Helios Reference Architecture
9 minutes · 2 Practice questions
Helios
Certifications
Written by Cold Sun Enterprise · Last updated 2026-10
Practice questions are written for study and are never used in the exam.
Enrol to open the full lessons and practice questions. Overview
This topic asks you to place every capability in the right Helios product, keep one authority for each kind of data, isolate tenants and environments, and record architectural decisions so that trade-offs stay visible. Expect scenario questions where a stakeholder proposes a shortcut and you must name the boundary it would break.
9 minutes · 2 Practice questions
10 minutes · 2 Practice questions
8 minutes · 2 Practice questions
This topic covers how business entities are modelled, how systems exchange data safely, and how data is migrated, reconciled and retained. Expect questions about identifiers, idempotency, retry behaviour, pagination, review queues and where raw files may be stored.
9 minutes · 2 Practice questions
10 minutes · 2 Practice questions
9 minutes · 2 Practice questions
This topic tests identity, authorization, data protection and threat thinking. You will be asked how Helios decides who can do what, how sign-in methods are constrained, how data and credentials are protected, and how systems should behave when a control is unavailable.
11 minutes · 2 Practice questions
9 minutes · 2 Practice questions
10 minutes · 2 Practice questions
This topic tests how Helios is designed for large workforces and busy periods, how it behaves when parts of the system fail, and how performance and health are measured. Expect questions on bounded work, retry design, isolation of failures and evidence-based performance claims.
9 minutes · 2 Practice questions
10 minutes · 2 Practice questions
8 minutes · 2 Practice questions
This topic covers how AI is governed in Helios: the control plane around AI Core, the way Sol is grounded and authorized, and how AI features are evaluated. Expect questions about conditions for writes, human approval, per-call authorization and honest measurement.
10 minutes · 2 Practice questions
10 minutes · 2 Practice questions
9 minutes · 2 Practice questions
This topic ties the products together: end-to-end flows across engagement, delivery, finance and support, how changes are rolled out without breaking customers, and how architecture is governed. Expect scenarios about authorities between systems, safe rollout, and honest status reporting.
10 minutes · 2 Practice questions
9 minutes · 2 Practice questions
8 minutes · 2 Practice questions