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1º TECHNO UNIT 2 s1

2. Hardware and Software

TermDefinition
Bit The smallest unit used to represent information on a computer. 1 or 0
Byte A group of eight bits
Hardware The physical components of the computer
Software The programs or instructions that make it possible to operate and use a computer
CPU The "brain" in a computer that interprets instructions from programs and processes data, as well as managing and controlling the entire system
Memories Where we store data and intructions that form part of the programs in a computer
Keyboard The component of a computer system that you use to write with. Pheripheral input device
Mouse The component of a computer system that you use to move the pointer or cursor. Pheripheral input device
Monitor The component of a computer system that displays images or text. Pheripheral output device
Printer The component of a computer system that prints information on paper. Pheripheral output device
Hard drive Magnetic storage device that store data and save information even after the computer has been turned off
Ports Slots and bays found on the computer´s case where you can connect peripherical devices
Desktop The first screen that you can see when you turn on the computer
File Document in a computer where data is stored
Folder Where you can store the files
Speakers The component of a computer system that reproduces sounds. Pheripheral output device.
Microphone The component of a computer system that collects sounds. Pheripheral input device.
Word processor Program that enables you to write and format texts
Database management systems Application that contains a series of tables that store information or data that are interrelated
Spreadsheet Program that enables you to keep the accounts
Presentation program Application that you can use to create attractive, animated or still slide presentations.
Operating system Main program in a computer that tells how to perform all its basic functions
Video card Hardware component that processes images and graphics
Chasis or cabinet External metallic or plastic cover that protects the components of the computer
RAM Computer memory that stores the data and programs that are been used in this moment. You can read and write it. It is erased without electricity
ROM Computer memory that stores information necessary to turn on the computer
Fan and heat sink Components that refrigerate and cool the computer to avoid malfunction
Created by: amediavilla
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