2. Describe Parsing of Common Data Format (XML, JSON, and YAML) to Python Data Structures 200-901 Practice Questions (Page 5)

Questions 21–23

1. 21expert · hard

   A network automation script must parse an XML response that contains multiple elements with the same tag name at different levels. The script needs to extract only the elements that are direct children of a specific parent. Which ElementTree method is most appropriate?

   • AUse findall() with a path that specifies the parent and child
   • BUse getroot() and then manually traverse the tree
   • CUse iter() and filter by tag name
   • DUse find() to get the first match
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2. 22foundation · easy

   A network automation script needs to read a YAML configuration file. Which Python library is commonly used to parse YAML content into Python data structures?

   • APyYAML
   • Bjson
   • Ccsv
   • Dxml.etree.ElementTree
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3. 23foundation · easy

   Consider the following YAML snippet: hostname: R1 interfaces: - name: Gig0/0 ip: 10.0.0.1 - name: Gig0/1 ip: 10.0.0.2 After parsing this YAML with yaml.safe_load(), what Python data structure is the value of the key "interfaces"?

   • AA tuple of dictionaries
   • BA dictionary of dictionaries
   • CA string
   • DA list of dictionaries
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