Learning outcomes

After studying this course, you should be able to:

• give examples of quantities that are intrinsically analogue, and quantities that are intrinsically discrete/digital

• define the terms ‘bit’, ‘byte’ and ‘word’

• outline how visual information, such as pictures, diagrams and moving images can be expressed numerically inside a computer

• describe how sounds such as speech and music can be represented inside a computer in terms of numbers.