UNIT-I INTRODUCTION INTRODUCTION TO COMPUTER The term “Computer” is derived from the Latin word “Computare” which means “to compute” or “to calculate”‚ so it is considered to be calculating device. In fact‚ the main objective of inventing the computer was to create a fast calculating machine. But now-a-days more than 75% of non-mathematical or non-numerical work is carried out by the computers. Today‚ computer technology has spread to every sphere of existence of modern man‚ from railway
Premium Computer Personal computer Computer data storage
today’s society‚ almost every household has at least one computer if not more. In fact‚ it is not strange to walk in to a house that has two or three computer. Computers are all the same in one way or another‚ although they do vary from sizes to capabilities. Laptop computer and Desktop Computer are two computers that are similar but different. A Laptop computer is considered top of the by almost anyone who knows about them. A laptop computer can cost a person any where from eight hundred dollars
Premium Personal computer Laptop Battery
PRELIM COMPUTER What is a Computer? A computer is an electronic machine that can be programmed to accept data (input)‚ process it into useful information (output)‚ and store it in a storage device for future use Characteristics of a Computer •It’s a machine. •It is electronic. •It is automatic. •It can manipulate data. •It has memory •It has logical function Capabilities of a Computer • Speed • Accuracy • Repetitiveness • Storage • Programmable Limitations of a Computer • Cannot operate without
Premium Computer Personal computer
COMPUTER ADDICTION Addiction - "a habit so strong that one cannot give it up." We are all aware that people form addictions to many things‚ from cocaine to gambling. References to alcoholism‚ workaholism‚ even chocoholism‚ are commonplace throughout our society. The idea that people can form addictions to computing is a relatively new one‚ but quickly gaining ground. Perhaps some day the word "netaholism" will be as widely-used as the others; being a "user" may have more connotation than we realize
Premium Computer Addiction Server
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
Premium Computer Personal computer Word processor
Computer Technology Computer Technology Technology has helped us in every phase of life since the beginning of time. From the invention of the simple calculator to the Internet‚ technology has been a great factor on the way our civilization has grown. With more and more technological advances just around the corner‚ our civilization will continue to grow faster and faster than ever before. After the invention of the computer this world did many inventions in a short time with the help of technology
Premium Computer
Computer Mouse: Consumer Driven Innovation The computer mouse controls the pointer on a computer screen‚ allowing a user to navigate throughout programs‚ websites‚ etc. The mouse is moved around a surface by the user’s hand in order to translate that movement to the pointer on the computer screen. Computers were only invented shortly before the earliest mice were developed‚ and there were very few computers around. There was little demand for an invention like this‚ but before the mouse was invented
Premium Personal computer Mouse Universal Serial Bus
A DISCURSIVE ESSAY Some people say that computers have made life effortless and more comfortable‚ others advocate for the idea that computers have made life more difficult and complicated. However‚ in my opinion‚ computers have brought convenience and comfort to our lives since they enable simpler access to information and tremendously increase the quality of communication. Firstly‚ the computer is a relatively new technology and young people have been learning to use it from early ages Therefore
Premium Communication Server Hard disk drive
The Computer is one of the wonders of Science. Science has made our lives more enjoyable and has broadened our knowledge. The computer influences our way of living for a variety of reasons. They have enabled us to do things faster‚ as well as communicate with people across the globe. The Internet affects us in every way‚ most importantly with our social lives‚ our jobs‚ and our entertainment. Our social lives are not just communicating with telephones and mail anymore. Going "on-line"
Free Internet Server Mail
Introduction of Computers What is Computer. Computer is an electronic machine‚ which accepts instructions‚ commands and information‚ based on the information process the given information at Ultra High Speed and produce the result on the screen and printer. Qualities of Computer. Possess the following:- a. Ultra High Speed b. Accuracy c. Huge Capacity for Storage d. Decision Making Ability Main Parts of Computers. Following are the main parts
Premium Computer Personal computer Operating system