Question

elena accidentally deleted an important document from her computer. she had not backed up the file, and it could not be recovered. which could have prevented the permanent loss of elenas document? installing software patches using encryption software enabling two - factor authentication implementing regular cloud backups

Explanation:

• Installing software patches helps fix bugs and security vulnerabilities in software, not prevent data loss.
• Using encryption software secures data from unauthorized access, not prevent accidental deletion.
• Enabling two - factor authentication adds an extra layer of security for logging in, not prevent data loss.
• Implementing regular cloud backups stores data in a remote location. If data is deleted from the local computer (like Elena's case), it can be restored from the cloud backup.

Answer:

implementing regular cloud backups