ISC Security Architecture Modeling Practice Question
When designing for 'Availability' in a distributed architecture, which pattern is used to handle service failure gracefully?
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
✓
Circuit Breaker
The Circuit Breaker pattern prevents an application from repeatedly trying to execute an operation that is likely to fail.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Circuit Breaker
Why this is correct
This pattern prevents cascading failures in distributed systems.
- ✗
Sharding
Why it's wrong here
This is for data scaling.
- ✗
Load Balancing
Why it's wrong here
Distributes traffic, doesn't handle failure logic.
- ✗
Encryption
Why it's wrong here
This is for confidentiality.
About these practice questions
One of 208 original ISC practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. 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.