ap csp unit 1

binary

binary

a way of representing information using two options (0,1)

decimal

a way of representing information using ten options (0-9)

bit

a part of "Binary Digit";  the single unit of information in a computer, typically represented as a 0 or 1

byte

8 bits

overflow error

an error caused by trying to display a number that is too big

round off error

an error caused by trying to display a number that is too precise; it is rounded

analog data

data with values that change continuously, or smoothly, over time; ex. music, colors of a painting, or position of a sprinter during a race

digital data

data that changes discreetly through a finite set of possible values

sampling

a process for creating a digital representation of analog data by measuring the analog data at regular intervals called samples

lossless compression

A process for reducing the number of bits needed to represent something without losing any information. This process is reversible.

Intellectual Property

A work or invention that is the result of creativity, such as a piece of writing or a design, to which one has rights and for which one may apply for a patent, copyright, trademark, etc

lossy compresion

A process for reducing the number of bits needed to represent something while losing information. This process is not reversible.

creative commons

A collection of public copyright licenses that enable the free distribution of an otherwise copyrighted work, used when an author wants to give people the right to share, use, and build upon a work that they have created

range of 4 bit

0-15

range of 8 bit

0-256