OCI ARCHITECT 3 EXAMPREP 2026
COMPLETE QUESTIONS AND ANSWERS
ALREADY PASSED
◉ What are three components to Data and AI.
Answer: Big Data, AI services, and Messaging
◉ What are three components to Governance and Administration.
Answer: Cloud Ops, Security, Observability
◉ What are some Developer Services.
Answer: Low code, AppDev, Infrastructure as code
◉ What are some services in low code.
Answer: Apex
◉ What are some services in AppDev.
Answer: Visual builder studio, GraalVM, Helidon, SQL Developer,
Shell, API/CLI/SDKs/Docs
◉ What are some services in Infrastructure as code.
,Answer: Resource Manager, Terraform, Ansible
◉ What are some key services in Business Analytics.
Answer: Analytics cloud, fusion analytics
◉ what are some severless services.
Answer: Events, Functions, API gateway
◉ what are some App integration services.
Answer: integration cloud, workflow, notifications, email delivery
◉ What are some Business & Industry SaaS.
Answer: ERP, HCM, SCM, Sales, Marketing, customer service, Vertical
industry
◉ What are considerations in choosing a region.
Answer: - Location - choose a region closest to users for lower
latency.
- Data Residency & Compliance - many countries have strict data
residency requirements
- Service Availability - services are made available based on regional
demand, regulatory compliance, resource availability, and other
factors
,◉ If one availability domain goes down in a region will it affect the
others?.
Answer: No - Availability Domains are Isolated from each other, fault
tolerant, unlikely to fail simultaneously
◉ How many fault domains are in a Availability domain.
Answer: 3
◉ What is a fault domain.
Answer: logical data center in availability domain
◉ what is data guard used for.
Answer: Synchronizing data between availability domains
◉ What is purpose of fault domains.
Answer: Fault domains prevent failure in a Availability domain
◉ What is purpose of Availability domains.
Answer: used to prevent failure in a region
◉ what is the purpose of a region pair.
, Answer: Most regions have two separate availability domain
locations to reduce the risk of disaster affecting a location
◉ What is OCI IAM.
Answer: Identity Access Management Service - Access control,
AuthN (who are you) and AuthZ (what permissions do you have)
◉ RBAC.
Answer: Role Based Access Control - Access /privilege control that is
based on a users role
◉ Instance Principal.
Answer: instance and applications can make API calls
◉ What is OCID.
Answer: Oracle Cloud ID - identifies Oracle resources
◉ How is OCID broken down.
Answer: ocid1.<resource type>.<realm>[.future use].<unique ID>
ex. ocid1.volume.oc1.eu-frankfurt-
1.abasdasdasdasdadasdasdadsadsadsad
COMPLETE QUESTIONS AND ANSWERS
ALREADY PASSED
◉ What are three components to Data and AI.
Answer: Big Data, AI services, and Messaging
◉ What are three components to Governance and Administration.
Answer: Cloud Ops, Security, Observability
◉ What are some Developer Services.
Answer: Low code, AppDev, Infrastructure as code
◉ What are some services in low code.
Answer: Apex
◉ What are some services in AppDev.
Answer: Visual builder studio, GraalVM, Helidon, SQL Developer,
Shell, API/CLI/SDKs/Docs
◉ What are some services in Infrastructure as code.
,Answer: Resource Manager, Terraform, Ansible
◉ What are some key services in Business Analytics.
Answer: Analytics cloud, fusion analytics
◉ what are some severless services.
Answer: Events, Functions, API gateway
◉ what are some App integration services.
Answer: integration cloud, workflow, notifications, email delivery
◉ What are some Business & Industry SaaS.
Answer: ERP, HCM, SCM, Sales, Marketing, customer service, Vertical
industry
◉ What are considerations in choosing a region.
Answer: - Location - choose a region closest to users for lower
latency.
- Data Residency & Compliance - many countries have strict data
residency requirements
- Service Availability - services are made available based on regional
demand, regulatory compliance, resource availability, and other
factors
,◉ If one availability domain goes down in a region will it affect the
others?.
Answer: No - Availability Domains are Isolated from each other, fault
tolerant, unlikely to fail simultaneously
◉ How many fault domains are in a Availability domain.
Answer: 3
◉ What is a fault domain.
Answer: logical data center in availability domain
◉ what is data guard used for.
Answer: Synchronizing data between availability domains
◉ What is purpose of fault domains.
Answer: Fault domains prevent failure in a Availability domain
◉ What is purpose of Availability domains.
Answer: used to prevent failure in a region
◉ what is the purpose of a region pair.
, Answer: Most regions have two separate availability domain
locations to reduce the risk of disaster affecting a location
◉ What is OCI IAM.
Answer: Identity Access Management Service - Access control,
AuthN (who are you) and AuthZ (what permissions do you have)
◉ RBAC.
Answer: Role Based Access Control - Access /privilege control that is
based on a users role
◉ Instance Principal.
Answer: instance and applications can make API calls
◉ What is OCID.
Answer: Oracle Cloud ID - identifies Oracle resources
◉ How is OCID broken down.
Answer: ocid1.<resource type>.<realm>[.future use].<unique ID>
ex. ocid1.volume.oc1.eu-frankfurt-
1.abasdasdasdasdadasdasdadsadsadsad
