Supercomputer Supercomputer is a broad term for one of the fastest computers currently available. Supercomputers are very expensive and are employed for specialized applications that require immense amounts of mathematical calculations (number crunching). For example‚ weather forecasting requires a supercomputer. Other uses of supercomputers scientific simulations‚ (animated) graphics‚ fluid dynamic calculations‚ nuclear energy research‚ electronic design‚ and analysis of geological data (e.g.
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FAST VLSI BINARY ADDITION Dept. of Electrical and Computer Engineering University of Minnesota‚ Minneapolis‚ MN 55455‚ USA E-mail: parhi@ee.umn.edu Keshab K. Parhi Abstract - This paper presents novel architectures for fast binary addition which can be implemented using multiplexers only. Binary addition is carried out using a fast redundant-to-binary converter. It is shown that appropriate encoding of the redundant digits and recasting the binary addition as a redundant-to-binary conversion
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Computer Fundamentals Computer is an electronic device that manipulates data according to set of instructions and produce a meaningful result. • Computers are not very intelligent devices‚ but they handle instructions flawlessly and fast. • They must follow explicit directions from both user and computer programmer. • Computers are really nothing more than a very powerful calculator with some great accessories. • Applications like word processing and games are just a very
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playing a grave essential role in daily business activities. Over the past decade‚ the detection rate of computer crimes concerning information system attacks has risen sharply. According to Kunz and Wilson (2004)‚ reported computer crimes have been septupled from 2000 to 2003 and leads to inestimable economic loss. Therefore‚ themes on information security‚ especially the prevention of computer fraud‚ have attracted increasingly attentions (Romney and Steinbart‚ 2009). However‚ it seems that perpetrators
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the two kinds of communication means. It is considered that the advances in communication will come at the expense of face-to-face communication. In a view to have better understandings of the relationships between face-to-face communication and computer-mediated communication‚ ways to communicate in business‚ education and‚ above all‚ social circle are investigated in-depth in this essay. To commence with‚ face-to-face communication in the business sector plays a vital role. This kind of communication
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Warf Computers Financial Performance Analysis Prepared by Angus Jones & Partners‚ LLC Agenda Company overview Company direction & new product info Company financials Balance Sheet Income Statement Cash Flow Analysis Ratio Analysis Expansion plan analysis Overall recommendations Angus Jones & Partners‚ LLC Company Summary Founded 15 years ago Small initial investment to start company The same group of investors has supplied the limited additional funds needed by the company in the
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INTL. JOURNAL OF HUMAN–COMPUTER INTERACTION‚ 25(4)‚ 243–281‚ 2009 Copyright © Taylor & Francis Group‚ LLC ISSN: 1044-7318 print / 1532-7590 online DOI: 10.1080/10447310802546724 Intl. Journal 1532-7590 1044-7318 of Human–Computer Interaction‚ Vol. 25‚ No. 1‚ December 2008: pp. 1–78 HIHC Interaction Better in 3D? An Empirical Investigation of User Satisfaction and Preferences Concerning Two-Dimensional and Three-Dimensional Product Representations in Business-to-Consumer E-Commerce A. Ant Ozok
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distinguish between ecommerce and e-business at a job interview. • Write down your definitions. • Use examples to illustrate your points. •3 E-Commerce Defined • Electronic-Commerce The buying and selling of information‚ products‚ and services via computer networks and distributed media‚ usually the World Wide Web. •4 E-commerce Defined (II) • „All electronically mediated information exchanges between an organization and its external stakeholders‟ • Examples: – Buying books online (transactional)
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Operating System: An operating system (OS) is a set of software that manages computer hardware resources and provides common services for computer programs. The operating system is a vital component of the system software in a computer system. Application programs require an operating system to function. Types: 1. Real-time A real-time operating system is a multitasking operating system that aims at executing real-time applications. Real-time operating systems often use specialized scheduling
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Introduction We are now facing the modern era of technology and this is the computer age. One of the greatest inventions of man for all time is the computer. Many of us cannot deny that they are relying or depends on computer. It is inevitable that others may become addicted to computer because of its amazing features and satisfy their gratification because it makes everything easy and possible. We all enjoy the benefits of the computer‚ and for many of us it is also an indispensable tool for work‚ education
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