WGU D430 fundamentals of information
security- WGU Exam Study Guide – Complete
Questions with Correct Detailed Answers |
Latest Updated Version
Prepare effectively for your Western Governors University (WGU) exams with this
comprehensive and well-organized study guide. This resource contains complete exam
questions with correct and detailed answers, designed to help students understand key
concepts and successfully prepare for their WGU assessments.
WGU courses follow a competency-based learning model, meaning students must
demonstrate a strong understanding of course objectives before passing their assessments.
This study guide helps simplify the process by providing structured questions and accurate
explanations that reinforce important topics and improve exam readiness.
What This Study Guide Includes
✔ Complete exam questions covering key WGU course competencies
✔ Correct answers with clear and detailed explanations
✔ Organized format for quick and effective revision
✔ Coverage of commonly tested concepts in WGU assessments
✔ Latest updated version for reliable exam preparation
Why This Study Guide Is Helpful
This resource is designed to help students review faster, understand concepts more clearly,
and build confidence before taking WGU Objective Assessments (OA). Practicing with
structured questions and reviewing detailed answers helps strengthen knowledge and
improve test-taking skills.
Ideal For
,• WGU Objective Assessment (OA) preparation
• Midterm and final exam review
• Self-paced study and revision
• Practicing exam-style questions
• Strengthening understanding of course competencies
A valuable study resource designed to support WGU students in preparing effectively and
performing confidently in their exams.
Information security
protecting data, software, and hardware secure against unauthorized access, use, disclosure,
disruption, modification, or destruction.
Compliance
The requirements that are set forth by laws and industry regulations.
IE: HIPPA/ HITECH- healthcare, PCI/DSS- payment card industry, FISMA- federal government
agencies
DAD Triad
Disclosure, alteration, and denial
CIA Triad
The core model of all information security concepts. Confidential, integrity and availability
Confidential
Ability to protect our data from those who are not authorized to view it.
What ways can confidentiality be compromised?
- lose a personal laptop with data
- Person can view your password you are entering in
- Send an email attachment to the wrong person.
- Attacker can penetrate your systems....etc.
, integrity
Keeping data unaltered by accidental or malicious intent
How to maintain integrity?
Prevent unauthorized changes to the data and the ability to reverse unwanted authorized
changes.
Via system/file permissions or Undo/Roll back undesirable changes.
Availability
The ability to access data when needed
Ways Availability can be compromised
- Power loss
- Application issues
- Network attacks
- System compromised (DoS)
Denial of Service (DoS)
Security problem in which users are not able to access an information system; can be caused by
human errors, natural disaster, or malicious activity.
Parkerian hexad model
A model that adds three more principles to the CIA triad:
Possession/Control
Utility
Authenticity
Possession/ control
Refers to the physical disposition of the media on which the data is stored; This allows you to
discuss loss of data via its physical medium.
Principle of Possession example
Lost package (encrypted USB's and unencrypted USB's)
possession is an issue because the tapes are physically lost.
security- WGU Exam Study Guide – Complete
Questions with Correct Detailed Answers |
Latest Updated Version
Prepare effectively for your Western Governors University (WGU) exams with this
comprehensive and well-organized study guide. This resource contains complete exam
questions with correct and detailed answers, designed to help students understand key
concepts and successfully prepare for their WGU assessments.
WGU courses follow a competency-based learning model, meaning students must
demonstrate a strong understanding of course objectives before passing their assessments.
This study guide helps simplify the process by providing structured questions and accurate
explanations that reinforce important topics and improve exam readiness.
What This Study Guide Includes
✔ Complete exam questions covering key WGU course competencies
✔ Correct answers with clear and detailed explanations
✔ Organized format for quick and effective revision
✔ Coverage of commonly tested concepts in WGU assessments
✔ Latest updated version for reliable exam preparation
Why This Study Guide Is Helpful
This resource is designed to help students review faster, understand concepts more clearly,
and build confidence before taking WGU Objective Assessments (OA). Practicing with
structured questions and reviewing detailed answers helps strengthen knowledge and
improve test-taking skills.
Ideal For
,• WGU Objective Assessment (OA) preparation
• Midterm and final exam review
• Self-paced study and revision
• Practicing exam-style questions
• Strengthening understanding of course competencies
A valuable study resource designed to support WGU students in preparing effectively and
performing confidently in their exams.
Information security
protecting data, software, and hardware secure against unauthorized access, use, disclosure,
disruption, modification, or destruction.
Compliance
The requirements that are set forth by laws and industry regulations.
IE: HIPPA/ HITECH- healthcare, PCI/DSS- payment card industry, FISMA- federal government
agencies
DAD Triad
Disclosure, alteration, and denial
CIA Triad
The core model of all information security concepts. Confidential, integrity and availability
Confidential
Ability to protect our data from those who are not authorized to view it.
What ways can confidentiality be compromised?
- lose a personal laptop with data
- Person can view your password you are entering in
- Send an email attachment to the wrong person.
- Attacker can penetrate your systems....etc.
, integrity
Keeping data unaltered by accidental or malicious intent
How to maintain integrity?
Prevent unauthorized changes to the data and the ability to reverse unwanted authorized
changes.
Via system/file permissions or Undo/Roll back undesirable changes.
Availability
The ability to access data when needed
Ways Availability can be compromised
- Power loss
- Application issues
- Network attacks
- System compromised (DoS)
Denial of Service (DoS)
Security problem in which users are not able to access an information system; can be caused by
human errors, natural disaster, or malicious activity.
Parkerian hexad model
A model that adds three more principles to the CIA triad:
Possession/Control
Utility
Authenticity
Possession/ control
Refers to the physical disposition of the media on which the data is stored; This allows you to
discuss loss of data via its physical medium.
Principle of Possession example
Lost package (encrypted USB's and unencrypted USB's)
possession is an issue because the tapes are physically lost.
