10. Interpret the Results of a RESTCONF or NETCONF Query 200-901 Practice Questions (Page 3)

Questions 11–15

1. 11expert · medium

   An engineer sends a RESTCONF GET to /restconf/data/interfaces/interface=GigabitEthernet0/0?fields=ipv4/address/ip and receives the following JSON: {"interface":[{"ipv4":{"address":[{"ip":"192.0.2.1"}]}}]}. The engineer expected the response to include the netmask as well. What is the most likely reason it is missing?

   • AThe GET request was malformed and the server returned a partial response.
   • BThe device does not support the netmask leaf.
   • CThe netmask is not configured on the interface.
   • DThe fields parameter selected only the 'ip' leaf, so the netmask is excluded.
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2. 12application · medium

   A RESTCONF POST request to create a new loopback interface returns HTTP 201 with a Location header pointing to /restconf/data/ietf-interfaces:interfaces/interface=Loopback100. What does this response indicate?

   • AThe interface already exists and was updated.
   • BThe request failed because the interface name is invalid.
   • CThe request was accepted but the interface is not yet created.
   • DThe interface was created successfully and can be accessed at the given URI.
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4. 13application · medium

   A NETCONF <get> reply contains <rpc-reply><data><interfaces><interface><name>GigabitEthernet0/1</name><enabled>true</enabled></interface></interfaces></data></rpc-reply>. What can be concluded from this response?

   • AThe query failed because the enabled leaf is a string, not a boolean.
   • BThe query failed because the interface is not configured.
   • CThe query succeeded but the interface is administratively down.
   • DThe query succeeded and GigabitEthernet0/1 is administratively enabled.
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5. 14application · medium

   An engineer sends a RESTCONF PATCH request to modify an interface description. The response has HTTP status 204 and an empty body. What does this response mean?

   • AThe PATCH succeeded but the server returned an error in the body.
   • BThe PATCH failed because the interface does not exist.
   • CThe PATCH was successful and no data is returned.
   • DThe PATCH failed because the request body was invalid.
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6. 15application · medium

   A RESTCONF GET request returns the following JSON: {"interfaces":{"interface":[{"name":"GigabitEthernet0/0","ipv4":{"address":[{"ip":"192.0.2.1","netmask":"255.255.255.0"}]}}]}}. Which statement about the 'ip' leaf is correct?

   • AIt is a string data type.
   • BIt is a leaf-list because it appears inside an array.
   • CIt is an integer data type.
   • DIt is a container because it contains a value.
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