A key requirement of database management systems (DBMS) is to ensure thedurabilityof transaction information. Which of the following describes this requirement:

Group of answer choices

A transaction is not undone if the system fails after it is completed.

Only valid data will be written to the database.

Other operations cannot interfere with a transaction that is being processed. Other operations cannot interfere with a transaction that is being processed.

The entire transaction is completed or no part of it is completed.