Point out the wrong statement:
A. Taken as a unit, “Request => Process => Response” is not an atomic transaction
B. A coherent transaction either succeeds and is enacted, or fails and is rolled back
C. When rollback is not possible due to optimistic transaction commitment in a multiuser application, durability requires correcting the condition
D. None of the mentioned
Answer:A
Point out the wrong statement:
A. Taken as a unit, “Request => Process => Response” is not an atomic transaction B. A coherent transaction either succeeds and is enacted, or fails and is rolled back C. When rollback is not possible due to optimistic transaction commitment in a multiuser application, durability requires correcting the condition D. None of the mentioned
Explanation:Taken as a unit, “Request => Process => Response” is an atomic transaction. 6. Which of the following component is required for both online and local data access in hybrid application ?