CCNP DEVCOR 350-901 Complete Course Devcor is the name of the core certification for the Devnet Professional track. If you want to become Devnet Professional certified, you need to pass Devcor first, then take a concentration exam. Also if you want to go for the Devnet Expert lab, then Devcor is going to be the mandatory written exam for the lab as well. Enrolling in this course gives you exclusive access to our vibrant study group, where you can engage in enriching technical discussions, collaborate on labs, and get answers to your questions from peers and experts. This collaborative environment sets us apart from other training providers, who often offer solitary, independent study options. By joining our study group, you'll enhance your learning experience through collective problem-solving, hands-on lab work, shared insights, and a supportive community. Elevate your learning journey with us and thrive in a network of like-minded.