null
US
Entrar
Registre-se gratuitamente
Registre-se
Detectamos que o JavaScript não está habilitado no teu navegador. Habilite o Javascript para o funcionamento correto do nosso site. Por favor, leia os
Termos e Condições
para mais informações.
Próximo
Copiar e Editar
Você deve estar logado para concluir esta ação!
Inscreva-se gratuitamente
10553786
Data Spider diagram
Descrição
bip
Sem etiquetas
bip
computing
year 10
Mapa Mental por
Luke Antrobus
, atualizado more than 1 year ago
Mais
Menos
Criado por
Luke Antrobus
quase 7 anos atrás
29
1
0
Resumo de Recurso
Data Spider diagram
Binary
Unsigned Integers
Numbers that aren't negative
Sign magnitude
Two's compliment
Swap them, add 1.
Binary Arithmetic
Arithmetic shift. Move to the left it doubles, to the right it halves.
Overflow is where it shifts to the left and data is lost and it can miscalculate
Hex (Not designed for computers, used for people to read big numbers easily)
Conversion
Goes from 0 to F because each digit of Hex is representing 1 nibble.
Characters (Any single character) Data on some programme languages, not Python.
ASCII
Unicode (Character sets)
Images (Made up of Pixels)
Bit Depth (Colour Depth)
Resolution (A x B)
Calculating File Size
(Res A x Res B x Bit Depth) / 8(Bytes) x 1024(KB)
Sound (Analogue)
Sampling frequency
Resolution
Bits per sample or bit depth
Frequency x Bit Depth x Channels x Length = File Size
Data Units
Data capacity, Bit, Nibble, Byte, Kilobyte, Megabyte, Gigabyte, Terabyte
Compression
Lossy
Lossy compression is when you compress a file but lose detail
Lossless is the same as lossy but you don't lose quality
Anexos de mídia
Small (binary/octet-stream)
Hex To Binary 001 (binary/octet-stream)
Quer criar seus próprios
Mapas Mentais
gratuitos
com a GoConqr?
Saiba mais
.
Semelhante
A level Computing Quiz
Zacchaeus Snape
Types and Components of Computer Systems
Jess Peason
Input Devices
Jess Peason
Output Devices
Jess Peason
Computing
Kwame Oteng-Adusei
Pack of playing cards answer
Karl Taylor
Code Challenge Flow Chart
Charlotte Hilton
Computing Hardware - CPU and Memory
ollietablet123
Computer Systems
lisawinkler10
Computer science quiz
Ryan Barton
Input, output and storage devices
Mr A Esch
Explore a Biblioteca