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The history of computers
The history of computers
Historical development of a computer
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CONTENTS Introduction 1 The role of computer systems in different environments 1 School 2 Bank 3 Police Station 3 The hardware, software, and peripheral components of a computer system 4 Hardware 4 Software 8 Peripherals 8 INTRODUCTION The following document will cover these subjects: • Explaining the role of a computer system in different environments. • Explaining the hardware, software and peripheral components of a computer system. • Comparing different types of computer systems. THE ROLE OF COMPUTER SYSTEMS IN DIFFERENT ENVIRONMENTS This part of the document will be explaining the role of computer systems. The environments will be a school, a bank, and a police station. The computer systems that will be discussed are, microcomputers, minicomputers, mobile, supercomputers, and mainframe. Microcomputer, or personal computers as they are more commonly known, are computers where the central unit contains a microprocessor. Microcomputers are also made up of ROM (read-only memory) & RAM (random-access memory) memory, I/O ports, and a bus system. Some examples of microcomputers are: • Laptops • Desktops • Tower • Notebook Minicomputers can be midsized computers that are capable of simultaneously handling up to 150 users, and they can be midrange servers that are capable of holding terabytes worth of data, as well as, being a web server to control access to internet. Mobile is the system that is used on smartphones, tablets or PDA. A mobile system makes the devices it is used on more accessible as it can transported around. The mobile devices contain a mobile operating system that allows them to run applications/programs, like Windows would on a microcomputer. Some examples of mobile are: • Smartphone • Tablet • PDA ... ... middle of paper ... ...used to print out texts, and/or graphics on paper. There are many different types of printers, such as, laser, inkjet, and LCD/LED. Laser printers focus their laser on to a drum, and then produce the pattern that is going to be printed out. Whenever the drum is hit by the laser it is electrically charged. When it is fully charged and the image has been produced on the drum, the drum is coated in toner. The toner then transfers the pattern on the paper, which is then heated to fused the pattern to the paper. Inkjet printers work by spraying ionized ink on paper, which is then moved into the correct shape by the magnetized plates in the printer. STORAGE DEVICES Storage devices, such as, flash drives or an external hard drive are external peripherals used for storing data. They are connected to the computer via a USB slot. COMPARING DIFFERENT COMPUTER SYSTEMS
Computers have many functions. Communicating to others, performing job functions, and playing games are just some of the things computers are responsible for. Technology changes on a daily basis and will continue to. Below is a resource of information on different aspects of computing. The Computer Industry The computer industry is a customary term used to characterize the range of businesses involved with producing of computer hardware, software, and networking of the infrastructures. The computer
called ‘Apple of China’. The overnight success of Xiaomi almost caught Lei off guard. The company started limiting the supply of Xiaomi handsets which led to media accusations of "hungry marketing". It 's a practice that seeks to work up a fever for a product that becomes contagious. According to Lei, everything was going under plan and they had a four year plan but managed to finish it in two years. The success of Xiaomi phones is down to three things, One-third of Xiaomi device-design ideas come
Sociotechnical systems play an integral role in life today; their presence is always growing as civilization continues to create and to innovate technology. A set of values influences each sociotechnical system, whether that is through embodying or omitting those values. In either case, it is known that no system is perfect, and that injustices are bound to happen to the actors within the system. The integration of society with technology has created countless sociotechnical systems, each one influenced
Geographical information system (or GIS) is a type of information system used for collecting data to analyze and to generate maps. In a sense, data is collected from different regions to be placed on a map to study and learn the results. This data can be a tax assessor's office that produces land use map for appraisers and planners to another part of the spectrum, where a wastewater department decides the most important areas of repair of the water system after a natural disaster. Different types
of such objects; what the content of such rights will be; how and when such rights may be enforced, and how such rights will be terminated. • Examples of mental products that may be protected as intellectual property include, books, technical reports, paintings, drawings, and sculptures, video and audio recordings, motion pictures, computer programs, inventions, industrial designs, trademarks, plant varieties, trade secrets and biological
ownership · The objectives of the business and how well they meet them · The structure of the business · The functional areas and how well the business meet objectives · Management style and culture · How quality assurance and control system contribute to added value · Alternative methods of quality assurance and control · Communication channels within the business MARKS & SPENCER[IMAGE] AN INTERNAL INVESTIGATION OF THE BUSINESS OF MARKS & SPENCER Introduction ---------------
Comparing Service Providers ISP vs ASP In today's society, technology is the wave of the future. With the invention of the Internet, the world seems to get smaller and smaller, minute-by-minute. When using the Internet, one must have a service provider to access any information that is out there on the information superhighway. The two service providers I will be explaining in this report are Internet Service Providers (better known as ISPs and Application Service Providers (better known as
threat to the established brands such as Samsung and Apple? Background Note Xiaomi Inc., headquartered in Beijing, China, is a privately owned electronics company that designs, develops, and sells smart phones, mobile apps, and other technology products. It was co-founded by eight partners (Lei Jun (CEO), Lin Bin... ... middle of paper ... ... line at the middle to lower end of the market, represent Xiaomi's competitive strengths. Other lower-end makers can offer similar quality but lack the
internet users from different societies and nations to voice out freely. It allows any internet users to link up with people from anywhere in the entire world. “Information is available to anyone with a computer”, or with any internet-based electronic devices, which is credited to the “advances in computer-mediated interaction” nowadays (Dean, 2001, p. 2). There are a lot of transformations of human interaction enabled by internet: freedom in idea sharing, expression of emotions, news spreading by civilians
Video games are a multi-billion dollar industry. Playing into both the cost and profit circulating within the industry is the advertising content disseminated to consumers. Like other entertainment media, advertising derives from the content itself—film trailers tout some of the best moments of the picture, for instance. However, the content of video games is uniquely tied to the industry’s advertising goals and whom the industry deems to be part of its target audience. In essence, AAA games—those
the degree of goodness or worth of a person, place or thing. In determining the quality of a product, the customer's expectations about the product will be given the top most priority. In the present scenario, customer delight is the need of the hour in order to survive the cutthroat competition. There are different approaches through which the concept of quality can be under stood. According to the product-based approach, quality is an attribute, which can be measured quantitatively. The manufacturing
“The Cost of Doing the Right Thing.” A Comparative Study on the Relationship between Social Responsibility and Financial Performance I. Introduction Ethics are defined as moral principles that govern a person, or groups, behavior. This simple explanation of ethics becomes extremely complex when adding additional variable such as an organization and its financials. Are organizations that primarily focus on their monetary situation maintaining their moral principles? Finding a correlation between corporate
Comparison of Northwest Airlines and American Airlines Globalization Globalization can be defined as “making worldwide in scope or application”(1). In this comparison of the global corporate culture of Northwest Airlines and American Airlines several areas will be addressed. The strength of the global culture with-in the companies. The fit of the company to the global marketplace, and the adaptive ness or the empowerment of the employees will be examined and compared. Perhaps more important
Introduction to Financial Services 1.0Financial Services is a growing industry, which provides for the financial needs of individual consumers and businesses. This unit explores the needs of and products available for both the consumers and businesses. The term financial service covers a wide range of products including accounts for depositing money, loans, savings and investments, pension and financial advice. Financial Services for individual consumers are available from banks, building societies
behaviour is genetically influenced by evolution. Secondly, Animal research may inform our understanding of human behaviour, as to why a lot of research is done on animals. Lastly, Cognitions, emotions and behaviours are products of than anatomy and physiology of our nervous and endocrine systems. This essay will discuss how research has provided evidence to support the principle that animal research may inform our understanding of human behaviour. The principles are the main ideas that define BLOA, allow