1Z0-1085-26 Core Oci Services Practice Question
You are configuring a VCN and need to ensure that instances in a private subnet can access the internet to download updates without exposing them to incoming traffic. Which component is required?
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
✓
NAT Gateway
A NAT Gateway allows instances in a private subnet to initiate outbound connections to the internet while preventing inbound connections.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Dynamic Routing Gateway
Why it's wrong here
DRG is for on-premises connectivity.
- ✗
Service Gateway
Why it's wrong here
Service Gateways provide access to OCI public services, not the public internet.
- ✓
NAT Gateway
Why this is correct
NAT Gateway provides secure outbound-only internet access.
- ✗
Internet Gateway
Why it's wrong here
Internet Gateways are for subnets that require bidirectional communication.
Visual reference
About these practice questions
This 1Z0-1085-26 question is part of Courseiva's 378-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam 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.