Computer Science - IGCSE (Cambridge)

Image representation

Image Representation An image is a visual representation of objects, scenes, or data. On a computer, images are stored as a series of pixels, ... read more


Text Representation

In computers, text is represented using binary, just like numbers, but with a fixed number of bits depending on the encoding.Each character (letter, digit, punctuation, etc.) is converted into a specific ... read more


Sound Representation

Objectives Be able to tell the distinction between analog and digital sound. Be able to calculate file size for sound data. Understand ... read more