Cisco Certified DevNet Associate 200-901

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Network Fundamentals: The last subject area checks the applicants’ mastery of:

• Description of the goal and utilization of IP addresses, gateways, routes, and subnet mask/prefix
• Recognition of general protocol port values
• Identification of the cause of application connectivity problems
• Interpretation of an elementary network topology diagram with the elements, such as routers, switches, port values, firewalls, and load balancers
• Description of the role of control planes, data, and management in a network device
• Description of the aim and utilization of VLANs and MAC addresses
• Explanation of the effects of network constraints on applications
• Description of the role of general networking components

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How to Prepare for Cisco DevNet Associate (DEVASC 200-901)

Preparation Guide for Cisco DevNet Associate (DEVASC 200-901)

Introduction for Cisco DevNet Associate (DEVASC 200-901)

The Cisco 200-901 exam certification can be obtained through studying for and taking the exam. There are many ways to study for the exam, including doing self-study materials, taking on-campus courses at a training school, or connecting with an Online Training Partner. This article will cover some of the most popular ways to obtain your certification along with their benefits and drawbacks. CISCO 200-901 exam dumps are most beneficial for individuals who are aiming to obtain their certification as soon as possible with the least amount of prior Cisco experience.

The benefit in Obtaining the DevNet Associate Exam v1.0 (200-901) Exam

Those who pass the DevNet Associate Exam v1.0 (200-901) Exam with the help of Cisco 200-901 Dumps gain several benefits:

• The fourth benefit is that you can be a successful network professional.
• The third benefit is that you can be a Cisco certified person.
• The second benefit is that you can gain more knowledge about software development and design, internet of things, IoT, DevOps, automation, network fundamentals, and Cisco platforms.
• The first benefit is that you can get the local Cisco associate certification.
• The fifth benefit is that you can be a successful Cisco certifications holder.

Reference: https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/devasc-200-901.html?wcmmode=disabled

What Are the Domains Covered by DEVASC Exam?

As this is a DevOps certification, the whole course as well as 200-901 test itself are centered around the development and design of the software. The following are the objectives and the topics on which one will be tested during the exam.

• Cisco technologies and utilizing them in development.
The third of 200-901 exam domains requires one to learn more about Cisco platforms and how to use them for development. It focuses on the following topics: writing Python scripts to use a Cisco SDK; coding to get a list of network devices using Cisco DNA Centre, Cisco SD-WAN, etc.; proper applying of concepts for model driven programmability within a Cisco environment; recognizing the best fitting DevNet resource according to a given scenario, and explaining the abilities of Cisco's platforms and APIs. These are only some of the concepts covered under this section that carries 15% of the exam's questions.
• Fundamentals of networking.
And finally, the fundamentals of networking are involved in 200-901 outline. This part focuses on the basics of computer networking such as the usage of VLANs and MAC addresses; functions of routers, switches, firewalls, etc.; ability to explain the functionalities of IP services such as DHCP, SNMP, DNS, and NAT; skills to find what causes connectivity issues of apps, and more. This section also accounts for 15% of the overall content.
• Proper understanding of APIs and their usage.
Carrying a weightage of 20% of the final test, this section of DEVASC discusses how to properly understand and use APIs. The topic areas include recognizing the limitations of using APIs; creating REST API requests; identifying REST API related common HTTP response codes; recognizing the many parts of an HTTP response such as the header, body and response code; writing Python scripts to call a REST API; understanding differences between diverse API styles, and troubleshooting issues using API documentation and HTTP response code.
• Developing and designing software.
This domain focuses on one's knowledge in proper comparison of data formats such as XML, JSON, etc.; comparison of different methods available for software development such as agile, waterfall, and lean; explaining the pros of following coding best practices such as organizing your code into classes and functions; evaluating the advantages of using design patterns in your programming, including Observer and MVC; analyzing benefits of version control; and the common usage mechanisms in Git such as cloning, committing and branching. This section is accountable for 15% of the total questions in the exam.
• Infrastructure and automation.
The fourth section assesses one's knowledge of the components and advantages of CI/CD pipelines; the abilities of automation tools such as Chef and Ansible; the advantages of code reviewing processes, and skills in identifying the value that model driven programmability brings into infrastructure automation. Also, the understanding of the pros of network simulations, basic YANG models, and sequence diagrams is needed to answer the related questions. The weightage for this domain is 20%.
• Deploying applications and securing them.
One of the most important sections of the course content, the deployment and securing of applications has 15% of the test's syllabus. It discusses topics such as pros of edge computing; writing unit tests in Python; explaining a Dockerfile's contents; using Docker images within local developer environments; recognizing issues in application security; explaining the top OWASP threats, analyzing various application deployment models to define their attributes, using Bash commands, etc.

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