A computer is an electronic device to manipulate information, or data. It has storage, retrieval, and processing data capabilities. You can enter a document with a computer, send e-mail and browse the Web. You can also use it to handle spreadsheets, accounting, database management, presentations, games, and more.

Superiority
The following list indicates the advantages of today's arena of computers.

High speed
Is a very fast computer equipment.
It is possible to perform the calculation of very large amounts of data.
The computer has speed in microseconds, nanoseconds or even picosecond units.
Compared to men who will spend a few months to do the same task, it can perform millions of calculations in a few seconds.

Accuracy
In addition to being very fast, the computer is very accurate.
This calculation is 100% error free.
Executed on a computer provided that the correct input has been given 100% accuracy rate of all jobs.

Storage capacity
Memory is a very important characteristic of the computer.
Computer has more storage capacity than humans.
it can store large amounts of data.
It can store any type of data, such as images, video, text, audio, and many others.

Diligence
Unlike humans, a computer is free from monotony, fatigue, lack of concentration.
It can work without any errors and boring.
It can do the same speed and accuracy of duplication of effort.

Versatility
A computer is a very versatile machine.
Computer is very flexible conduct work to be done.
The machine can be used to solve problems in various fields.
In one case, it can solve a complex scientific issues and the very next moment it can play the card game.

Reliability
A computer is a reliable machine.
Modern electronic components have a long life.
Computer design, easy maintenance.