Electronic device that processes data, converting it into information that is useful to people

Two types of computer

Represents data as variable points along a continuous spectrum of values.

Breaks all types of information into tiny units and use numbers to represent those pieces of information.

3 PRINCIPAL CHARACTERISTICS OF COMPUTERS:

1.      It responds to a specific set of instructions in a ____-_______ ______

3 PRINCIPAL CHARACTERISTICS OF COMPUTERS:

1.      It can execute a ___________ list of instructions.

3 PRINCIPAL CHARACTERISTICS OF COMPUTERS

1.      It can quickly _____ and ________ large amounts of data.

In what Year did the first use of the word “computer” and continued to be used in that sense until the middle of the 20^th century

Ancient memory aid

Aid an individual in performing mathematical calculations.

  Invented in Babylonia in 2400 B.C.

Most familiar abacus in China around 500 B.C.

Used for basic arithmetic operations.