Computer

Computer

View Full Essay

TOPICS AND SUBTOPICS

Topic 1: Computer history and present.

Topic 2: Components, Categories, classification and functions of computers.

Topic 3: Computer Hardware.

Topic 4: Computer Soft ware.

Topic 5: Introduction of computer word processing.

Topic 6: Introduction to spread sheet

Topic 7: Introduction to computer communication, internet and intranet.

Topic 8: Internet connections

Topic 9: Computers communicating with one another

Topic 10: The nature and use of search engines and subject directories

Topic 11: Introduction to database

Topic 12: Introduction to presentation software

Topic 13: Introduction to Web publishing

Topic 14: The future of computers and internet

1

TOPIC 1
THE COMPUTER HISTORY AND PRESENT

Lets Begin with defining what a computer is.
    A computer is a Multi-purpose electronical device used to accept, store, process and finally output data through its outputting devices.

We also need to see how Computers came into existence. This is known as computer evolutions. But before that, let’s first see the first computers.

An abacus was the first machine that led to the present day computer. After that, a machine known as Jacquard weaving loam that first stored programmes using metal cards with punched holes was introduced. In 1620, there was another machine that was used as a computer. This was the Slide rule. It was used to multiply and divide through adding and subtracting.
Other devices like the Napier’s bones, Pascal’s adding machine, Joseph Marie Jacquard and others were introduced which are the fore runners of today’s computer

THE EVOLUTION OF COMPUTERS.
This refers to technological advancement of computers over years.
Computer Evolutions can also be called computer generations

In each computer generation, advancements have been made i.e. from the first to the fifth computer generation; more technology has been used as we shall see in the characteristics.

First...