Data Coding Systems

Description

Flashcards on data coding systems.
becky_southway
Flashcards by becky_southway, updated more than 1 year ago
becky_southway
Created by becky_southway almost 9 years ago
2
0

Resource summary

Question Answer
What does ASCII stand for? American Standard Code for Information Interchange
What is ASCII A standard binary coding system for characters and numbers.
What is a unicode? A standard binary coding system that has superseded ASCII.
What is a Parity Bit? A method of checking binary codes by counting the number of 1s and 0s in the code.
What is Majority Voting? A method of checking for errors by producing the same data several times and checking it is the same each time.
What is a Check Digit? A digit added to the end of binary data to check the data is accurate.
Bit-mapped graphic An image made up of individual pixels.
Pixel. An individual picture element.
Resolution? width x height or pixels per inch.
Colour Depth? the number of bits or bytes allocated to represent the colour of a pixel in a bit-mapped graphic.
Vector Graphic? an image made up of objects and coordinates.
Compression? the process of reducing the number of bits required to represent data.
Run-length encoding? A method of compressing data by eliminating repeated data.
Dictionary-based encoding? A method of compressing text files.
Show full summary Hide full summary

Similar

Data Coding Systems
becky_southway
All the Countries of the World and their Capital Cities
PatrickNoonan
Chemistry General Quiz - 2
lauren_johncock
Chemistry Quiz General -3
lauren_johncock
GCSE History: The 2014 Source Paper
James McConnell
Sociology- Key Concepts
Becky Walker
8 Citações Motivacionais para Estudantes
miminoma
Forms of Business Ownership Quiz
Noah Swanson
Edexcel Additional Science Chemistry Topics 1+2
El Smith
FV modules 1-4 infinitives- ENTER SPANISH
Pamela Dentler
DEV I Part II
d owen