Topic 12 ATOMIC STRUCTURE: Electronic configuration 12. 1. Ionization energy If an electron obtains enough energy it jumps beyond the highest energy level and becomes a free electron: the atom itself becomes a positive ion. This electron transition is represented as follows: n = 1 to n = (. Notation n = ( refers to the “world” outside the atom – beyond the control of the nucleus; any electron outside an atom has no potential energy (energy = 0). With hydrogen the ionization energy can be
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There is a significant increase in the use of electronic prescription over the last several years. Historically‚ the US Government Agencies in the late 1990s explored the potential need for electronic prescribing systems to reduce clinical risk in busy hospitals and between 1999 and 2001. Later the US Institute of Medicine (IOM) published two reports‚ on how technology can support and improve patient safety. And in the 2001 report‚ “Crossing the Quality Chasm”‚ recommended that providers‚ purchasers
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Components and Devices Objectives This chapter covers the following CompTIA-specified objectives for the “Media and Topologies” and “Protocols and Standards” sections of the Network+ exam: 1.6 Identify the purpose‚ features‚ and functions of the following network components: . Hubs . Switches . Bridges . Routers . Gateways . CSU/DSU . Network interface cards (NICs) . ISDN adapters . Wireless access points (WAPs) . Modems . Transceivers (media converters) . Firewalls . A wide range of devices is used
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Question 2) Definition of Electronic Office Electronic office is a modern office fused together with computer systems and information technology to handle present days demanding office work. Definition of Traditional Office Traditional office is an old office where office work was done or recorded by handwritten or typewritten means in papers. Types of Electronic Office There are many kinds of electronic offices seen operating in
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whereas‚ the inventory control systems of large companies require multiuser systems that may employ several centralized mainframes working in tandem. Organizations usually get the most processing power and the cheapest software with microcomputer that’s why modern organizations buy so many of them. Reasons to retain mainframe systems include (1) the need to support multiuser processing capabilities that work best on such systems; (2) the advantages of centralized processing and (3) the huge costs that
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Just a Matter of Time: Field Differences and the Shaping of Electronic Media in Supporting Scientific Communication Rob Kling & Geoffrey McKim April 27‚ 2000 Indiana University School of Library and Information Science 10th & Jordan‚ Bloomington‚ IN 47405 USA +1 812 855 5113 kling@indiana.edu‚ mckimg@indiana.edu Accepted for publication in: Journal of the American Society for Information Science Abstract The shift towards the use of electronic media in scholarly communication appears to be an inescapable
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Electronic Mall By the increase in the internet usage in different aspects of today’s life‚ the amount of creative and innovative ways to utilize the electronic world have eventually increased. It is easy and popular among the users to use search engines as a method to gain access to a specific product or service. However‚ while using the internet for their shopping‚ they may face difficulties regarding to lack of enough information about the product or service they are looking for‚ such as
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Electronics for Education Imagine if electronic devices replaced books and papers. Imagine being able to have all of your school supplies at the tips of your fingers. Life would be so much easier for students‚ and even the teachers. Technological devices should replace traditional books and papers because it provides more resources‚ keeps everything organized‚ and make the students backpacks lighter. Electrical devices are better because they provide more resources. It gives more resources
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Kristi Malone The Electronic Era was responsible for the advancement of technology. In my opinion‚ the biggest forms of technology that came were cell phones and personal computers. The invention of cell phones made it possible to communicate with others while not around a landline. It was also now possible to call for help if an emergency arose. The invention of personal computers came with the invention of the internet and made it possible to research a topic of interest without spending hours
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Assignment 1: Samsung electronics Q1 Samsung electronics is a world renowned company for its innovative electronics products. Samsung was found first by Mr. Lee Byung-chull in 1938 was first a trading company‚ slowly the company diversified into different area examples like retails‚ securities‚ textiles‚ insurance and food processing. Samsung only managed to enter the electronic market in the late 1960’s followed by the death of Mr. Lee‚ Samsung split into 4 different major companies Samsung‚ CJ
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