Surel: Perbedaan antara revisi

 

Dengan surat biasa umumnya pengirim perlu membayar per pengiriman (dengan membeli [[perangko]]), tetapi surat elektronik umumnya biaya yang dikeluarkan adalah biaya untuk membayar sambungan Internet. Tapi ada perkecualian misalnya surat elektronik ke [[telepon genggam]], kadang pembayarannya ditagih per pengiriman.

 

'''Electronic mail''', most commonly referred to as '''email''' or '''e-mail''' since approximately 1993,<ref>{{cite book|url=http://books.google.com/ngrams/graph?content=electronic+mail%2Ce-mail&year_start=1980&year_end=1995&corpus=15&smoothing=0&share= |title=Google Ngram Viewer |publisher=Books.google.com |date= |accessdate=2013-04-21}}</ref> is a method of exchanging digital messages from an author to one or more recipients. Modern email operates across the [[Internet]] or other [[computer network]]s. Some early email systems required that the author and the recipient both be [[Online and offline|online]] at the same time, in common with [[instant messaging]]. Today's email systems are based on a [[store-and-forward]] model. Email [[Computer server|servers]] accept, forward, deliver, and store messages. Neither the users nor their computers are required to be online simultaneously; they need connect only briefly, typically to an [[e-mail server|email server]], for as long as it takes to send or receive messages.