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Pager. A pager, also known as a beeper or bleeper, [1] is a wireless telecommunications device that receives and displays alphanumeric or voice messages. One-way pagers can only receive messages, while response pagers and two-way pagers can also acknowledge, reply to, and originate messages using an internal transmitter. [2]
Text messaging, or texting, is the act of composing and sending electronic messages, typically consisting of alphabetic and numeric characters, between two or more users of mobile phones, tablet computers, smartwatches, desktops / laptops, or another type of compatible computer.
Notifications (commonly called pinging, formerly known as Echo) is a system designed to inform users about new activity on Wikipedia in a unified way. It provides notifications to users for a number of events related to their account, including new talk page messages, edit reverts, mentions or links. It is intended to augment the Watchlist, by ...
Welcome to the Notifications FAQ page! The Notifications tool (formerly code-named 'Echo') was released on the English Wikipedia on April 30, 2013. It aims to inform users about new activity on Wikipedia in a unified way and is designed to augment (rather than replace) the watchlist.
An SMS message written on a Motorola Razr V3. Short Message Service, commonly abbreviated as SMS, is a text messaging service component of most telephone, Internet and mobile device systems. It uses standardized communication protocols that let mobile phones exchange short text messages, typically transmitted over cellular networks.
Operator messaging Operator Messaging is the term, similar to Text Messaging and Voice Messaging, applying to an answering service call center who focuses on one specific scripting style that has grown out of the alphanumeric pager history.
9/11 pager messages On 25 November 2009, WikiLeaks released 570,000 intercepts of pager messages sent on the day of the September 11 attacks. [88][89] Chelsea Manning commented that she recognized them as being from an NSA database. [90][91] Among the released messages are communications between Pentagon officials and New York City Police ...
Telegraphy is the long-distance transmission of messages where the sender uses symbolic codes, known to the recipient, rather than a physical exchange of an object bearing the message. Thus flag semaphore is a method of telegraphy, whereas pigeon post is not. Ancient signalling systems, although sometimes quite extensive and sophisticated as in ...