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Oracle 1Z0-1124-25 Dumps - Pass Oracle Cloud Infrastructure 2025 Networking Professional Exam in First Attempt 2026
The Oracle 1Z0-1124-25 exam, Oracle Cloud Infrastructure 2025 Networking Professional, belongs to the Oracle Cloud, Oracle Cloud Infrastructure certification track. It is designed for professionals who work with OCI networking, secure connectivity, hybrid designs, and cloud migration tasks. Earning this certification helps validate practical skills in planning, implementing, and troubleshooting modern OCI networking solutions. It is an important credential for candidates who want to prove their ability to handle enterprise networking on Oracle Cloud Infrastructure.
| # | Exam Topics | Sub-Topics | Approximate Weightage (%) |
|---|---|---|---|
| 1 | Design and Deploy OCI Virtual Cloud Networks (VCN) | VCN architecture, subnets and route tables, security lists and NSGs | 16 |
| 2 | Plan and Design OCI Networking Solutions and App Services | Network planning, service placement, connectivity design, application networking | 14 |
| 3 | Design for Hybrid Networking Architectures | FastConnect, IPSec VPN, on-premises connectivity, hybrid design considerations | 15 |
| 4 | Transitive Routing | Route propagation, hub-and-spoke design, gateway routing, traffic flow control | 12 |
| 5 | Implement and Operate Secure OCI Networking and Connectivity Solutions | Security controls, connectivity policies, access design, operational monitoring | 18 |
| 6 | Migrate Workloads to OCI | Migration planning, network readiness, workload connectivity, cutover support | 13 |
| 7 | Troubleshoot OCI Networking and Connectivity Issues | Connectivity diagnostics, route issues, security rule checks, performance investigation | 12 |
This exam tests both knowledge and practical judgment in OCI networking. Candidates must understand design choices, secure connectivity patterns, and operational troubleshooting across cloud and hybrid environments. It also measures how well you can apply networking concepts to real OCI scenarios under exam conditions.
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QA4Exam.com provides Exam PDF material with actual questions and answers, plus an Online Practice Test that helps you prepare efficiently for Oracle 1Z0-1124-25. The practice questions are designed to simulate the real exam experience so you can get comfortable with the format and pacing. Updated content and verified answers help you focus on the most relevant topics with confidence. By practicing under timed conditions, you can improve time management and reduce exam-day stress. This combination gives you a stronger chance to pass the Oracle exam on your first attempt.
Frequently Asked Questions
Yes. Oracle 1Z0-1124-25 belongs to the Oracle Cloud, Oracle Cloud Infrastructure certification track and focuses on networking professional-level skills.
It is intended for candidates who work with OCI networking, hybrid connectivity, secure network design, and troubleshooting in cloud environments.
It can be challenging because it covers design, implementation, security, migration, and troubleshooting. Solid preparation and practical understanding are important.
Braindumps alone are not the best approach. You should combine exam questions and answers with real understanding of the topics to handle scenario-based questions confidently.
Hands-on experience is very helpful because the exam includes practical networking concepts such as VCN design, routing, security, and connectivity troubleshooting.
They are designed to be highly effective for first attempt preparation when used properly. The Exam PDF and Online Practice Test help you review updated questions, verified answers, and exam-style timing practice.
QA4Exam.com offers an Exam PDF with actual questions and answers, along with an Online Practice Test that simulates the exam environment for focused review.
Retake rules are set by Oracle and can change, so you should check Oracle's current exam policies before scheduling or retaking the test.
The questions for 1Z0-1124-25 were last updated on Jun 3, 2026.
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You have deployed an application on OCI that uses a Regional Load Balancer with an HTTPS listener. You want to enforce end-to-end encryption and ensure that the connection between the load balancer and the backend servers is also encrypted. Which load balancer configuration step is MANDATORY to achieve this?
Goal: End-to-end encryption (client-to-LB and LB-to-backend).
Option A: HTTP backend set leaves LB-to-backend unencrypted---incorrect.
Option B: HTTPS listener and backend set with certificates ensures full encryption---correct and mandatory.
Option C: Backend-only certificates lack LB termination---incorrect.
Option D: TCP proxy bypasses LB encryption---incorrect.
Conclusion: Option B is mandatory for end-to-end encryption.
Oracle states:
'For end-to-end encryption, configure the HTTPS listener with an SSL certificate and set the backend protocol to HTTPS, requiring certificates on backend instances.'
This validates Option B. Reference: Load Balancer SSL - Oracle Help Center (docs.oracle.com/en-us/iaas/Content/Balance/Tasks/managingssl.htm).
You are managing a Site-to-Site VPN connection between your on-premises network and OCI. You notice that the VPN tunnel is frequently dropping and re-establishing. You have verified the internet connectivity at both ends and confirmed that the IKE (Internet Key Exchange) parameters are correctly configured. Which of the following is the most likely cause of the intermittent VPN tunnel disconnections?
