AP CSP Unit 1

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19 Terms

1

Bit

a digit in binary

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2

Byte

a string of 8 bits

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3

Binary

A way of representing numbers using only two numbers repeatedly (0&1)

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4

Overflow Error

error that happens when data cannot fit in the number of bits available to represent it

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5

Round-off Error

error that happens when a computer performs calculations with real numbers because most decimals and negative numbers cannot be represented through binary

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6

Analog

something with continuous representation

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7

Analog Data

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8

Analog Image

made with traditional tools and media

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9

Digital Data

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10

Sampling

a process of choosing how small to make the section of the picture we look at when deciding whether to make it black or white

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11

Lossless Compression

data compression technique that allows the original data to be reconstructed perfectly after being compressed; uses patterns

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12

Lossy Compression

data compression technique that gets rid of details in data to compress it

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13

Copyright

give exclusive legal rights to decide how to copy, distribute, display, etc. your work

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14

Fair use

can use copyright material for personal use if you don’t have any gain

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15

Public Domain

after copy right is up the work can be used by the public

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16

Intellectual Property

any type of work or invention as a result of creativity

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17

Abstraction

hides details but gives the ability to look at problems at a higher level

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18

Algorithm

a series of steps to solve a problem that will work everytime

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19

Heuristic

general approach to a problem where you may not get the same answer every time

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