CERTIFIED-IN-CYBERSECURITY · Question #777
CERTIFIED-IN-CYBERSECURITY Question #777: Real Exam Question with Answer & Explanation
The correct answer is A: Data left over after routine removal and deletion. Data Remanence refers to data left over after routine removal and deletion of data from a storage device (see ISC2 Study Guide, chapter 4, module 3). When digital data is deleted, instead of being erased from the storage media, it is often only marked deleted, and the correspondi
Question
What does the term 'data remanence' refer?
Options
- AData left over after routine removal and deletion
- BAll of the data in a system
- CFiles saved locally that can't be remoted accessed
- DData in use that can't be encrypted
Explanation
Data Remanence refers to data left over after routine removal and deletion of data from a storage device (see ISC2 Study Guide, chapter 4, module 3). When digital data is deleted, instead of being erased from the storage media, it is often only marked deleted, and the corresponding space is then made available to be overwritten later on. Consequently, deleted data can still be present on the storage media, and can be recovered using the proper media analysis and recovery tools. Data remanence is a concern when media storage devices containing sensitive or confidential data need to be disposed of. Specialized techniques and tools can be used to securely erase data and reduce the risk of data remanence, such as degaussing and other specialized data destruction tools. Therefore, the term data remanence is unrelated to any of the
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