Types of Computer Peripherals. A computer can calculate and process just fine all by itself, but with peripherals, it can share its results and accept additional data.

GCSE; Edexcel; Data types, structures and operators - Edexcel String manipulation. Programs use data, known as ‘values’. Variables hold values. Each variable in a program must have a data type.

The differences in processing efficiency between MySQL’s three character storage types should not have a big impact on processing times unless your data sets are extremely large.