If all went well during the prepare phase of the two-phase commit, then during the commit phase ____.
A) only the site issuing the update request writes the update to its database
B) all of the involved sites write the update to their logs
C) all of the involved sites write the update to their databases
D) all of the sites except the site issuing the update request write the update to their logs
E) all of the sites except the site issuing the update request write the update to their databases

Question

Quizplus · Accepted Answer

During the commit phase, all of the involved sites commit the transaction by writing the update to their databases, ensuring that the changes are durable and persistent.

If All Went Well During the Prepare Phase of the Two-Phase