A computer is a device that can be programmed to carry out a sequence of arithmetic or logical operations. The computer’s internal representation of numbers is called binary, and the sequences of operations that the computer can carry out are called programs. Most computers are designed to carry out a limited number of operations, called machine language, which are written in a low-level language. High-level languages, such as C, can be used to write programs that are more readable and can be run on a variety of different types of computers.

Most computers are equipped with a variety of pre-installed …