1Z0-1085-26 Core Oci Services Practice Question
A cloud architect needs to deploy a cloud-native application using Docker containers without managing any underlying infrastructure, servers, or Kubernetes worker nodes. Which OCI service should they select?
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
✓
OCI Container Instances
OCI Container Instances is a serverless compute service that lets you run containers quickly without needing to manage any underlying infrastructure or provision compute instances.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
OCI Functions
Why it's wrong here
OCI Functions is for event-driven serverless code execution rather than arbitrary long-running container workloads.
- ✗
Oracle Container Engine for Kubernetes (OKE)
Why it's wrong here
OKE requires managing Kubernetes clusters and worker node pools.
- ✓
OCI Container Instances
Why this is correct
Container Instances is designed for serverless container deployment without infrastructure management.
- ✗
Compute Instances with Custom Images
Why it's wrong here
Standard compute instances require OS patching and manual container runtime management.
Quick reference
Cloud Service Model Comparison
| Model | You Manage | Provider Manages | Examples |
|---|---|---|---|
| IaaS | OS, runtime, apps, data | Hardware, hypervisor, networking | EC2, Azure VMs, GCP Compute Engine |
| PaaS | Apps and data | OS, runtime, middleware, hardware | Elastic Beanstalk, Azure App Service |
| SaaS | Data and settings only | Everything else | Microsoft 365, Salesforce, Workday |
| FaaS / Serverless | Function code only | Infra, scaling, runtime | Lambda, Azure Functions, Cloud Run |
| CaaS | Containers and apps | Kubernetes, OS, hardware | EKS, AKS, GKE |
About these practice questions
Courseiva writes every 1Z0-1085-26 question from scratch — 378 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or 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 Oracle exam blueprint
This 1Z0-1085-26 practice question is part of Courseiva's free Oracle 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 1Z0-1085-26 exam.