Courseiva
Core Oci ServiceshardMultiple ChoiceObjective-mapped

1Z0-1085-26 Core Oci Services Practice Question

An administrator must configure DNS resolution so that instances within a VCN can resolve custom internal domain names managed by an on-premises DNS server connected via FastConnect. Which OCI DNS feature should be used?

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

Private DNS Resolver with Forwarding Rules

OCI Private DNS resolver allows conditional forwarding rules to forward queries for specific domains to designated on-premises DNS 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.

  • Default Internet DNS Resolver

    Why it's wrong here

    Default resolver handles internet and basic VCN domain resolution, not custom on-premises zones.

  • Public Zones

    Why it's wrong here

    Public zones are for external internet-facing DNS management.

  • Traffic Management Steering Policies

    Why it's wrong here

    Traffic management policies route global DNS traffic based on health and geo-location.

  • Private DNS Resolver with Forwarding Rules

    Why this is correct

    Private DNS resolver supports custom views and forwarding rules to on-premises resolvers.

Visual reference

Client Recursive Resolver Root DNS (13 root servers) TLD DNS (.com, .org, …) Authoritative example.com query IP addr answer

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 →

How Courseiva writes practice questions · Editorial policy

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.