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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 Jul 22, 2026.
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You are designing a hybrid cloud solution where sensitive data must be transferred between your on-premises data center and an OCI VCN. You require a dedicated, private connection with guaranteed bandwidth and low latency. In addition to FastConnect, what additional product would you implement to achieve encryption of the traffic traversing the FastConnect link and to ensure data confidentiality?
Requirement Analysis: The solution needs a private, high-bandwidth, low-latency connection (provided by FastConnect) with encryption for data confidentiality.
Option A (IPSec VPN): IPSec encrypts traffic at Layer 3 over public or private networks. While feasible over FastConnect, it's redundant since FastConnect is already private, adding unnecessary overhead and complexity.
Option B (OCI Vault): Vault manages encryption keys and secrets but doesn't encrypt traffic itself---only supports application-level encryption, not link-level---incorrect.
Option C (MACsec): MACsec (Media Access Control Security) provides Layer 2 encryption for Ethernet traffic, ideal for securing FastConnect's dedicated link directly between devices, ensuring confidentiality without higher-layer overhead---correct.
Option D (OCI Bastion): Bastion secures remote access to VCN resources, not link encryption---incorrect.
Conclusion: MACsec enhances FastConnect with efficient, link-level encryption, meeting all requirements.
Oracle documentation states:
'MACsec provides Layer 2 encryption for FastConnect, securing Ethernet traffic between on-premises and OCI infrastructure. It's ideal for ensuring confidentiality over dedicated connections.'
This supports Option C as the best additional product. Reference: FastConnect Security Options - Oracle Help Center (docs.oracle.com/en-us/iaas/Content/Network/Tasks/fastconnect.htm#security).
When applying Zero Trust principles to packet routing within OCI, what is the significance of using private endpoints instead of Service Gateways for accessing OCI services?
Context: Zero Trust requires strict access control.
Option A: IAM policies are still required---incorrect.
Option B: Private endpoints limit access to specific service instances, aligning with Zero Trust---correct.
Option C: Ports are controlled by NSGs/security lists---incorrect.
Option D: Private endpoints are for private access, not internet---incorrect.
Conclusion: Option B enhances security.
Oracle states:
'Private endpoints restrict access to specific OCI service instances, enhancing Zero Trust by limiting exposure compared to Service Gateways.'
This supports Option B. Reference: Private Endpoints - Oracle Help Center (docs.oracle.com/en-us/iaas/Content/Network/Concepts/privateendpoints.htm).
You're tasked with creating a network diagnostic tool using Cloud Shell to test connectivity to various endpoints from within your VCN. To enhance security, you want to ensure the tool only has the necessary permissions to perform network diagnostics (e.g., ping, traceroute, nc). Which IAM principle and associated action(s) provide the MOST restrictive, least-privilege access for Cloud Shell to perform network diagnostic tasks?
Goal: Apply least privilege for Cloud Shell to run diagnostics (ping, traceroute, nc) within a VCN.
Option A: Read permission on all virtual-network-family resources is too broad, granting unnecessary access beyond diagnostics---violates least privilege.
Option B: Instance Principals use temporary credentials tied to the Cloud Shell instance, enhancing security. A dynamic group with ''read'' and ''use'' permissions on NSGs and VNICs allows inspecting configurations and running diagnostics (e.g., via VNICs), meeting the exact need---correct.
Option C: Inspect permission only provides metadata access, insufficient for running diagnostics (e.g., no ''use'' for traffic)---incorrect.
Option D: Use permission on virtual-network-family at tenancy level is overly permissive, granting access to all network resources---violates least privilege.
Conclusion: Option B is the most restrictive and secure, aligning with least privilege.
Oracle states:
'Instance Principals allow services like Cloud Shell to authenticate without static credentials. Policies with 'read' and 'use' on specific resources (e.g., network-security-groups, vnics) enable diagnostics while adhering to least privilege.'
This supports Option B. Reference: Instance Principals - Oracle Help Center (docs.oracle.com/en-us/iaas/Content/Identity/Tasks/instanceprincipals.htm).
A company has deployed a VCN in OCI with multiple subnets. Security requirements dictate that instances in different subnets within the same VCN should not be able to directly communicate with each other unless explicitly permitted. You are tasked with implementing this policy. What is the most appropriate approach to meet this requirement?
Requirement: Restrict inter-subnet communication unless permitted.
Options Analysis:
A: Removing default route breaks all routing, overly restrictive; incorrect.
B: Separate VCNs are excessive, complex; less practical.
C: NSGs provide granular, explicit control; optimal approach.
D: External firewall adds complexity, not VCN-native; inefficient.
NSG Advantage: Instance-level rules enforce policy within VCN.
Conclusion: NSGs are the most appropriate solution.
NSGs enable precise security within a VCN. The Oracle Networking Professional study guide states, 'Network Security Groups (NSGs) allow you to define strict ingress and egress rules for instances, ensuring inter-subnet communication is explicitly permitted as per security policies' (OCI Networking Documentation, Section: Network Security Groups). This is more efficient than VCN separation or external firewalls.
Your organization requires that all backups of critical application data stored in OCI Object Storage from an instance within a private subnet must remain within the Oracle Cloud Infrastructure network and not traverse the public internet. Which OCI networking component should you configure to enable this secure and private access to Object Storage?
Requirement: Private access to Object Storage from a private subnet.
Components:
Internet Gateway: Public internet access; unsuitable.
NAT Gateway: Outbound internet; unsuitable.
Service Gateway: Private OCI service access; fits requirement.
Network Firewall: Security, not routing; incorrect.
Evaluate Options:
A: Public internet; violates policy.
B: Public internet; violates policy.
C: Keeps traffic in OCI network; correct.
D: Doesn't enable access; incorrect.
Conclusion: Service Gateway ensures private access.
Service Gateway is designed for private OCI service access. The Oracle Networking Professional study guide explains, 'A Service Gateway allows private subnet instances to access Object Storage without traversing the public internet, ensuring secure data transfer within OCI' (OCI Networking Documentation, Section: Service Gateway). This meets the security requirement.
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