In computer science, an abstract syntax tree (AST), or just syntax tree, is a tree representation of the high level source code. The compilation process consists of translating the high level source code (e.g. Java, Python, C++, FORTRAN, etc.) into…
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View All QuizzesGCSE Computer Science (UK)
1.1 System Architecture 1.2 Memory and Storage 1.3 Computer networks 1.4 Network security 1.5 – Systems software 1.6 – Impacts of digital technology2.1 – Algorithms 2.2 – Programming fundamentals 2.3 – Producing robust programs 2.4 – Boolean logic 2.5 – Programming languages and IDEs
A-Level Computer Science (UK)
1.1 Contemporary processors, input, output and storage devices 1.2 Software and software development 1.3 Exchanging data 1.4 Data types, data structures and algorithms 1.5 Legal, moral, cultural and ethical issues2.1 Elements of computational thinking 2.2 Problem solving and programming 2.3 Algorithms
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Arduino: RGB Gradient
In this challenge we will use the Arduino board to control a RGB LED to create a gradient light effect where the LED will fade from red to purple, to blue, to purple and back to red. You do not…
Arduino Whack a Mole
For this challenge we will create a a game of Whack-A-Mole using an Arduino device/board, three LEDs, three push buttons and a piezo buzzer. You do not need to have access to an Arduino board. Instead you can use the…
Arduino Traffic Lights
For this challenge we will create a traffic lights using an Arduino device/board and three LEDs. We will use C/C++ to create the code to control the Arduino board to reproduce a following traffic lights sequence: You do not need…
Create your own Sound Effects in Python
The purpose of this challenge is to create your own collection of sound effects to be used a library of assets for your own retro arcade games. We will use Python code online to create the sound file using EarSketch.…
Create your own music using Python!
For this challenge we will investigate how we can use Python code to create our own background music and sound effects to be used in a retro arcade game. Most music editing software (e.g. GarageBand, Cubase, FL Studio, Logic Pro…
Scratch -Take the Quiz!
Answer these 10 questions to test your understanding of Block Programming when using Scratch. Take the Quiz! (open full screen) Check that you understand the different types of validation checks by completing this quiz: Extension Task Use the scratch website…
Flowchart Prediction Tables
For each of the following flowcharts complete the matching prediction table to work out the expected output based on the given input values.
Computer Graphics Crossword
Are you confident with your understanding of computer graphics? Can you explain the difference between bitmap graphics and vector-based graphics?
Bitmap vs. Vector Based Graphics
It’s almost impossible to discuss graphics software without first establishing an understanding of the differences between the two major graphic types: bitmap and vector images. The following “fill in the blank” activities will test your understanding of the characteristics of…
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