Source: https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/4-1-1-code [Revision notes](https://senecalearning.com/en-gb/revision-notes.md) › [Primary](https://senecalearning.com/en-gb/revision-notes/primary.md) › [Computer Science](https://senecalearning.com/en-gb/revision-notes/primary/computer-science.md) › [Computing: Year 5 & 6 National Curriculum](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum.md) › Code # Code Computing: Year 5 & 6 National Curriculum, topic 4.1.1 ## Code ### Computer language ![Computer language](https://image-v2.cdn.app.senecalearning.com/2025-07/0d0b9ee8-7df8-4eb1-aaa8-159588051c9b/c302cdeb-551a-4fe1-8c63-c16709d5299c.png) - Image that you have an algorithm for a computer task. - Once you have an algorithm, you need to turn it into a computer language. - This helps the computer understand and follow the steps in the algorithm. ### Computer languages ![Computer languages](https://image-v2.cdn.app.senecalearning.com/courseImages/biology/OCR%20Gateway/5.1.5/coding%20.jpg) - There are many computer languages for creating programs. - A program is a set of instructions to carry out a task. ### Machine code ![Machine code](https://image-v2.cdn.app.senecalearning.com/2018-07/31c77d00-497e-4e13-9319-bd43c2c1c731/Computer-Binary-1-0-Byte-.jpg) - At the lowest level, the computer uses machine code. - Machine code is based on the numbers 0 and 1. - The machine code system is called ‘binary’. - It is called 'binary' because there are only two numerals you can use. ### Higher-level languages ![Higher-level languages](https://image-v2.cdn.app.senecalearning.com/2018-08/789909dc-f5d8-4151-97cf-5012e4f86af3/coding-1853305_1920.jpg) - BASIC, C, Java, and HTML are all names of higher-level computer languages. - Higher-level computer languages are designed to be closer to human language. - Each of the languages uses different codes. - Each language is different, just like Spanish is different from English. ## Test yourself on Code - What does the computer use at the lowest level? - What are high-level computer languages designed for? [Practise this topic for free](https://app.senecalearning.com/classroom/course/19eff8d0-37ca-47d8-89d9-9810d0f53c27/section/172ebe42-47dc-4686-9546-b9096258e060/session) - Previous topic: [3.1.5 Logical Reasoning & Debugging](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/3-1-5-logical-reasoning-and-debugging.md) - Next topic: [4.1.2 Programs](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/4-1-2-programs.md) ## Computing: Year 5 & 6 National Curriculum contents ### 1 Using Computers - 1.1 Computers as a Tool - [1.1.1 Uses of Computers](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/1-1-1-uses-of-computers.md) - [1.1.2 More Uses of Computers](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/1-1-2-more-uses-of-computers.md) - [1.1.3 Advantages of Information Technology](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/1-1-3-advantages-of-information-technology.md) - [1.1.4 More Advantages of Information Technology](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/1-1-4-more-advantages-of-information-technology.md) - 1.2 Data - [1.2.1 Storing Data](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/1-2-1-storing-data.md) - [1.2.2 Databases](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/1-2-2-databases.md) - [1.2.3 Sorting & Filtering Data](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/1-2-3-sorting-and-filtering-data.md) - [1.2.4 Interrogating Data](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/1-2-4-interrogating-data.md) - 1.3 Plagiarism & Illegal Sharing - [1.3.1 Plagiarism](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/1-3-1-plagiarism.md) - [1.3.2 Copyrighted Content](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/1-3-2-copyrighted-content.md) ### 2 Networks & the World Wide Web - 2.1 Networks - [2.1.1 Parts of Networks](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/2-1-1-parts-of-networks.md) - [2.1.2 The Internet](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/2-1-2-the-internet.md) - [2.1.3 The World Wide Web](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/2-1-3-the-world-wide-web.md) - 2.2 Searching Online - [2.2.1 Searching the World Wide Web](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/2-2-1-searching-the-world-wide-web.md) - [2.2.2 Searching Tips](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/2-2-2-searching-tips.md) - [2.2.3 Reliable Information](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/2-2-3-reliable-information.md) - 2.3 Protecting Yourself Online - [2.3.1 Your Digital Footprint](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/2-3-1-your-digital-footprint.md) - [2.3.2 Being Safe](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/2-3-2-being-safe.md) - [2.3.3 Online Safety](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/2-3-3-online-safety.md) - [2.3.4 Viruses](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/2-3-4-viruses.md) - [2.3.5 Malware](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/2-3-5-malware.md) - [2.3.6 People Online](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/2-3-6-people-online.md) - [2.3.7 Your Feelings](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/2-3-7-your-feelings.md) - [2.3.8 Getting Help](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/2-3-8-getting-help.md) ### 3 Computational Thinking - 3.1 Computational Thinking - [3.1.1 Computational Thinking](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/3-1-1-computational-thinking.md) - [3.1.2 Decomposing Tasks](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/3-1-2-decomposing-tasks.md) - [3.1.3 Algorithms (1/2)](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/3-1-3-algorithms-12.md) - [3.1.4 Algorithms (2/2)](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/3-1-4-algorithms-22.md) - [3.1.5 Logical Reasoning & Debugging](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/3-1-5-logical-reasoning-and-debugging.md) ### 4 Computer Languages - 4.1 Coding - [4.1.1 Code](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/4-1-1-code.md) - [4.1.2 Programs](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/4-1-2-programs.md) - [4.1.3 Writing Programs](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/4-1-3-writing-programs.md) - [4.1.4 Writing Your Own Program: Input, Outputs, Design](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/4-1-4-writing-your-own-program-input-outputs-design.md) - [4.1.5 Turning an Algorithm into an App (1/2)](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/4-1-5-turning-an-algorithm-into-an-app-12.md) - [4.1.6 Turning an Algorithm into an App (2/2)](https://senecalearning.com/en-gb/revision-notes/primary/computer-science/computing-year-5-and-6-national-curriculum/4-1-6-turning-an-algorithm-into-an-app-22.md)