Free 1Z0-997-25 Exam Braindumps - New 2026 Oracle Pratice Exam
Practice Test for 1Z0-997-25 Certification Real 2026 Mock Exam
NEW QUESTION # 45
How can you continuously monitor your security posture across all OCI compartments?
- A. Use Vault audit logs only
- B. Enable Cloud Guard with appropriate detectors and responders
- C. Run daily CLI audit scripts
- D. Rely solely on IAM auth logs
Answer: B
NEW QUESTION # 46
A microservices deployment exhibits slow inter_pod network performance. Which steps help identify and address the bottleneck?
- A. Monitor pod_to_pod metrics in OCI Monitoring
- B. Use Flannel_optimized CNI
- C. Switch to VCN_native networking
- D. Isolate pods in separate subnets
Answer: A,C
NEW QUESTION # 47
Your AI workload in GCP uses Vertex AI and Oracle Autonomous DB. Latency spikes are affecting performance. What's the best fix?
- A. Increase local CPU only
- B. Add caching layer in GCP
- C. Use Oracle Cross_Cloud Interconnect
- D. Use egress-enabled VPN
Answer: C
NEW QUESTION # 48
The cache cluster shows high eviction rates. How do you address it?
- A. Compress data before caching
- B. Decrease TTL on entries
- C. Flush cache periodically
- D. Increase cluster memory or node count
Answer: D
NEW QUESTION # 49
What logging setup gives complete visibility of end-to-end function calls through API Gateway?
- A. Enable API Gateway request logs and Function logs
- B. Use VCN flow logs
- C. Export only Function logs
- D. Enable function print statements
Answer: A
NEW QUESTION # 50
What is critical when storing Terraform state remotely in OCI?
- A. Store .tfstate in local VM
- B. Disable backends entirely
- C. Use OCI backend with state locking
- D. Save state in Object Storage without locking
Answer: C
NEW QUESTION # 51
Select all actions that enhance container cluster security posture in OCI.
- A. Regularly patch node OS using tools like kured
- B. Enable image scanning in registry
- C. Integrate OCI IAM for cluster access control
- D. Open all ports in security lists
- E. Run containers as root user
Answer: A,B,C
NEW QUESTION # 52
How should you design service communication for resilience?
- A. Direct synchronous calls
- B. One global message queue
- C. Use API gateway + circuit breakers
- D. Shared cache between services
Answer: C
NEW QUESTION # 53
Select all options that optimize Data Pump for large-scale migration.
- A. Disable ENCRYPT_NEW_TABLESPACES
- B. Use same disk for import and tablespace
- C. Enable compression during export/import
- D. Use PARALLEL with dump files on separate volumes
Answer: C,D
NEW QUESTION # 54
What OCI migration method supports zero-downtime logical migration for large databases?
- A. OCI Data Transfer Appliance
- B. RMAN restore
- C. Zero-Downtime Migration via GoldenGate/Data Pump
- D. Manual expdp/impdp
Answer: C
NEW QUESTION # 55
You notice slow responses from Redis in OKE pods. What troubleshooting step should you perform first?
- A. Scale cluster memory
- B. Use Network Path Analyzer to test connectivity latency
- C. Disable TLS encryption
- D. Increase client timeout
Answer: B
NEW QUESTION # 56
You detect commands being executed directly on cache by unauthorized sources. What design improves security?
- A. Use database for authorization
- B. Set mode to "read-only" on cache
- C. Enable Cache ACLs and NSGs in the VCN
- D. Move cache into public subnet with MFA
Answer: C
NEW QUESTION # 57
How do you effectively reduce redundant function invocations for repeated GET requests?
- A. Add caching in client application
- B. Use API Gateway response caching for GET/HEAD
- C. Use external cache like Redis
- D. Implement in-function in-memory cache
Answer: B
NEW QUESTION # 58
How should microservices communicate reliably and resiliently in OCI?
- A. Use API Gateway + circuit breakers + retries
- B. Direct synchronous HTTP calls
- C. Single global message queue
- D. Shared cache between services
Answer: A
NEW QUESTION # 59
A microservices app requires end_to_end performance monitoring. Which OCI services do you combine?
- A. Stack Monitoring + Events
- B. Monitoring + Logging
- C. Resource Manager + Alarms
- D. APM (RUM, Synthetic, Traces) + Monitoring + Logging
Answer: D
NEW QUESTION # 60
Redis KEYS command crashes cluster during production use. What should you do instead?
- A. Run KEYS on a replica
- B. Increase timeout on KEYS
- C. Use SCAN command iteratively
- D. Use KEYS with pattern
Answer: C
NEW QUESTION # 61
A monolith is refactored into many microservices and shows uneven scaling. What's a key architecture fix?
- A. Use single database instance
- B. Increase CPU on all services
- C. Merge services back
- D. Adopt bounded-context design and cell-based isolation
Answer: D
NEW QUESTION # 62
What key networking prerequisite is required before creating Oracle Interconnect for Azure?
- A. Self_managed on-prem VPN
- B. Use Azure GW v2 SKU only
- C. Attach DRG to VCN
- D. Overlapping CIDRs allowed
Answer: C
NEW QUESTION # 63
Which OCI feature lets you set budgets and receive alerts before overspending?
- A. Quotas
- B. Logging Analytics
- C. Budgets
- D. Tags
Answer: C
NEW QUESTION # 64
Which core benefit does integrating OCI Cache add between your app and a database?
- A. Enables cross-region failover
- B. Acts as a message queue
- C. Reduces database load via sub-millisecond reads
- D. Provides persistent storage for data
Answer: C
NEW QUESTION # 65
Which retry/resilience feature should be enabled for apps connecting to ATP via OCI SDK?
- A. Keep-alive only
- B. Circuit breaker
- C. Exponential backoff
- D. Transparent application failover retries
Answer: D
NEW QUESTION # 66
What private connectivity option provides highest resilience and lowest latency for OCVS?
- A. ExpressRoute only
- B. Dedicated MPLS
- C. Public internet VPN
- D. Oracle FastConnect with redundant paths
Answer: D
NEW QUESTION # 67
A backend DB fails within an AD. How do you configure HA in OCI?
- A. Use remote region DB
- B. Use backups and manual restore
- C. Deploy RAC or Data Guard across ADs
- D. Use single instance with local failover
Answer: C
NEW QUESTION # 68
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