IFT 100 Chapter Notes - Chapter 2: Chrome Os, Portable Computer, Laptop
18 Jan 2018
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Chapter 2: looking at computers: understanding the parts: computers are data processing devices, computer: data processing device that performs four major functions: Input: gathers data or allows users to enter data. Process: manipulates, calculates, or organizes data into info. Storage: saves data and information for later use: data vs information, data: representation or fact; figure or an idea (1) can be numbers, words, a picture, or a recording of a sound. Information: data that has been organized or presented in a meaningful fashion. (1) contact listings; when data becomes useful, it is information. Computer interaction + data/information (1) computers are excellent at processing: manipulating calculating, and organizing data into information. (a) ex: information processed for an id card: bits and bytes: language of computers, how do computers process data: Ex: spreadsheets, word documents, photo editing. (b) system software: set of programs that enables computer"s hardware devices and application software to work together. (i)
