Certified Information Systems Auditor (CISA) — Question 1122

Which of the following will BEST ensure that archived electronic information of permanent importance remains accessible over time?

Answer options

• A. Regularly migrating data to current technology
• B. Acquiring applications that emulate old software
• C. Performing preventive maintenance on old hardware
• D. Periodically backing up archived data

Correct answer: A

Explanation

Regularly migrating data to current technology (A) ensures that archived information remains compatible with modern systems, preventing obsolescence. While emulating old software (B) might help in some cases, it does not address hardware limitations and may not keep pace with technological advancements. Preventive maintenance on old hardware (C) is insufficient as hardware may fail despite maintenance, and periodic backups (D) do not guarantee ongoing access to outdated formats or systems.