Symptoms: VPN tunnel drops intermittently despite stable internet and IKE settings.
VPN Components: Requires IKE (UDP 500/4500) and ESP (IP 50) traffic.
Evaluate Options:
A: Incorrect CPE IP would prevent tunnel establishment, not intermittent drops; incorrect.
B: DRG outage would cause full downtime, not intermittent; unlikely.
C: Security rules blocking IKE/ESP intermittently (e.g., rate limiting) is common; most likely.
D: NAT-Traversal issues typically prevent initial setup, not intermittent drops; less likely.
Conclusion: Security rule misconfiguration is the most probable cause.
VPN stability depends on unblocked IKE and ESP traffic. The Oracle Networking Professional study guide notes, 'Intermittent VPN tunnel drops are often caused by security rules or firewalls blocking IKE (UDP 500/4500) or ESP (IP Protocol 50) traffic' (OCI Networking Documentation, Section: Site-to-Site VPN Troubleshooting). This aligns with the scenario's symptoms.
You are designing an OCI architecture where a custom application running on a compute instance in a private subnet needs to securely access an Oracle Integration Cloud (OIC) instance. The security policy mandates that all communication remains within the OCI network and avoids traversing the public internet. Which type of endpoint provides the most secure and direct connectivity for this scenario?
Requirement: Private, secure access to OIC from a private subnet.
Endpoint Types:
Public: Internet-based; violates policy.
Service Gateway: For OCI services like Object Storage, not OIC.
Private: VCN-internal access to services; fits OIC.
Regional: Ambiguous, not specific; incorrect.
Evaluate Options:
A: Public internet; incorrect.
B: Wrong service target; incorrect.
C: Private within VCN; correct.
D: Undefined scope; incorrect.
Conclusion: Private Endpoint ensures secure connectivity.
Private Endpoints secure OIC access. The Oracle Networking Professional study guide notes, 'A Private Endpoint allows applications in a private subnet to access Oracle Integration Cloud (OIC) within the OCI network, avoiding public internet exposure' (OCI Networking Documentation, Section: Private Endpoints). This meets the security policy directly.
Your team is deploying a critical, highly available application that relies on accessing a MySQL Database Service instance within OCI. The application requires a stable and predictable endpoint for database connectivity, even during database failover events. Which endpoint configuration is most suitable to ensure seamless application connectivity in this high-availability scenario?
Goal: Stable endpoint for MySQL DB with HA failover support.
Endpoint Options:
Public IP: Exposed, changes on failover; unsuitable.
DNS with Floating IP: Persistent across failovers; ideal.
Private IP: Tied to primary, fails on switch; incorrect.
Service Gateway: For OCI services, not MySQL DB; incorrect.
Evaluate Options:
A: Public exposure, no HA; incorrect.
B: Floating private IP with DNS ensures continuity; correct.
C: Static IP breaks on failover; incorrect.
D: Misaligned purpose; incorrect.
Conclusion: DNS with floating IP is most suitable.
MySQL DB in OCI uses floating IPs for HA. The Oracle Networking Professional study guide explains, 'A DNS hostname resolving to the floating private IP of the active MySQL Database Service instance ensures seamless connectivity during failover events' (OCI Networking Documentation, Section: MySQL Database Service HA). This provides predictability and stability.
You are deploying a three-tier web application using Infrastructure as Code (IaC) and Oracle Kubernetes Engine (OKE) within a single VCN. The application consists of a public-facing web tier (running in OKE), an application tier, and a database tier. You want to ensure that only the web tier can access the application tier, and only the application tier can access the database tier. You are leveraging Network Security Groups (NSGs) for granular access control. Your IaC code successfully creates all the components, but you are experiencing connectivity issues. Specifically, Pods in the web tier cannot reach the application tier. Reviewing your IaC configuration, you realize the NSG assignments for the OKE cluster's node pool are misconfigured. Which of the following NSG configuration errors would most likely cause this connectivity issue?
Problem: OKE web tier pods cannot reach the application tier.
Traffic Flow: Web tier (OKE) initiates outbound (egress) traffic to application tier (port 8080).
NSG Role: Controls traffic at VNIC level; must allow egress from OKE and ingress to app tier.
Evaluate Options:
A: Missing egress rule on OKE NSG blocks traffic; plausible but incomplete context.
B: Ingress on OKE NSG affects incoming traffic, not outbound to app tier; incorrect.
C: No ingress on OKE NSG doesn't block egress to app tier; incorrect.
D: Egress limited to internet blocks app tier access (port 8080); most likely.
Conclusion: Missing egress rule to app tier NSG is the primary issue.
NSGs require explicit egress rules for outbound traffic. The Oracle Networking Professional study guide notes, 'For OKE pods to communicate with other tiers, the node pool's NSG must include egress rules to the destination NSG or CIDR on the required ports' (OCI Networking Documentation, Section: Network Security Groups with OKE). Option D reflects a common misconfiguration in IaC setups.
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