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Computer Basics

Application Software Software that includes programs that help people do certain tasks
Binary Code Computer code, made up of 1s and 0s
Boot Starting up or resetting computer
Byte Single character of data, 1 Gig equals 1m bytes of data
Central Processing Unit (CPU) Silicon chip that processes and carries out instructions, aka microprocessor
Compact Disc (CD) Optical storage using lasers to store info. Read by a CD-ROM drive in a computer, holds up to 500 floppy disks of info
Computer A device that can store, retrieve, manipulate, and process data to produce an outcome
Floppy Disk Magnetic, non-rigid storage device that can store data and transport it to another computer, encased in a plastic sleeve
Graphical User Interface (GUI) Allows user to select text, icons, and menu items on the computer screen, choose commands and files, and start app software. Makes computers user friendly
Hard Drive Storage device that reads and writes data to and from a round, rigid disk in the computer
Hardware Physical computer equipment. Input devices, CPU, output devices, and memory. CPU, monitor, keyboard, mouse.
Headphones Audio output devices
Information Technology (IT) Use of technological tools, computer systems, and telecommunications to input, store, process, and communicate information.
Input Device Device which gathers info for the computer, keyboard, mouse, scanners
Keyboard Text and command input device
Modem Expansion card that sends and receives info via a telephone to and from a computer
Monitor Output device, text, icons, objects, graphics, photos, videos, and animations
Mouse Hand-held input device that controls the cursor
Network 2 or more linked computers that share files, software, and resources, i.e. printers
Operating System (OS) The most important type pf system software, manages communications of hardware and CPU, manages files, and runs app software
Output Device Computer sends out info, monitors, printers, speakers, headphones
Peripherals Additional components besides the main parts of the computers, scanners and printers
Printer Output device that transfers info into a hard copy
Processing Basic computer function, when a computer uses information
Program AKA Application or software. Series of ordered instructions that can be done by a computer
Random Access Memory (RAM) Silicon chips in the computer that hold info being used by the CPU as long as the computer is on. Short-term, erased when computer is shut off
Read Only Memory (ROM) small bit of memory that stays in computer when it is turned off. Helps computer boot up and begin running its OS
Scanner Input device, changes images into info that a computer can read
Software Set of instructions that makes the hardware work, aka programs or applications
Storage Function of saving info on a computer
Created by: cletendre