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DCT chp 1
Key terms
Term | Definition |
---|---|
Software | is a set of instructions, also called a program or application, that tells a computer how to perform tasks |
operating system | is software that controls all of the other software programs and allows the computer to preform basic tasks |
hardware | includes all of the physical parts of the computer |
digital | is information that is represented as individual pieces of data using numbers 1 and 0 rather than as a continuous stream |
hard drive | is a built in storage device inside a computer |
input | information that is entered into a computer |
output | information that a computer produces |
external storage device | is a storage device that can be easily removed from a computer and is often small and portable |
read-only memory (ROM) | memory that holds data that can be read by a digital device but cannot be changed or deleted |
e-portfolio | is a collection of the best documents and projects you have created and saved in an electronic format |