Typically,the most serious concurrency problem to avoid in transaction design is:
A) Incorrect summary
B) Uncommitted dependencies
C) Lost update
D) Deferred update

Question

Quizplus · Accepted Answer

Lost update is the most serious concurrency problem to avoid in transaction design. This occurs when two transactions attempt to update the same data at the same time, and one transaction's update is lost. This can lead to inconsistent data and is difficult to detect and correct.

Typically,the Most Serious Concurrency Problem to Avoid in Transaction Design