They are four classifications of a computer by size name:

(i) Microcomputer      

 (ii) Minicomputer

(iii) Mainframe computer

(iv) Supercomputer

Micro Computer: A microcomputer is the smallest computer that has a processor on a single silicon chip. Its CPU is a microprocessor chip. Examples of microcomputers are personal computers (PC), laptop computers, desktop computers, palmtop computers, etc.

(i) Digital Computer: This is the type of computer in which data are represented in digital or in discrete form, for example, 0, 1,2,3,4,5, etc. It is a type of computer that is used for processing numeric information.

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DIGITAL DIVIDE

Digital divide is the gap between people with effective access to digital and information technology and those with very limited or no access at all.

It is the gap between those who use computers and the internet and those who do not. It is the unequal access by some members of society to information and communication technology, and the unequal acquisition of related skills.

Four major components that contribute to the digital divide are:

Social economic status
Income

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