1Z0-1072-26 Networking Practice Question
Which OCI networking component acts as a virtual firewall at the subnet level?
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
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Security List
Security Lists act as virtual firewalls that apply to all VNICs within a given subnet.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
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Internet Gateway
Why it's wrong here
Internet Gateways provide routing to the internet, not firewall filtering.
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Security List
Why this is correct
Security Lists provide stateful/stateless ingress and egress packet filtering at the subnet level.
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Dynamic Routing Gateway
Why it's wrong here
Dynamic Routing Gateways handle hybrid routing.
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Service Gateway
Why it's wrong here
Service Gateways route traffic to Oracle Services.
Visual reference
About these practice questions
Courseiva writes every 1Z0-1072-26 question from scratch — 521 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 1Z0-1072-26 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.