A network automation team is designing a system that will store device configurations. The system must support schema validation, complex nested data, and be readable by both humans and machines. The team is considering XML, JSON, and YAML. Which format should they choose?

YAML with custom validation scripts

CiscoCertified Network Associate Automation (CCNA Automation)

Domain 1Objective 1

1. Compare Data Formats (XML, JSON, and YAML) 200-901 Practice Questions (Page 1)

Part of the 1.0 Software Development and Design domain, which accounts for 15% of the 200-901 exam. Cisco does not publish an official question count, but from its 120-minute exam (~50–80 total, ~8–12 in this domain), expect 1–2 from this objective — we provide 23 practice questions to prepare you well beyond it. (estimate)

23questions here

5free pages

5concepts

15%of the exam

Questions 1–5

1application · medium
A network device returns configuration data in XML. The engineer needs to parse the XML to extract the value of the 'description' attribute of an interface element. Which XML component is the 'description'?
Select an answer first
2application · medium
A network automation engineer must store device configuration templates that include metadata such as interface descriptions and administrative status. The templates will be parsed by a legacy Python library that requires a format with explicit start and end tags for every element. Which data format should the engineer choose?
Select an answer first
3application · medium
A network engineer is writing a configuration file for a tool that requires a list of VLANs, each with an ID and a name. The engineer wants the file to be easy to read and edit by humans, with minimal punctuation. Which format should the engineer use?
Select an answer first
4expert · hard
A network automation team is designing a system that will store device configurations. The system must support schema validation, complex nested data, and be readable by both humans and machines. The team is considering XML, JSON, and YAML. Which format should they choose?
Select an answer first
5foundation · easy
In network automation, which data format is commonly used for REST API requests and responses because of its lightweight nature and native support in programming languages?
Select an answer first

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1. Compare Data Formats (XML, JSON, and YAML) 200-901 Practice Questions (Page 1)

Questions 1–5

A network device returns configuration data in XML. The engineer needs to parse the XML to extract the value of the 'description' attribute of an interface element. Which XML component is the 'description'?

A network engineer is writing a configuration file for a tool that requires a list of VLANs, each with an ID and a name. The engineer wants the file to be easy to read and edit by humans, with minimal punctuation. Which format should the engineer use?

A network automation team is designing a system that will store device configurations. The system must support schema validation, complex nested data, and be readable by both humans and machines. The team is considering XML, JSON, and YAML. Which format should they choose?

In network automation, which data format is commonly used for REST API requests and responses because of its lightweight nature and native support in programming languages?

Keep studying — 1.0 Software Development and Design