1Z0-1085-26 Core Oci Services Practice Question
You need to perform maintenance on a physical host running your OCI compute instance. How can you ensure minimal downtime when OCI is scheduled to reboot the instance for underlying host maintenance?
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
✓
Manually reboot the instance before the maintenance deadline to trigger migration to a healthy host
OCI notifies users of scheduled maintenance and allows you to manually reboot the instance early to migrate it to a healthy physical host before the deadline.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Manually reboot the instance before the maintenance deadline to trigger migration to a healthy host
Why this is correct
Rebooting before the deadline initiates a migration to a healthy host.
- ✗
Change the VCN route table during maintenance windows
Why it's wrong here
Route tables do not affect host infrastructure maintenance.
- ✗
Attach an additional Block Volume to prevent host reboots
Why it's wrong here
Block volumes do not prevent host maintenance reboots.
- ✗
Convert the virtual machine into a Bare Metal server
Why it's wrong here
VMs cannot be converted to bare metal in-place.
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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
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