1Z0-1085-26 Core Oci Services Practice Question
A developer wants to run event-driven data processing tasks in OCI without provisioning or managing any underlying servers. The execution duration is short (under 5 minutes). Which OCI service should the developer use?
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 Functions
OCI Functions is a serverless, highly scalable platform based on the Fn Project open source engine that allows developers to run code without managing servers.
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 this is correct
OCI Functions provides a serverless compute platform ideal for short-lived, event-driven tasks.
- ✗
Container Instances
Why it's wrong here
Container Instances run containers without managing servers, but OCI Functions is specifically designed for event-driven, serverless execution.
- ✗
Compute Instances with Autoscaling
Why it's wrong here
Compute instances require OS management and scaling configuration, whereas functions are fully serverless.
- ✗
Oracle Container Engine for Kubernetes (OKE)
Why it's wrong here
OKE requires managing Kubernetes clusters and node pools.
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
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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.