...ntent may be stored locally, or accessed remotely via computer networks. A digital library is a type of [[information retrieval]] system.
...nd information professional communities are pursuing a workable model of a digital library and a number of initiatives have been made both in the public and p
28 KB (4,049 words) - 19:33, 23 October 2017
.../c2.htm ''E-Commerce: Origins, Evolution and Implications.''] Twin Isles Research. Retrieved July 26, 2018. </ref>
Searching or browsing an online catalog can be faster than browsing the aisles of
21 KB (3,086 words) - 20:25, 28 July 2018
...ctronic]] devices. As defined by the [[IEEE]] (Institute of Electrical and Electronics Engineers) standards body, electronic devices are low-power systems and use
...r Music Center]], is the oldest center for electronic and computer music research in the United States. It was founded in 1958, by [[Vladimir Ussachevsky]] a
23 KB (3,396 words) - 19:17, 15 September 2017
...beyond modern encyclopedias in content, size, and cross-referencing. These digital encyclopedias, produced on [[CD-ROM]] and the [[Internet]], have almost ent
...tatistics]]. Historically, both encyclopedias and dictionaries have been researched and written by well-educated, well-informed content experts, who have att
31 KB (4,483 words) - 16:29, 6 September 2017
...ent broadcasts commenced in 1922, from the [[Guglielmo Marconi|Marconi]] Research Centre at Writtle, near [[Chelmsford, England]].
...tance telephone network began to convert to a digital network, employing [[digital radio]]s for many of its links. In the 1970s, [[LORAN]] became the premier
35 KB (5,194 words) - 10:07, 17 June 2019
'''Online shopping''' is the process of researching and purchasing products or services over the [[Internet]]. The earliest
...products are then shipped to the customer’s address, or in the case of [[digital media]] products such as music, [[software]], [[e-book]]s or [[movie|movies
28 KB (4,223 words) - 16:40, 20 December 2018
...ll structured bibliographic database is an indispensable tool for modern researchers to find descriptive records of relevant information sources. Also, bibli
...use a library's database to identify and locate books for class work and research. The books are then usually obtained through the library or by an [[interl
27 KB (3,896 words) - 18:25, 29 August 2019
...orm, the [[intellectual]] output of an [[institution]], particularly a [[research institution]].
...ons of [[theses]] and [[dissertation]]s, but it might also include other [[digital asset]]s generated by normal academic life, such as administrative document
16 KB (2,169 words) - 21:52, 3 March 2018
...ave given birth to new approaches for [[teaching]] and [[learning]]. For research in various fields, computer science has greatly enhanced the processes of d
...en with a degree in calculus, were employed in commerce, government, and research establishments. After the 1920s, the expression ''computing machine'' was a
21 KB (2,948 words) - 15:19, 17 March 2017
.....40E A Catalog of Spectroscopically Confirmed White Dwarfs from the Sloan Digital Sky Survey Data Release 4]. ''The Astrophysical Journal Supplement Series''
...ieved November 7, 2008.</ref> and in 2004, Travis Metcalfe and a team of researchers at the [[Harvard-Smithsonian Center for Astrophysics]] estimated, on the
72 KB (10,834 words) - 17:14, 7 August 2013
...ransmitted using just two states (on and off) so it was an early form of a digital code. However, it is technically not [[binary numeral system|binary]], as t
...er from a life-boat at sea or from an isolated land location (signalling a searching rescue aircraft).
27 KB (4,127 words) - 23:26, 23 October 2018
...tabases ([[deep web]]), library holdings, and general web sources with one search query. Library communities are also increasingly looking into [[open source
... of materials held by a [[library]] or group of libraries. Users typically search a [[library catalog]] to locate books, videos, and audio recordings owned o
16 KB (2,225 words) - 22:00, 3 March 2018
...or archiving [[academic journal]]s, founded in 1995. It provides full-text searches of [[Digitizing|digitized]] back issues of several hundred well-known jou
...they would remain available for the long term. Online access and full-text search ability improved access dramatically.
13 KB (1,823 words) - 00:13, 12 March 2018
...these are typically available only by subscription (which most astronomy research facilities have).
...ays or weeks can now be carried out in seconds via the sophisticated ADS [[search engine]]. Studies have found that the benefit to astronomy of the ADS is eq
25 KB (3,829 words) - 15:03, 22 April 2016
industry = Computer software<br/>Publishing<br/>Research and development<br/>Computer hardware<br/>Video games<br/>|
services = Azure, [[Bing (search engine)|Bing]], LinkedIn, MSDN, Office 365, OneDrive, Outlook.com, TechNet,
51 KB (7,006 words) - 22:10, 16 October 2018
*1962: [[Digital Signal 1|T-1]] service in Skokie, [[Illinois]].
*1987: Asymmetric Digital Subscriber Line (ADSL) is introduced.
25 KB (3,661 words) - 15:56, 18 November 2015
...d the [[Information Processing Technology Office]] (IPTO) to further the research of the [[Semi Automatic Ground Environment]] (SAGE) program, which had netw
... commercial Internet providers connect via [[Internet exchange point]]s, research networks tend to interconnect into large subnetworks such as the following:
49 KB (7,408 words) - 21:07, 16 July 2019
...//archive.is/Rvm0 Steven P. Jobs, 1955–2011: Apple's Visionary Redefined Digital Age] ''The New York Times'', October 5, 2011. Retrieved March 26, 2013. </r
...aul worked as a mechanic and a carpenter, and taught his son rudimentary [[electronics]] and how to work with his hands.<ref name="Smithsonian 1995"/>
57 KB (7,992 words) - 16:47, 1 February 2016
'''Analog or digital'''
...e of digital signals over analog signals.<ref>Ashok Ambardar, ''Analog and Digital Signal Processing'' (Brooks/Cole Publishing, 1999, ISBN 053495409X), pp. 1-
40 KB (5,820 words) - 15:45, 18 November 2015
... calculators are more portable than most computers, though some [[personal digital assistants]] (PDAs) are comparable in size to hand held calculators.
[[Personal computer]]s and [[personal digital assistant]]s can perform general calculations in a variety of ways:
25 KB (3,533 words) - 20:22, 24 December 2016