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Cisco 350-901 Exam Overview:
| Certification Vendor: | Cisco |
|---|---|
| Exam Name: | Developing Applications using Cisco Core Platforms and APIs (DEVCOR) |
| Exam Number: | 350-901 |
| Passing Score: | Variable (750-850 / 1000) |
| Exam Price: | $400 USD |
| Exam Duration: | 120 minutes |
| Certificate Validity Period: | 3 years |
| Related Certifications: | Cisco Certified DevNet Specialist - Core Cisco Certified DevNet Professional |
| Exam Format: | Multiple-response, Drag-and-drop, Multiple-choice, Simulation |
| Real Exam Qty: | 90-110 |
| Available Languages: | English, Japanese |
| Sample Questions: |  |
| Exam Way: | Pearson VUE (Online or Test Center) |
| Pre Condition: | No formal prerequisites, but 3-5 years of software development experience including Python is recommended. |
| Official Syllabus URL: | https://learningnetwork.cisco.com/s/devcor-exam-topics |
Cisco 350-901 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Infrastructure and Automation | 20% | - Basics of Linux and networking (IP addressing, routing, DNS, NTP) - Infrastructure as Code (IaC) concepts - Network automation concepts (Ansible, Puppet, Terraform) - Usage of JSON and YAML for data serialization - Model-driven programmability (YANG, NETCONF, RESTCONF) - Source code review and code quality assurance |
| Topic 2: Using APIs | 20% | - JSON/YAML data formats - API styles/protocols (REST, RPC, gRPC, GraphQL, webhook) - Synchronous and asynchronous API calls - Common HTTP response codes associated with REST APIs - Usage of software development kits (SDKs) - API authentication/authorization methods (basic auth, OAuth, API keys, tokens) - Error handling - Pagination and rate-limiting concepts |
| Topic 3: Application Deployment and Security | 20% | - Components of a CI/CD pipeline (build, test, deploy) - Container concepts (Docker, Kubernetes) - Benefits of continuous integration and continuous deployment (CI/CD) - OWASP top 10 security risks - Encryption techniques (data in transit, data at rest) - Application deployment models (on-premises, hybrid, cloud, edge) - Device authentication and authorization (OAuth2, API keys, tokens) - Secrets management (HashiCorp Vault, CyberArk) |
| Topic 4: Software Development and Design | 20% | - Application design considering scalability and modularity - Distributed applications related to the concepts of front-end, back-end, and load balancing - Diagnosing problems with application design - Architectural patterns (monolithic, services-oriented, microservices, event-driven, serverless) - Use of version control (Git) - Basics of software testing - Application design considering high availability and resiliency - Application design and implementation considering observability - Design patterns (MVC, Observer, Factory, Singleton) - Application design considering latency and rate limiting - Application design and implementation considering maintainability |
| Topic 5: Cisco Platforms | 20% | - Capabilities of Cisco Unified Computing System (UCS) - API capabilities of Cisco AppDynamics - Capabilities of Cisco security platforms (Firepower, ISE) - API capabilities of Cisco Meraki - Capabilities of Cisco Nexus platforms - Capabilities of Cisco collaboration platforms (Webex Teams) - Capabilities of Cisco MGMT platforms (vManage, DNA Center, Intersight) |
Answers Every 350-901 Candidate Should Read First
The Cisco Developing Applications using Cisco Core Platforms and APIs (DEVCOR) exam is the official Cisco test registered under exam code 350-901. Passing it earns you the Cisco Certified DevNet Professional certification, a credential at the Professional level. It is also linked to the related certifications: Cisco Certified DevNet Professional, Cisco Certified DevNet Specialist - Core. Cisco exams are valued because they test job-ready skills, so a passing score here carries real weight on a resume.
The Cisco Developing Applications using Cisco Core Platforms and APIs (DEVCOR) exam includes 90-110 questions to be completed within 120 minutes. Do the pacing math before exam day: with that many items on the clock, you need a steady rhythm and the discipline to flag a hard question and move on instead of stalling. Two or three full timed sessions with the ActualCollection test engine will show you exactly what that pace feels like, so time pressure stops being a factor on the real day.
