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DCT-Chptr 1

DCT Chapter 1

Software A set of instructions, also called a program or application, that tells a computer how to perform tasks
Operating System A software that controls all of the other system
Hardware All the physical parts of a computer
Digital The information that is represented as individual pieces of data using the numbers 1 and 0 rather than a continuous stream
Hard Drive Built-in storage device inside a computer, it stores operating systems & software programs
Input Information entered into your computer
Output Information produced or processed from your computer
External storage device Storage device that can easily be removed from computer and often small and portable
Read-only memory (ROM) Memory that holds data that can be read by a digital device but cannot be deleted or changed
E-portfolio Collection of best documents and projects you have created and saved in an electronic format
Speech recognition Lets speaker text and give commands by speaking
PDA Personal digital assistant, handheld computers
Tablet PC Uses digital pen to enter text and commands in your own hand writing
Wordpad Word processor for writing, spreadsheets, etc.
Handheld education Any handheld electronic device used for education
Created by: winwin32