History Of Computer.
“A computer is a electronic device that solves problems by processing data according to instructions.” The Word Letter “computer” is a latin language word derived from ‘computer ’ which means reckon up.
The History Of Computer first automatic electronic digital computer was prepared in America in 1946. It took up 1800 square feet and weight 30 tons. It is an electronic device for storing and analyzing information fed into it, makes calculations and controls machinery automatically; the electronic computer is rightly called the wonder of the modern age.
The various generations of computers an listed below :-
All types of computers consist of two basis type:
1) Hardware 2) Software
1) Hardware is a any type of your computers that has physical structure such as computer monitor, keyboard ,mouse and cpu.
Keyboard: keyboardd is use to enter text. Basically Keyboard contains numeric, alphabetic, and other different keys for entering Many different type of data.
Mouse: mouse is a pointing device and Mostly uses part of computer. It controls the pointer on the screen. The user gives instructions to the computer through the mouse it contains different buttons.
Monitor: monitor is use to display text graphics and video output.
2) Software is any set of instruction that tells the hardware what to do. Some example of software include Many types such as Microsoft word .
21st century is the century of advancement in science and technology. The most important feature of coming century is the development and growth of computer technology.
• Uses of computers:-
A computer is of immense help in every field of life. I Can help us in business, teaching, ETC. In business and industry the computer can let us know about the latest trends or business. It prepares lists of good purchased and sold. It can show the figures of loss and profit and mill or factory in one moment.
It is of immense help in the construction of big plazas, buildings, bridges and roads. It gives designs of various building structures. The banking system too has been revolutionized by the computers. The clients do not have to wait for a long time to know their balance, profit and loss. It supplies to its clients the most accurate accounts.
satellites, Rocketss and spaceship are controlled through computers.
The air flights between different countries are guided by computers. Due to the wide range of memory and calculation, they have become the read of every establishment . in the hospitals, the computers help us to diagnose various diseases. They help us in the investigation of laboratary tests. They guide the doctors to precribe correct medicine for the patients.
• Expanding the mind:-
Enhance our brain power by the three different approaches : by education computer and technology of neurobiology education todays standards. Is only way to survive and make a living in world the never stops moving.
• Computer network:-
“The net’’ was developed by advanced research projects. A gancy in 1969. At first it was known has apranent. A computer has a very vast memory. A small disk can store material that several books and files can store. The knowledge contained in a whole library can be stored in the computers.