This lesson teaches students about the internet: Domain Name Service (DNS), server hosting, the cloud, web servers, and clients. It has been specially created for the OCR GCSE Computer Science (J277) course, meaning there is no irrelevant content from other exam boards. This resource consists of a PowerPoint presentation, a worksheet with answers, custom-made exam-styled questions with a mark scheme, and a full lesson plan. See the video and the preview image to see what is included! Feedback has been considered when creating and updating this resource to ensure it is appealing, engaging, and challenging. This resource will be updated to ensure it is (one of) the best! Duration: 1-2 Lessons This resource is designed to cover: The Internet: DNS, Hosting, The Cloud, Web Servers, and Clients. Purpose of the DNS. Purpose of the cloud. Interaction between clients and web servers. Different types of servers and the services they provide. Advantages and disadvantages of the cloud. ⠀ Other complete lessons in Unit 1.3: Types of Networks Network Performance Network Hardware The Internet (Current) Network Topologies Encryption (Free) Standards and Network Protocols Network Connections

This is a practice paper 1 for computer science, which aims to find any weaknesses in students’ knowledge prior to the exam! Exam practice questions offer students a targeted and effective way to prepare, ensuring they are confident and successful on the exam day. You can easily reuse and adapt our top-quality teaching material to fit your unique teaching style. This activity is suitable for classroom use or for self-study at home.   █▀▀ █▀▀ ▄▀█ ▀█▀ █░█ █▀█ █▀▀ █▀ █▀░ ██▄ █▀█ ░█░ █▄█ █▀▄ ██▄ ▄█ Compliant with the OCR GCSE Computer Science specification J277. This resource contains: Practice exam paper 1 which allows students to practice their exam technique and find any weaknesses prior to the big day! This mock paper has been designed to contain the correct proportion of AO1 and AO2 questions as per the specification. This means that 42% of the marks are based on AO1, and the remaining 58% based on AO2. A mark scheme for each question allows for students to self-evaluate their work or explore a different way of answering the question. A word document format is provided to allow for practice for the digital exams in 2025. ⠀ Total Marks: 80 Suggested Allowed Time: 90 minutes (+25% extra time = 113 minutes) ⠀ Other useful resources from us: 8 Mark Practice Q’ (Set B) - Exam Q’ Practice (OCR GCSE J277) Subprograms - Python Programming Challenges Representing Sound - Complete Lesson (OCR GCSE J277)   █▀▀ █▀█ █ █▀▄▀█ █▀ █▀█ █▄░█ █▄▄ █▀▄ █ █░▀░█ ▄█ █▄█ █░▀█   █░█░█ █ ▀█ ▄▀█ █▀█ █▀▄ ▀▄▀▄▀ █ █▄ █▀█ █▀▄ █▄▀ Feel free to leave any feedback in the review section below! :)

This resource teaches students about the performance of computer networks - network latency, transmission errors, bandwidth, type of network traffic, and the number of connected devices. It has been specially created for the OCR GCSE Computer Science (J277) course, meaning there is no irrelevant content from other exam boards. This resource consists of a PowerPoint presentation, a worksheet with answers, custom-made exam-styled questions with a mark scheme, and a full lesson plan. See the video and the preview image to see what is included! Feedback has been considered when creating and updating this resource to ensure it is appealing, engaging, and challenging. This resource will be updated to ensure it is (one of) the best! Duration: 1-2 Lessons This resource is designed to cover: Factors that affect the performance of a computer network: Network Latency Transmission Errors Bandwidth Type of Network Traffic Number of Connected Devices ⠀ Other complete lessons in Unit 1.3: Types of Networks Network Performance (Current) Network Hardware The Internet Network Topologies Encryption (Free) Standards and Network Protocols Network Connections

This resource covers the conversion between binary integers and decimal values, and vice versa. It has been specially created for the OCR GCSE Computer Science (J277) course, meaning there is no irrelevant content from other exam boards. This resource consists of a PowerPoint presentation, a worksheet with answers, custom-made exam-styled questions with a mark scheme, and a full lesson plan. See the preview to see what is included! Feedback has been considered when creating and updating this resource to ensure it is appealing, engaging, and challenging. This resource will be updated to ensure it is (one of) the best! Duration: 1 Lesson Please note that a binary crash course version of this resource is available. This resource is designed to cover: What is binary? Conversion between binary and denary. Conversion between denary to binary - two methods. ⠀

