History of Computers Glenn G. Fabia Department of Computer Science Ateneo de Naga University A typical computer operation back when computers were people. Counting Tables History of Computers 2 A Modern Day Abacus (Oldest surviving‚ 300 B.C) Note how the abacus is really just a representation of the human fingers: the 5 lower rings on each rod represent the 5 fingers and the 2 upper rings represent the 2 hands. History of Computers 3 Napier’s Bones In 1617 John Napier
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differently and act differently—for better and for worse. In the 1990’s the personal computer became more popular‚ changing American politics and culture forever and sending us into new eras of technology. This is why I believe the computer revolution made the most profound impact on American culture and politics. In the 1990’s‚ computers began a revolution in the workforce. Businesses relied on the computers for things like word processing‚ accounting and record keeping. They changed the way
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The 20th century witnessed utmost usable invention of computers. The invention of the wonder machine was considered a heavy leap in the history of our civilization. As technology advanced‚ so were the computers trained to program according to the needs of its users. A sensational endeavor‚ its launch gifted mankind an encyclopedia of wisdom which facilitated the re-brushing of our long forgotten hooks on history and today it stands as the epitome of fulfilling man’s never ending desires. E-commerce
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EVOUTION OF COMPUTERS The evolution of electronic computers over a period of time can be traced effectively dividing this period into various generations. Each generation is characterized by a major technological development that fundamentally changed the way computers operated. These helped to develop smaller‚ cheaper‚ powerful‚ efficient and reliable devices. Today‚ life has become indispensable without a computer. You find computerization in almost every sphere and industry. Computer evolution
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Argument for using a computer With the popularity of computers‚ almost every family has one computer. Some parents‚ for various reasons‚ let children use computers for learning‚ relaxing‚ and so on. However‚ children between ages of 6 and 16 are in the growth stage. Simply playing for a couple of minutes is acceptable‚ while using computers for a long time should be discouraged for that it will do harm to children’s eyes‚ discipline‚ self-control and physical growth‚ which mainly reflects in the
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Applications of computers in various fields Computers have their application or utility everywhere. We find their applications in almost every sphere of life–particularly in fields where computations are required to be done at a very fast speed and where data is so complicated that the human brain finds it difficult to cope up with. As you must be aware‚ computer now-a-days are being used almost in every department to do the work at a greater speed and accuracy. They can keep the record of all
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3K What we know * Computer forensics lab usually conduct a digital forensic analysis * There are many type of computer forensics tool‚ some are free and some are licensed * Forensics lab usually are restricted to outsider What we don’t know * How computer forensics preserve their evidence * Overview of computer forensics lab * Cost to build a computer forensics lab What we need to know * Specific tool that use by computer forensics base on their case * How to build
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Computer Systems Individual Computer Systems Designing‚ and Configuring Computer Systems for DIGITEL WORLD Designing Company 1. Understand the function of computer systems. 2. Be able to design computer systems. 3. Be able to build and configure computer systems. 4. Be able to undertake routine maintenance on computer systems. Name: - Kasun NayanaKelum Batch No: - IT K 31 1|Page IT K Batch 31 Computer Systems Individual Acknowledgement I am more grateful to my lecturer Mohamed Shafeer
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INTRODUCTION Welcome to computer programming! You are about to discover an interesting and exciting world – a world of computer programming. In this unit‚ we introduce you to the concepts of basic computer programming . You will study the terms and concepts used in computer programming. We will then describe the five steps in computer programming. 2.0 OBJECTIVES At the end of this unit‚ you should be able to: 1. Understand the programming process 2. Define computer programming‚ program
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How serious is computer crime? What can we do about it? Computer crime‚ or Cybercrime‚ refers to any crime that involves a computer and a network. The computer may have been used in the commission of a crime‚ or it may be the target. Netcrime is criminal exploitation of the Internet. Dr. Debarati Halder and Dr. K. Jaishankar (2011) define Cybercrimes as: "Offences that are committed against individuals or groups of individuals with a criminal motive to intentionally harm the reputation of the
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