1Z0-1072-26 Networking Practice Question
What is the primary difference between a public subnet and a private subnet in an OCI Virtual Cloud Network?
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
✓
Public subnets have route table rules pointing to an Internet Gateway, while private subnets do not.
Public subnets have a route to an Internet Gateway, allowing instances within them to have public IP addresses and communicate with the public internet. Private subnets do not have routes to an Internet Gateway.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Private subnets require IPv6 addressing.
Why it's wrong here
IPv6 is optional for both public and private subnets.
- ✓
Public subnets have route table rules pointing to an Internet Gateway, while private subnets do not.
Why this is correct
This is the fundamental distinction defining public versus private subnets in OCI.
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Private subnets cannot use Security Lists.
Why it's wrong here
Both public and private subnets can use Security Lists.
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Public subnets cannot communicate with Oracle Database services.
Why it's wrong here
Public subnets can access Oracle services, provided proper routing and security rules exist.
Visual reference
About these practice questions
One of 521 original 1Z0-1072-26 practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. 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 1Z0-1072-26 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 1Z0-1072-26 exam.