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Start guided practiceDeveloping Applications using Cisco Core Platforms and APIs (DEVCOR)
The DevNet Professional core exam: software design and architecture, advanced API usage, Cisco platform development, secure application deployment and infrastructure automation.
Developing Applications using Cisco Core Platforms and APIs (DEVCOR) is Cisco's professional-level software development certification, sat as exam 350-901. The exam runs for 2 hours and presents up to 100 questions, with a pass mark of Variable — Cisco does not publish a fixed cut score. It costs US$400 at the standard rate.
The published exam guide lists 5 sections but does not assign public weightings, so plan to cover each in similar depth rather than betting on one being dominant.
Confirm these details on the official Cisco page before booking — vendors adjust format and pricing without notice.
Some forms include unscored trial questions
Standard rate, before local taxes
The published exam guide for 350-901, in the vendor's own order.
01Software Design and Architecture
02Using APIs
03Cisco Platforms
04Application Deployment and Security
05Infrastructure and Automation
DEVASC-level knowledge plus production development experience.
Professional level — Advanced credentials covering design, scale and trade-off decisions.
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350-901 is part of Cisco DevNet Professional, which requires 1 exam.
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Clear answers about the exam, the study experience, and what to expect before you begin.
Cisco lists up to 100 questions, to be completed in 2 hours. Question counts can vary slightly between exam forms, and unscored trial questions are sometimes included.
Variable — Cisco does not publish a fixed cut score. Confirm the current figure on the official exam page before booking, as vendors adjust cut scores when an exam form is refreshed.
The standard price is US$400. Local pricing, taxes and any retake policy vary by region, so check the official page for the figure that applies to you.
DEVASC-level knowledge plus production development experience.
The exam guide covers Software Design and Architecture, Using APIs, Cisco Platforms, Application Deployment and Security and Infrastructure and Automation. The full weighted breakdown is listed above.
Yes — this exam has 385 practice questions available here, each with the correct answer marked.