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Computer Basics
| Question | Answer |
|---|---|
| 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
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