CISSP-ISSEP · Question #55
Which of the following Registration Tasks sets up the system architecture description, and describes the C&A boundary?
The correct answer is B. Registration Task 4. Registration Task 4 (DIACAP context) is the correct answer because it initiates the DIACAP Implementation Plan (DIP), which requires documenting the system architecture description and formally defining the Certification & Accreditation (C&A) boundary - establishing the scope of
Question
Which of the following Registration Tasks sets up the system architecture description, and describes the C&A boundary?
Options
- ARegistration Task 3
- BRegistration Task 4
- CRegistration Task 2
- DRegistration Task 1
How the community answered
(40 responses)- B93% (37)
- C3% (1)
- D5% (2)
Explanation
Registration Task 4 (DIACAP context) is the correct answer because it initiates the DIACAP Implementation Plan (DIP), which requires documenting the system architecture description and formally defining the Certification & Accreditation (C&A) boundary - establishing the scope of what will be certified and accredited.
- Registration Task 1 (D) focuses on registering the system with the DoD Component IA Program - it's about enrollment, not architecture or boundary definition.
- Registration Task 2 (C) is concerned with assigning IA controls based on the system's Mission Assurance Category (MAC) and Confidentiality Level (CL), not architectural documentation.
- Registration Task 3 (A) involves assembling the DIACAP team and identifying roles/responsibilities, which comes before the DIP is fully initiated.
Memory tip: Think "4 = Foundation" - Task 4 lays the architectural foundation by drawing the box (C&A boundary) around the system before any controls work begins.
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