This resource covers the addition of two binary values together and overflow errors that may occur. It has been specially created for the OCR GCSE Computer Science (J277) course, meaning there is no irrelevant content from other exam boards. This resource consists of a PowerPoint presentation, a worksheet with answers, custom-made exam-styled questions with a mark scheme, and a full lesson plan. See the preview to see what is included! Feedback has been considered when creating and updating this resource to ensure it is appealing, engaging, and challenging. This resource will be updated to ensure it is (one of) the best! Duration: 1 Lesson Please note that a binary crash course version of this resource is available. This resource is designed to cover: Adding two binary values up to and including 8 bits. Why overflow errors occur. ⠀

String formatting in Python is essential for creating well-structured and readable strings. It allows for variables and expressions to be integrated within strings seamlessly. These challenges allow students to quickly familiarise themselves with this important feature within Python. You can easily reuse and adapt our top-quality teaching material to fit your unique teaching style. This activity is suitable for classroom use or for self-study at home, and allows for students to develop their problem-solving skills.   █▀▀ █▀▀ ▄▀█ ▀█▀ █░█ █▀█ █▀▀ █▀ █▀░ ██▄ █▀█ ░█░ █▄█ █▀▄ ██▄ ▄█ Compliant with the AQA/OCR GCSE Computer Science specifications 8525/J277. This resource contains: 10 challenges provide students with an invaluable opportunity to sharpen their coding skills and problem-solving abilities through using string manipulation techniques. Source code answers allowing for students to self-evaluate their work or explore a different way of solving the problem.   Other useful resources from us: Random Numbers - Python Programming Challenges Dictionaries - Python Programming Challenges Representing Sound - Complete Lesson (OCR GCSE J277)   █▀▀ █▀█ █ █▀▄▀█ █▀ █▀█ █▄░█ █▄▄ █▀▄ █ █░▀░█ ▄█ █▄█ █░▀█   █░█░█ █ ▀█ ▄▀█ █▀█ █▀▄ ▀▄▀▄▀ █ █▄ █▀█ █▀▄ █▄▀ Feel free to leave any feedback in the review section below! :)

This resource covers converting between Binary and Denary (and vice versa), Binary Addition, Binary Shifts, and converting between Hexadecimal and Binary/Denary (and vice versa). It has been specially created for the OCR GCSE Computer Science (J277) course, meaning there is no irrelevant content from other exam boards. This resource consists of a PowerPoint presentation, a long worksheet with an answer sheet, custom exam-styled questions with a mark scheme, and a full lesson plan. See the video and the preview image to see what is included! Feedback has been considered when creating and updating this resource to ensure it is appealing, engaging, and challenging. This resource will be updated to ensure it is (one of) the best! Duration: 3-4 Lessons This resource is designed to cover: Binary to Denary up to 8 Bits (and vice versa). Most Significant Bit and Least Significant Bit. Adding two Binary Numbers with an explanation about Binary Overflow. Two-digit Hexadecimal to Binary/Denary. Understanding and carrying out Binary Shifts. ⠀ Other complete lessons in Unit 1.2: RAM, ROM, and Virtual Memory (Primary Storage) Units of Storage Secondary Storage Binary Crash Course (Current) Representing Images Representing Sound Representing Characters Compression

These revision questions for paper 2 are designed to sharpen students’ readiness for the exams, by finding any weaknesses in their knowledge and ensuring a thorough grasp of the topic. This activity can be used as a starter, main lesson activity, and even as homework! You can easily reuse and adapt our top-quality teaching material to fit your unique teaching style. This activity is suitable for classroom use or for self-study at home.   █▀▀ █▀▀ ▄▀█ ▀█▀ █░█ █▀█ █▀▀ █▀ █▀░ ██▄ █▀█ ░█░ █▄█ █▀▄ ██▄ ▄█ Compliant with the OCR GCSE Computer Science specification J277. This resource contains: 55 multiple-choice questions which cover the content found in paper 2, designed to find any gaps in knowledge so students can be ready for the exams! A mark scheme for each question allows for students to self-evaluate their work. ⠀ Other useful resources from us: 8 Mark Practice Q’ (Set A) - Exam Q’ Practice (OCR GCSE J277) Long Answer Practice Q’ (Set B) - Exam Q’ Practice (OCR GCSE J277) Network Performance - Complete Lesson (OCR GCSE J277)   █▀▀ █▀█ █ █▀▄▀█ █▀ █▀█ █▄░█ █▄▄ █▀▄ █ █░▀░█ ▄█ █▄█ █░▀█   █░█░█ █ ▀█ ▄▀█ █▀█ █▀▄ ▀▄▀▄▀ █ █▄ █▀█ █▀▄ █▄▀ Feel free to leave any feedback in the review section below! :)

