,WGU D430 OA Fundamentals of Information Security 2026/2027
Questions And Answers
Q1. Which principle of the CIA triad ensures that information is
accessible only to authorized individuals?
A) Integrity
B) Availability
C) Confidentiality
D) Utility
Correct Answer: C) Confidentiality
Rationale: Confidentiality protects information from unauthorized disclosure
or access.
Q2. Which CIA-triad principle ensures that information remains
accurate and is not improperly altered?
A) Integrity
B) Availability
C) Confidentiality
D) Possession
Correct Answer: A) Integrity
Rationale: Integrity protects data from unauthorized or accidental
modification and preserves its accuracy and completeness.
Q3. Which security objective ensures that authorized users can
obtain information and services when needed?
A) Authenticity
B) Confidentiality
C) Integrity
D) Availability
Correct Answer: D) Availability
Rationale: Availability ensures that systems, applications, and data remain
accessible to authorized users when required.
Q4. Which Parkerian Hexad principle concerns whether data is
genuine and can be verified as originating from the claimed source?
A) Utility
B) Authenticity
, C) Possession
D) Availability
Correct Answer: B) Authenticity
Rationale: Authenticity addresses whether information, communications, or
identities are genuine rather than forged or impersonated.
Q5. A laptop containing encrypted company information is stolen.
The thief cannot read the data, but the organization no longer
controls the device. Which Parkerian Hexad principle has been
violated?
A) Confidentiality
B) Utility
C) Possession or control
D) Integrity
Correct Answer: C) Possession or control
Rationale: Loss of physical or logical control over information can violate
possession even when confidentiality remains protected through encryption.
Q6. Encrypted data remains intact, but the organization loses the
decryption key and can no longer make meaningful use of it. Which
Parkerian Hexad principle is primarily affected?
A) Availability
B) Integrity
C) Authenticity
D) Utility
Correct Answer: D) Utility
Rationale: Utility concerns whether information is in a usable form for its
intended purpose.
Q7. Which statement best distinguishes information security from
cybersecurity?
A) Information security protects only paper records.
B) Cybersecurity protects only hardware.
C) Information security protects information in any form, while cybersecurity
emphasizes digital systems and networks.
D) The terms have completely unrelated goals.
Questions And Answers
Q1. Which principle of the CIA triad ensures that information is
accessible only to authorized individuals?
A) Integrity
B) Availability
C) Confidentiality
D) Utility
Correct Answer: C) Confidentiality
Rationale: Confidentiality protects information from unauthorized disclosure
or access.
Q2. Which CIA-triad principle ensures that information remains
accurate and is not improperly altered?
A) Integrity
B) Availability
C) Confidentiality
D) Possession
Correct Answer: A) Integrity
Rationale: Integrity protects data from unauthorized or accidental
modification and preserves its accuracy and completeness.
Q3. Which security objective ensures that authorized users can
obtain information and services when needed?
A) Authenticity
B) Confidentiality
C) Integrity
D) Availability
Correct Answer: D) Availability
Rationale: Availability ensures that systems, applications, and data remain
accessible to authorized users when required.
Q4. Which Parkerian Hexad principle concerns whether data is
genuine and can be verified as originating from the claimed source?
A) Utility
B) Authenticity
, C) Possession
D) Availability
Correct Answer: B) Authenticity
Rationale: Authenticity addresses whether information, communications, or
identities are genuine rather than forged or impersonated.
Q5. A laptop containing encrypted company information is stolen.
The thief cannot read the data, but the organization no longer
controls the device. Which Parkerian Hexad principle has been
violated?
A) Confidentiality
B) Utility
C) Possession or control
D) Integrity
Correct Answer: C) Possession or control
Rationale: Loss of physical or logical control over information can violate
possession even when confidentiality remains protected through encryption.
Q6. Encrypted data remains intact, but the organization loses the
decryption key and can no longer make meaningful use of it. Which
Parkerian Hexad principle is primarily affected?
A) Availability
B) Integrity
C) Authenticity
D) Utility
Correct Answer: D) Utility
Rationale: Utility concerns whether information is in a usable form for its
intended purpose.
Q7. Which statement best distinguishes information security from
cybersecurity?
A) Information security protects only paper records.
B) Cybersecurity protects only hardware.
C) Information security protects information in any form, while cybersecurity
emphasizes digital systems and networks.
D) The terms have completely unrelated goals.
