Teacher Resources (new)
A 1.1.3 CPU and the GPU (HL only)
CPUs and GPUs are vital for modern computing but have different strengths. CPUs excel at handling diverse tasks quickly, while GPUs are masters of parallel processing, boosting performance in graphics,...
Teacher Resources (new)
A 1.1.2 GPU
This is lesson A1.1.2 in the A1.1 Computer Hardware and Operation sequence, taught to both SL and HL classes. It follows A1.1.1 (CPU components) and is the lesson the Do Now retrieves from. The HL-only...
Assessment
Criterion C: System Overview
Criterion C (6 marks) is part of your project blueprint. Criterion B is your high-level project management plan: decomposing the problem and scheduling the work. Criterion C is your low-level technical...
eBook
B 2.4.1 Big O Notation
This section provides a comprehensive guide to understanding and analysing algorithm efficiency, a key concept in computer science. We'll explore how to evaluate algorithms using Big O notation, calculate...
eBook
B 2.2.3 Stacks Java
This section explores the stack data structure, which operates on the LIFO principle (like a stack of plates!). We'll cover key operations (push, pop, peek, isEmpty), their efficiency, and how to choose...
Activities
A 1.1.7 Worksheet Answers
Part 1The soldered SSD is internal; the same drive in a USB enclosure is external. It is decided by where it sits and how it connects, not by what it stores or how permanent it is. Same technology, two...
Activities
A 1.1.7 Worksheet
Name: ________________________ Class: __________ Date: __________ An SSD is soldered inside a laptop. The same SSD is taken out and put into an enclosure on a USB cable. Which one is internal and which...
Teacher Resources (new)
A 1.1.8 Compression
Compression techniques reduce file size by eliminating redundancy. Lossy compression removes unnecessary data, resulting in smaller files but some quality loss. Lossless compression preserves all original...
eBook
4.3 - Use of programming languages
In programming, variables hold changing data, while constants remain fixed. Operators act on operands (data) to perform calculations or comparisons. Flowcharts visually represent the flow of logic, using...
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Site guide for students
This is a good place to start getting your bearings for the site's structure. Below each of the sections is described. This section of the website has some useful resources to get you going. Start here ...