McNemarâs Test is a matched pair test used to determine whether there is a significant change in nominal data before and after an event. We begin with an example. Example 1: In the BBC program The Doha Debates 100 people were surveyed regarding their opinion about capital punishment. 30 were in favor and 70 against.
Name server A name server is a computer server that hosts a network service for providing responses to queries against a directory service. It maps a human-recognizable identifier to a system-internal, often numeric identification or addressing component.
In more easy to understand terms: a DNS server on the internet is the device that translates that www.lifewire.com you type in your browser to the 151.101.129.121 IP address that it really is. Note: Other names for a DNS server include name server, nameserver, and domain name system server.