ISC Security Architecture Modeling Practice Question
Which component of an architecture document defines the communication standards between services?
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
✓
Interface specification
The Interface Specification or API design document defines how services communicate.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
System overview
Why it's wrong here
This describes the high-level system components.
- ✗
Data dictionary
Why it's wrong here
Defines data elements.
- ✗
Security policy
Why it's wrong here
This defines governance.
- ✓
Interface specification
Why this is correct
This defines the contracts and communication protocols.
About these practice questions
This ISC question is part of Courseiva's 208-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 →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official (ISC)² exam blueprint
This ISC practice question is part of Courseiva's free (ISC)² 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 ISC exam.