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This chapter introduces key definitions fundamental to understanding computers and technology. Key terms include technology as the application of science to solve problems, microprocessors as the "brain" of devices, and telecommuting, which enables remote work. Ethics in technology, computer viruses, and hacking are explored, alongside ergonomics and desktop fundamentals. It provides insights into file management with icons, logging on, programming, applications, and window management. Understanding these terms is crucial for navigating the digital world efficiently.
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Definitions • Technology – the use of science to solve practical problems • Microprocessor, the “brain” of every computerized device or tool. A tiny computer chip that receives instructions and carries them out. • Telecommute – to work from home or another location with the help of cell phones, fax machines, and the Internet. • Ethics – the principles and standards we use to decide how to act. • Virus – a program intentionally designed to cause annoyance or damage to computer hardware or software.
Hackers – a person who uses his or her expertise to gain access to other people’s computers to get information illegally or do damage. • Ergonomics –the study of the design of equipment and systems that people use. • Desktop – the main work area on a computer. • Icon – a small picture that represents programs, document files, Web links or other items on the computer
Log on – keying your user name and password • Program – the set of instructions your computer receives in order to carry out its many functions • Application – a software program such as Microsoft Office that let you perform specific tasks such as organizing information, creating reports or printing a picture
Window – an area on the computer screen where an application can be viewed and accessed. • Task bar – located at the bottom of the screen where you can see what window you are working in.
Insertion point – the symbol that shows where you will be entering text or data on your screen. A vertical blinking line. • Shortcut – a keyboard command that allows you to work without the mouse in order to keep both hands on the keyboard. Example Ctrl, Alt, Shift, and Function keys.