easyMultiple Choice
Data Owner Role in Data Classification
In asset security, which of the following is a primary responsibility of a data owner?
Quick Answer
The answer is classifying data, as this is the primary responsibility of a data owner in asset security. A data owner is a senior-level manager accountable for a specific dataset, and their core duty is to determine the data’s sensitivity and business value, which directly drives the classification level—such as public, internal, confidential, or restricted. This classification is the foundational step that dictates all subsequent protection requirements, making it a governance role rather than a technical one. On the CISSP exam, this concept tests your understanding of the separation of duties between data owners (who classify) and data custodians (who implement controls); a common trap is confusing the owner’s strategic accountability with the custodian’s operational tasks. Remember the memory tip: “Owner owns the label, custodian locks the table.”
⚠ Common exam trap
Watch out — candidates often confuse the data owner's strategic, accountability-based role (classification) with the data custodian's operational, hands-on tasks (monitoring, implementing controls, backups), leading them to pick a technical option like 'implementing security controls' instead of the correct classification duty.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Classifying data
The data owner is the senior-level manager who is ultimately accountable for a specific set of data. Their primary responsibility is to determine the data's sensitivity and business value, which directly drives the classification level (e.g., public, internal, confidential, restricted). Classification is the foundational step that dictates all subsequent protection requirements, making it a core duty of the data owner, not a technical implementer.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Monitoring access logs
Why it's wrong here
Monitoring access logs is an operational detective task performed by administrators or security staff, not a governance decision. A data owner is accountable for classifying information and defining who may access it. Log review would be the correct focus for a security analyst or system administrator role.
- ✓
Classifying data
Why this is correct
Classifying data is a core data-owner duty: the owner assigns sensitivity labels and determines handling requirements based on value and risk. This satisfies the stem's constraint by placing classification authority with the accountable business role, not IT custodians, who merely implement the owner's specified controls.
- ✗
Implementing security controls
Why it's wrong here
Implementing security controls is the data custodian's hands-on role, applying the protections the owner mandates. The data owner sets classification and access policy rather than configuring controls. Implementation would be correct if the question concerned who operates and maintains safeguards day to day.
- ✗
Backing up data
Why it's wrong here
Backing up data is a technical operational task executed by custodians or administrators, not a governance responsibility. The data owner decides classification and access rights, remaining accountable for the asset. Backup execution would be the correct answer if the question asked about a data custodian's duties.
Go deeper
Related to this question
Learn chapter
Asset Security: Classification and Handling
Key term
Security
Security in IT is the practice of protecting systems, networks, and data from unauthorized access, damage, or theft.
Key term
Data owner
A senior-level person who is accountable for the classification, protection, and appropriate use of a specific set of data within an organization.
About these practice questions
This CISSP question is part of Courseiva's 816-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
Same concept, more angles
2 more ways this is tested on CISSP
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. A security analyst discovers that a business unit is storing sensitive data on a file share without classification labels. What is the first step to remediate?
medium- A.Move the data to a secure server
- B.Immediately delete the data
- ✓ C.Notify the data owner to classify the data
- D.Encrypt the file share
Why C: The first step in remediating unclassified sensitive data is to notify the data owner, who is responsible for assigning classification labels based on organizational policy. Without classification, subsequent security controls (e.g., encryption, access controls) cannot be correctly applied because the data's sensitivity level is unknown. This aligns with the CISSP principle that data classification must precede protection mechanisms.
Variation 2. A company wants to ensure that data is properly classified before storage. Which control should be implemented?
easy- ✓ A.Data Classification Policy
- B.Encryption
- C.Data Loss Prevention (DLP)
- D.Access Control Lists (ACLs)
Why A: A Data Classification Policy is the foundational control that defines the categories (e.g., public, internal, confidential) and handling requirements for data before it is stored. Without a policy, technical controls like encryption or DLP lack the classification labels needed to apply the correct rules. The policy ensures that data owners and custodians consistently label data at creation or ingestion, enabling downstream security controls to function correctly.
JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CISSP practice question is part of Courseiva's free ISC2 certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the CISSP exam.