4.1.7
Character Sets
Character Sets
Character Sets
Text data is made up of characters. Character sets allow us to store characters digitally.
Character sets
Character sets
- Text data is made up of characters.
- Each character is assigned its own character code.
- A character set is a collection of all the characters that a computer recognises, along with their binary codes.
What's in a character set?
What's in a character set?
- Character sets include:
- Alphanumeric characters e.g. letters, numbers, and symbols.
- Special characters e.g. new line.
Examples of character sets
Examples of character sets
- There are two main character sets in use:
- American Standard Code for Information Interchange.
- Unicode.
1Computational Thinking & Algorithms
1.1Computational Thinking
1.2Algorithms
1.2.1Algorithms
1.2.2Pseudocode
1.2.3Flow Diagrams
1.2.4Logical Reasoning & Debugging
1.2.5Reading Algorithms
1.2.6Correcting Algorithms
1.2.7Complete the Algorithm
1.2.8Search Algorithms
1.2.9Linear Search
1.2.10Binary Search
1.2.11Sort Algorithms
1.2.12Bubble Sort
1.2.13Insertion Sort
1.2.14End of Topic Test - Algorithms
2Programming
2.1Programming Fundamentals
2.1.1Variables & Constants
2.1.2Comments
2.1.3Input & Output
2.1.4Arithmetic Operators
2.1.5Relational Operators
2.1.6Boolean Operators
2.1.7Sequence
2.1.8Selection
2.1.9Iteration
2.1.10Subroutines
2.1.11Scope
2.1.12Data Types
2.1.13Casting
2.1.14Arrays
2.1.152D Arrays
2.1.16Lists
2.1.172D Lists
2.1.18Strings
2.1.19Syntax Errors
2.1.20Logic Errors
2.1.21Runtime Errors
2.1.22End of Topic Test - Programming
2.2Designing Code
3Hardware & Software
3.1Hardware
3.2Software
4Data
5The Internet
6Online Safety & Security
6.1Protecting Yourself Online
Jump to other topics
1Computational Thinking & Algorithms
1.1Computational Thinking
1.2Algorithms
1.2.1Algorithms
1.2.2Pseudocode
1.2.3Flow Diagrams
1.2.4Logical Reasoning & Debugging
1.2.5Reading Algorithms
1.2.6Correcting Algorithms
1.2.7Complete the Algorithm
1.2.8Search Algorithms
1.2.9Linear Search
1.2.10Binary Search
1.2.11Sort Algorithms
1.2.12Bubble Sort
1.2.13Insertion Sort
1.2.14End of Topic Test - Algorithms
2Programming
2.1Programming Fundamentals
2.1.1Variables & Constants
2.1.2Comments
2.1.3Input & Output
2.1.4Arithmetic Operators
2.1.5Relational Operators
2.1.6Boolean Operators
2.1.7Sequence
2.1.8Selection
2.1.9Iteration
2.1.10Subroutines
2.1.11Scope
2.1.12Data Types
2.1.13Casting
2.1.14Arrays
2.1.152D Arrays
2.1.16Lists
2.1.172D Lists
2.1.18Strings
2.1.19Syntax Errors
2.1.20Logic Errors
2.1.21Runtime Errors
2.1.22End of Topic Test - Programming
2.2Designing Code
3Hardware & Software
3.1Hardware
3.2Software
4Data
5The Internet
6Online Safety & Security
6.1Protecting Yourself Online
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