Oracle Cloud Infrastructure 2025 Architect Professional (1Z0-997-25) Free Practice Test

Question 1

A new team is deploying APM. How do you prevent unexpected costs?

A. Monitor via logs only

B. Create a budget + tag rule + quota for APM

C. Use Always Free mode only

D. No action

Correct Answer: B

Question 2

Which OCI database option supports globally distributed workloads?

A. Globally Distributed Autonomous Database

B. Classic RAC

C. Data Guard only

D. Autonomous DB serverless

Correct Answer: A

Question 3

Which OCI service ensures network-level isolation between web, application, and database tiers?

A. Use security lists only

B. Use network security groups (NSGs) by tier

C. Use IAM policies for network control

D. Use a single subnet with strict ACLs

Correct Answer: B

Question 4

Large plan runs slowly on thousands of resources. What helps?

A. Upgrade Terraform only

B. Use -target to focus on specific resources

C. Break config into environment-specific modules

D. Copy config to separate project

Correct Answer: B,C

Question 5

During peak use, intercloud queries fail sporadically. How improve resilience?

A. Use a backup public endpoint

B. Increase MTU size

C. Deploy redundant interconnect circuits

D. Scale GCP CIDR blocks

Correct Answer: C

Question 6

What challenge is most critical for legacy enterprise apps in migration?

A. Dependency mapping complexity

B. Network latency differences

C. Disk IOPS mismatch

D. Lack of Dockerfile

Correct Answer: A

Question 7

Which Oracle service automatically discovers and inventories VMs from on_prem or third_party clouds?

A. OCI Monitoring

B. Oracle Cloud Migrations service

C. OCI Resource Manager

D. OCI Cloud Shell

Correct Answer: B

Question 8

What offers the lowest network latency between Azure and OCI when using Oracle Interconnect?

A. Azure-to-Azure gateway hop

B. Azure ExpressRoute + OCI FastConnect

C. VPN with compression

D. Over public internet VPN

Correct Answer: B

Question 9

Backups between OCI and Azure show latency spikes. How should you optimize?

A. Use public endpoints with CDN

B. Lower backup frequency

C. Tune VPN MTU size

D. Provision dedicated FastConnect + ExpressRoute

Correct Answer: D

Question 10

Functions show cold-start spikes. What mitigations work best?

A. Bundle large dependencies

B. Use Graal v2 functions for faster startup

C. Keep functions warm via scheduled pings

D. Increase memory allocation without tuning

Correct Answer: B,C

Question 11

ASH shows high child cursor churn. What's likely remediation?

A. Use session cursor caching and bind variables

B. Purge shared pool regularly

C. Increase OCPU count

D. Automatic indexing only

Correct Answer: A

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Oracle Cloud Infrastructure 2025 Architect Professional (1Z0-997-25) Free Practice Test