Unit A: Computer and Internet Basics 1 COMPUTER CONCEPTS Define Computers 2 What is the digital revolution and how does it affect me? Is an going process of social, political, and economic change brought about by digital technology, such as computers and the Internet. Define Computers 3 What is a Computer? A computer is an Electronic device that accepts input, process data, stores data, and produces output, based on a series of instructions in stored programs. Define Computers 4 Why would I use computer? Web Create Documents Analyse Numbers Edit digital photographs Produce Original graphics Send and Receive E-mails Define Computers 5 Do all computers look alike? Computers come in a variety of styles, models, and size What is PC stands for? Personal Computer What is a computer system? Computer system includes hardware, peripheral devices, and software. Define Computers 6 What is hardware? Refers to the electronic and machanical parts of the computer What is the system Unit? Is the box that houses the most important parts of a computer system. Define Computers 7 What is a peripheral device? Is hardware that can be added to a computer system to expand what a computer can do. Define Computers 8 What is software? Is a computer program that tells the computer how to perform tasks. Define Computers 9 How do I use a computer? To use computer, you must input data or information, by using input devices. What is Input Devices? Such as keyboard or mouse, to input information. The input device and the computer work together to change into a series of electronic signals the computer can understand What is output Devices? Such as monitor, printer, or speakers. As you work, you continue to input information and to use the output. Define Computers 10 What is digitization, and why is it important in my daily life? Is the process of converting text, numbers, sound, photos, and video into data that can be processed by digital devices.