COMP 1010 Lecture Notes - Lecture 3: Graphical User Interface, Taskbar, Network Interface Controller
17 May 2017
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Motherboard: piece of hardware that connects all components together: all other hardware plugs into motherboard, directly or through expansion slots, on a mac call it logic board instead. Network adapter: provides place to plug in an external cable that connects computer to network like the internet. Modem: through telephone line to internet: translate electrical signals into audio transmissions and vice-versa, limited less in speed common computer systems: software. Software: instructions that tell computer what to do: firmware software starts up computer, takes through first part of boot process. On pcs, bios (basic input/output system), newer models, efi (extensible firmware interface: operating system takes over after firmware done operating system software. Five main functions: providing user interface, offering tools for manipulating documents and launching programs, managing resources, connecting to networks, security. 1) user interface (gui graphical user interface: four main components: windows, icons, menus and pointer, window: shows view of program, document, in area on screen that you can manipulate.