These 8 mark exam-styled questions are for paper 1 for the computer science J277 course. Exam practice questions offer students a targeted and effective way to prepare, ensuring they are confident and successful on the exam day. These questions aim to enhance students’ understanding allowing them to master key concepts. You can easily reuse and adapt our top-quality teaching material to fit your unique teaching style. This activity is suitable for classroom use or for self-study at home.   █▀▀ █▀▀ ▄▀█ ▀█▀ █░█ █▀█ █▀▀ █▀ █▀░ ██▄ █▀█ ░█░ █▄█ █▀▄ ██▄ ▄█ Compliant with the OCR GCSE Computer Science specification J277. This resource contains: Six unique 8-mark practice questions allow for students to practice their exam-technique on these high mark questions, each is worth 10% of the paper and can be the difference between a grade 8 and grade 9. A mark scheme for each question allows for students to self-evaluate their work or explore a different way of answering the question. A word document format is provided to allow for practice for the digital exams in 2025. ⠀ Total Marks: 48 Suggested Allowed Time: 54 minutes (+25% extra time = 68 minutes) ⠀ Other useful resources from us: 8 Mark Questions (Set A) - Exam Q’ Practice (OCR GCSE J277) File Handling - Python Programming Challenges Binary Addition - Complete Lesson (OCR GCSE J277)   █▀▀ █▀█ █ █▀▄▀█ █▀ █▀█ █▄░█ █▄▄ █▀▄ █ █░▀░█ ▄█ █▄█ █░▀█   █░█░█ █ ▀█ ▄▀█ █▀█ █▀▄ ▀▄▀▄▀ █ █▄ █▀█ █▀▄ █▄▀ Feel free to leave any feedback in the review section below! :)

This resource covers the features of open-source software and proprietary software. This resource has been specially created for the OCR GCSE Computer Science (J277) course, meaning there is no irrelevant content from other exam boards. This resource consists of a PowerPoint presentation, a worksheet with answers, custom-made exam-styled questions with a mark scheme, and a full lesson plan. See the preview to see what is included! This resource is here to save you time and hassle. With our top-quality teaching material, you can easily reuse and adapt them to fit your unique teaching style. Say goodbye to the stress of lesson planning and hello to more time for what matters most. Suggested Duration: 1 Lesson This resource is designed to cover: Purpose of a software license and why they are used. Features of open-source software. Features of proprietary software. Recommending a type of license for a given scenario. This includes the benefits and drawbacks. ⠀ Other complete lessons in Unit 1.6: Ethical and Cultural Issues Legal, Environmental, and Privacy Issues Laws and Legislation Software Licenses (Current) You can also view a discounted bundle that contains all the above resources.

This resource covers the conversion between binary and decimal integers to hexadecimal equivalents, and vice versa. It has been specially created for the OCR GCSE Computer Science (J277) course, meaning there is no irrelevant content from other exam boards. This resource consists of a PowerPoint presentation, a worksheet with answers, custom-made exam-styled questions with a mark scheme, and a full lesson plan. See the preview to see what is included! Feedback has been considered when creating and updating this resource to ensure it is appealing, engaging, and challenging. This resource will be updated to ensure it is (one of) the best! Duration: 1 Lesson Please note that a binary crash course version of this resource is available. This resource is designed to cover: Main problem with using binary. Conversion between binary and hexadecimal values. Conversion between hexadecimal and binary values. Conversion between denary to hexadecimal values - two methods. Conversion between hexadecimal and denary values. ⠀