describe the elements of this test and give an example in each case

The Journal
The Checkpoint
The Recovery Manager
Rollforward
Rollback
Compensating Transactions

(d) State and describe 4 characteristics of Transaction Processing Systems

(e) What is meant by the term Deadlock and give one way in which this situation can be corrected

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