What is a capability of the NETCONF protocol?

• A.allows XML messages to be exchanged via the SSH protocol
• B.allows Python scripts to be executed externally from a network device
• C.uses JSON to encode data in its content layer
• D.exposes a web-based interface

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Refer to the exhibit.

A Python code has been written to query a device. The executed code results in the error shown. Which action resolves the problem?

• A.import json
• B.requests("GET", base_url + request_url, cookles=cookies)
• C.import requests
• D.pip install requests

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Refer to the exhibit. An administrator configures four switches for local authentication using passwords that are stored as a cryptographic hash. The four switches must also support SSH access for administrators to manage the network infrastructure. Which switch is configured correctly to meet these requirements?

• A.SW1
• B.SW2
• C.SW3
• D.SW4

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What is a difference between a synchronous API and an asynchronous API?

• A.An asynchronous API can make a larger number of calls in a specified time period than a synchronous API.
• B.An asynchronous API can make offline calls while synchronous APIs do not have this capability.
• C.Synchronous API calls are returned immediately while asynchronous calls do not guarantee an immediate response.
• D.Synchronous API calls require an authentication header to be sent while asynchronous calls do not require authentication.

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Which way should be used to safely the API keys?

• A.In an environment variable unique to the system database
• B.Encrypted in a configuration file that is separate from the code
• C.Encrypted in the code in a function
• D.Plain text in the code as a constant

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