“Imagine you have placed your order with your server at the restaurant, and instead of staying at your table, you follow them back to the kitchen, questioning them every step of the way.”
“A print server can store and queue hundreds of megabytes of print jobs without slowing down the network.”
“A NAS server allows users to access files and images just like a typical network drive.”
serving
(uncountable) The action of the verb to serve.
(countable) A portion (especially, of a meal) served to someone.