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Concurrent Access and Record Locking Quiz

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Concurrent Access and Record Locking Quiz

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Questions and Answers

Which technique is used to prevent simultaneous access to objects in a database?

Record locking (correct)

Serialisation

Timestamp ordering

Deadlocks

What can happen if two users are attempting to update two records simultaneously?

Timestamp ordering

Record locks

Data inconsistencies (correct)

Serialisation

What is a situation called when two users are unable to proceed with their updates?

Deadlock (correct)

Timestamp ordering

Serialisation

Record locking

Which technique ensures that transactions do not overlap in time?

<p>Serialisation</p> Signup and view all the answers

What must the DBMS do when a deadlock occurs?

<p>Recognize the deadlock and take action</p> Signup and view all the answers

Concurrent Access and Record Locking Quiz

Choose a study mode

Podcast

Questions and Answers

Which technique is used to prevent simultaneous access to objects in a database?

What can happen if two users are attempting to update two records simultaneously?

What is a situation called when two users are unable to proceed with their updates?

Which technique ensures that transactions do not overlap in time?

What must the DBMS do when a deadlock occurs?

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