Data Representation Hub
Explore the fundamental concepts of how computers process and store information. These interactive exercises cover everything from number systems like binary and hexadecimal to the principles behind digital images, sound, and video. Sharpen your skills with hands-on practice in data conversion, file size calculation, and binary arithmetic.
Data Fundamentals
Practice essential conversions between binary, denary, and hexadecimal number systems.
Advanced Data
Deepen your knowledge of number systems, file size calculations, and character representation.
Digital Sound
Learn how sample rate and bit depth affect digital audio quality and file size.
Image File Size
Calculate uncompressed image sizes based on resolution and colour depth.
Binary to Decimal
Master converting 8-bit binary numbers into their denary equivalents.
Decimal & Hex
Practice converting values between the decimal and hexadecimal number systems.
Decimal to Binary
Translate denary numbers into their 8-bit binary representations.
Two's Complement
Understand how computers represent negative values using two's complement.
Two's Complement Arithmetic
Apply two's complement to perform addition with binary numbers.
Video File Size
Calculate file sizes for uncompressed video based on key parameters.