A lost update problem may occur between two transactions when these two transactions have read-write conflicts.Question 2Select one:TrueFalse

Data conflict can be resolved through No Operation instructions*TRUEFALSE

What will happen if concurrency control fails?Lost Update ProblemUncommitted dependency (dirty write) problem / Permanent update problemInconsistency analysis problem / Incorrect summary problem

A phantom read problem may occur when a transaction changes the value of an object that has been read by another transaction several times.Question 4Select one:TrueFalse

In a scenario without concurrency control, what problem might arise when two transactions try to update the same data simultaneously?Reduce data consistencyImproved data consistency

A dirty read occurs when a transaction reads data that has been modified by another transaction but not yet committed.Question 14AnswerTrueFalse