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C

Cloud computing

A system in which all computer programs and data is stored on a central server owned by a company (e.g. Google) and accessed virtually.

Collaboratively

Working together to achieve common goals.

Compatible

The ability of a device to communicate and share information with another device.

Conditional formatting

A feature you can use to highlight values automatically. The colour can be made to change according to the value displayed. For example, you can use red to highlight negative values.

Consistency

In design terms, this means that all elements of the design (e.g. fonts, colour schemes, position of objects and buttons, animation styles) remain the same throughout the product.

Convergence

When one device is developed to carry out functions that were originally performed by several different devices.

Cookies

Small text files that are sent to your computer from certain websites. They track your behaviour and transactions.

Copyright

Gives the creator of an original work exclusive rights regarding that work for a certain period of time, including its publication, distribution and adaptation.

Credit card

A plastic card, issued by banks, building societies, retail stores and other businesses, which enables a person to buy goods and services without the need for cash. The holder agrees to pay back the money borrowed at a later date, sometimes with interest.

Cyber cafe

A cafe or coffee shop that has a number of personal computers connected to the Internet and available for use by customers. Most charge by the hour or fraction of an hour.