To pass the Cisco Developing Applications using Cisco Core Platforms and APIs (DEVCOR) exam you need Variable (750-850 / 1000), and the official registration fee is $400 USD. A retake is not discounted: a failed attempt means paying the full $400 USD again, so treat your first sitting as the expensive one. A sensible rule is to book your seat only after you are scoring comfortably above the passing mark on the ActualCollection practice tests, not just squeaking past it once.
No formal prerequisites, but 3-5 years of software development experience including Python is recommended.
Eligibility rules do change from time to time, so confirm the current requirements before you register on the official exam page.
Yes. ActualCollection offers a free PDF demo of the Cisco Developing Applications using Cisco Core Platforms and APIs (DEVCOR) material so you can judge the question quality and format before spending anything. After purchase, your license includes 365 days of free updates, and if you want to keep receiving updates after that period, renewals are available at a 50% discount.
If you take the Cisco Developing Applications using Cisco Core Platforms and APIs (DEVCOR) exam within 60 days of your purchase and do not pass, ActualCollection backs you with a 100% money-back guarantee. The claim must match the exam your product covers: attempts taken within 3 days of purchase are not eligible (that is too little preparation time), and neither are downloaded-but-unused products, free materials, or expired orders. The candidate name must match the payer name, and you need to submit a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Prefer not to refund? You can swap instead and receive two other exam products of equal value for free while keeping the update service on your original purchase.
Delivery itself is instant: your files are downloadable right away and emailed to you within one minute of payment. If nothing arrives within 2 hours, contact customer service. There is no limit on how many computers you may install the software on.
The official Cisco Developing Applications using Cisco Core Platforms and APIs (DEVCOR) syllabus is organized into 5 domains. Key areas include Software Development and Design (20%), Application Deployment and Security (20%), and Infrastructure and Automation (20%). The complete, up-to-date topic list appears in the exam topics section above; work through it line by line and flag anything you cannot yet explain in your own words.
Cisco Developing Applications using Cisco Core Platforms and APIs (DEVCOR) Sample Questions:
Refer to the exhibit. Which action should be performed to avoid an SQL injection attack?
- A. Develop a denial of service response plan
- B. Compile the Python file instead of allowing live interpretation
- C. Encrypt the password that is used to connect to the database
- D. Validate the input on the platform variable
Correct Answer: D 🗳️
Explanation: Only visible for ActualCollection members. You can sign-up / login (it's free).
A financial institution wants to implement automation and adhere to security and operational diversity requirements. Its automation strategy emphasizes leveraging infrastructure as code implementation for seamless integration and using modular service components for enhanced flexibility. Which approach meets the requirements?
- A. global settings override per run
- B. statically defined command parser
- C. plug-in enabled orchestration layer
- D. scheduled file transport scripts
Correct Answer: C 🗳️
An engineer must enable an SSID in a Meraki network. Which request accomplishes this task?
- A. PUT /networks/{networkld}/ssids/{number}?enabled=true
- B. POST /networks/{networkid}/sslds/{number}?enabled=true
- C. PUT /networks/{networkld}/ssids/{number} {"enable": true)
- D. POST /networks/{networkid}/ssids/{number) {"enable": true)
Correct Answer: C 🗳️
Refer to the exhibit. A network automation job was scheduled to run during the standard maintenance window on device R1. The job was configured to use connection method NETCONF, and execution was triggered from the orchestrator server. During the maintenance window, the system logs indicate that the workflow could not reach its intended target. Further investigation into monitoring alerts reveals persistent connection failures for the duration of the job window. Operations reported that other devices were reachable from the server. The orchestration logs do not show issues with job scheduling or agent workflows. What is the root network automation issue?
- A. The NTP server is unreachable from the device.
- B. The management firewall is missing an access rule.
- C. Incorrect credentials prevent session establishment
- D. Hostname mismatch is detected on controller
Correct Answer: C 🗳️
Drag and Drop Question
Refer to the exhibit. Drag and drop the code snippets from the bottom onto the blanks in the code to provision a new UCS server. Not all options are used.
Correct Answer:
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