


Real exam conditions, practiced at home. The 350-901 PC test engine from TroytecDumps simulates the actual test environment so thoroughly that exam day feels familiar — and the Cisco Developing Applications using Cisco Core Platforms and APIs (DEVCOR) bank behind it stays the latest version, checked daily.
| Certification Vendor: | Cisco |
|---|---|
| Exam Name: | Developing Applications using Cisco Core Platforms and APIs (DEVCOR) |
| Exam Number: | 350-901 |
| Real Exam Qty: | 90-110 |
| Related Certifications: | Cisco Certified DevNet Professional Cisco Certified DevNet Specialist - Core |
| Exam Price: | $400 USD |
| Passing Score: | Variable (750-850 / 1000) |
| Exam Duration: | 120 minutes |
| Exam Format: | Drag-and-drop, Multiple-response, Simulation, Multiple-choice |
| Available Languages: | English, Japanese |
| Certificate Validity Period: | 3 years |
| 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 |
| Section | Weight | Objectives |
|---|---|---|
| Software Development and Design | 20% | - Application design and implementation considering maintainability - Architectural patterns (monolithic, services-oriented, microservices, event-driven, serverless) - Diagnosing problems with application design - Application design considering high availability and resiliency - Use of version control (Git) - Distributed applications related to the concepts of front-end, back-end, and load balancing - Application design considering scalability and modularity - Basics of software testing - Application design and implementation considering observability - Application design considering latency and rate limiting - Design patterns (MVC, Observer, Factory, Singleton) |
| Using APIs | 20% | - Common HTTP response codes associated with REST APIs - API authentication/authorization methods (basic auth, OAuth, API keys, tokens) - Pagination and rate-limiting concepts - API styles/protocols (REST, RPC, gRPC, GraphQL, webhook) - Usage of software development kits (SDKs) - Synchronous and asynchronous API calls - JSON/YAML data formats - Error handling |
| Infrastructure and Automation | 20% | - Usage of JSON and YAML for data serialization - Network automation concepts (Ansible, Puppet, Terraform) - Source code review and code quality assurance - Model-driven programmability (YANG, NETCONF, RESTCONF) - Basics of Linux and networking (IP addressing, routing, DNS, NTP) - Infrastructure as Code (IaC) concepts |
| Cisco Platforms | 20% | - Capabilities of Cisco MGMT platforms (vManage, DNA Center, Intersight) - Capabilities of Cisco Nexus platforms - Capabilities of Cisco Unified Computing System (UCS) - Capabilities of Cisco collaboration platforms (Webex Teams) - API capabilities of Cisco Meraki - Capabilities of Cisco security platforms (Firepower, ISE) - API capabilities of Cisco AppDynamics |
| Application Deployment and Security | 20% | - Secrets management (HashiCorp Vault, CyberArk) - Encryption techniques (data in transit, data at rest) - Application deployment models (on-premises, hybrid, cloud, edge) - Benefits of continuous integration and continuous deployment (CI/CD) - Container concepts (Docker, Kubernetes) - Device authentication and authorization (OAuth2, API keys, tokens) - OWASP top 10 security risks - Components of a CI/CD pipeline (build, test, deploy) |
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The Cisco Developing Applications using Cisco Core Platforms and APIs (DEVCOR) blueprint centers on these domains:
Additional domains complete the official outline, and our bank covers every one.
By daily checking and automatic delivery. Our Cisco experts check for updates every day, and whenever the 350-901 bank is revised, the system sends the latest version to you automatically — free for 365 days from purchase. The bank stays closely linked to the actual exam content, with expert-verified answers throughout. Choose among three formats: a printable PDF for easy notes, a Windows PC test engine that simulates the real exam environment, and an online engine that runs on any device and works offline after the first download. A free demo lets you experience all of it before buying.
Instantly. Upon successful payment, our system sends the product file to your mailbox automatically — typically within about a minute — alongside an immediate download link. If nothing arrives within two hours, check your spam folder and contact our 24/7 support team. Installations are unlimited, and updates are free for 365 days: each new version is delivered to you automatically, followed by a 50% renewal discount when the period ends.
Currently, the 350-901 exam's passing score is Variable (750-850 / 1000) and the registration fee is $400 USD. These figures belong to Cisco and can be revised, so confirm them on the official site before scheduling.
Cisco states the following prerequisites for the Cisco Developing Applications using Cisco Core Platforms and APIs (DEVCOR): No formal prerequisites, but 3-5 years of software development experience including Python is recommended..
For the authoritative details, see the official certification page.
According to the latest exam information, the 350-901 exam contains 90-110 questions and lasts 120 minutes minutes. Simulating those conditions at home with the PC test engine is excellent preparation for the real environment.
What is a requirement of the dev/prod parity principle of the twelve-factor app methodology?
Correct Answer: A 🗳️
Explanation: Only visible for TroytecDumps members. You can sign-up / login (it's free).
An application has initiated an OAuth authorization code grant flow to get access to an API resource on behalf of an end user.
Which two parameters are specified in the HTTP request coming back to the application as the end user grants access? (Choose two.)
Correct Answer: A,B 🗳️
Explanation: Only visible for TroytecDumps members. You can sign-up / login (it's free).
Refer to the exhibit. A Python developer is creating a wireless network device inventory application for local deployment of Cisco access points. The developer is retrieving an access point ID by using a REST API. The output indicates that there was a KeyError when parsing the JSON response. What returns the expected output of 266 at line 14?




Correct Answer: B 🗳️
Refer to the exhibit. Information was obtained by using RESTCONF and querying URI
/restconf/data/ietf- interfaces:interfaces.
Which RESTCONF call and which JSON code enables GigabitEthernet2? (Choose two.)






Correct Answer: A,F 🗳️
Explanation: Only visible for TroytecDumps members. You can sign-up / login (it's free).
Refer to the exhibit. The Ansible playbook is using the netconf_module to configure an interface using a YANG model. As part of this workflow, which YANG models augment the interface?
Correct Answer: B 🗳️
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