20+ practice questions focused on Core Oci Services — one of the most tested topics on the Oracle Cloud Infrastructure Foundations 2026 Associate (1Z0-1085-26) (1Z0-1085-26) exam. Each question includes a detailed explanation so you learn why the right answer is correct.
Start Core Oci Services PracticeAn enterprise application requires block storage with extremely high IOPS and ultra-low latency for an Oracle Database deployment. Which OCI Block Volume performance tier should you configure?
Explanation: Higher Performance (formerly Ultra High Performance) offers up to 300,000 IOPS and 4rd-generation NVMe performance, specifically built for demanding databases.
You are configuring autoscaling for an instance pool. Which two metric types are natively supported by OCI Autoscaling to trigger scale-out and scale-in events?
Explanation: OCI Autoscaling natively supports CPU utilization and Memory utilization metrics to trigger scaling actions.
An administrator needs to attach a block volume to a compute instance. Which two attachment methods are supported by OCI Block Volume service?
Explanation: OCI Block Volume supports both Paravirtualized and iSCSI attachment methods for attaching block volumes to compute instances.
Which THREE components are required to successfully configure a Site-to-Site VPN connection from an on-premises data center to an OCI VCN? (Choose three.)
Explanation: A Site-to-Site VPN requires a Customer Premise Equipment (CPE) object, a Dynamic Routing Gateway (DRG), and an IPsec connection linking them.
An organization has multiple business units with separate VCNs in the same OCI region. They need to peer these VCNs directly to share data privately without routing traffic through an on-premises data center. Which OCI component enables this?
Explanation: A Local Peering Gateway (LPG) enables you to peer two VCNs in the same region so that traffic flows privately between them.
+15 more Core Oci Services questions available
Practice all Core Oci Services questions1. Baseline your knowledge
Start with 10 questions to gauge your current understanding of Core Oci Services. This tells you whether you need a concept refresher or just practice.
2. Review every explanation
For each question — right or wrong — read the full explanation. Understanding why an answer is correct is more valuable than knowing the answer itself.
3. Focus on exam traps
Core Oci Services questions on the 1Z0-1085-26 frequently use trap wording. Look for subtle differences in answers that test your precision, not just general knowledge.
4. Reach 80% consistently
Do repeated sessions until you score 80%+ three times in a row. Then move to mixed-mode practice to test cross-topic recall under realistic conditions.
The exact number varies per candidate. Core Oci Services is tested as part of the Oracle Cloud Infrastructure Foundations 2026 Associate (1Z0-1085-26) (1Z0-1085-26) blueprint. Practicing with targeted Core Oci Services questions ensures you can handle any format or difficulty that appears.
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Difficulty is subjective, but Core Oci Services is a high-priority exam concept tested in multiple ways — direct recall, scenario analysis, and command-output interpretation. Consistent practice is the best way to build confidence.
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