Which command can be used to test the accessibility of a web service by retrieving data from a specified URL?
traceroute http://example.com
nslookup http://example.com
ping http://example.com
curl http://example.com
The curl command is a powerful tool used to transfer data to or from a server and is commonly used to test the accessibility of web services. It supports various protocols including HTTP, HTTPS, FTP, and more. Using curl helps in verifying if a web service is accessible and functioning as expected by returning the output or any error messages.
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