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Motorola Pageboy was the second pager produced by Motorola with individual-unit addressing, [clarification needed] after the lesser-known "Handie-Talkie Radio Pocket Pager" from 1955. [citation needed] The first pager-like system was used in 1921 by the Detroit Police Department.
The Palm TX. A personal digital assistant (PDA) is a multi-purpose mobile device which functions as a personal information manager. Following a boom in the 1990s and 2000s, PDA's were mostly displaced by the widespread adoption of more highly capable smartphones, in particular those based on iOS and Android in the late 2000's, and thus saw a rapid decline.
This system continued in the majority of the UK until the early 1970s at the latest, when the first pager systems were introduced to fire services. Northern Ireland Fire Brigade also continued to operate a siren system until 1996, despite already being supplied with pagers.
In computer operating systems, demand paging (as opposed to anticipatory paging) is a method of virtual memory management. In a system that uses demand paging, the operating system copies a disk page into physical memory only when an attempt is made to access it and that page is not already in memory (i.e., if a page fault occurs).
A page, memory page, or virtual page is a fixed-length contiguous block of virtual memory, described by a single entry in a page table.It is the smallest unit of data for memory management in an operating system that uses virtual memory.
The Hiptop/T-Mobile Sidekick's importance to the Deaf was further solidified in March 2003 when it became the first cellular phone capable of placing unassisted TDD and Relay Operator calls through the phone's web browser [31] using a system developed by Jon B. Sharpe at Lormar Logic Company. Lormar Logic enhanced the TDD/Relay Operator system ...
"The Pager" is the fifth episode of the first season of the HBO original series The Wire. The episode was written by Ed Burns from a story by David Simon and Ed Burns and was directed by Clark Johnson .
THE multiprogramming system; ... In modern terms, this was the pager. ... The layers were implemented in order, layer 0 first, with thorough testing of the ...
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