As of now it has reached a point where surviving without computers is close to impossible. A computer, by definition, is an electronic device which accepts raw data from a user, processes data and produce the results of the processed data. At least, most of the firms now are able to use computers to do their operations. This has made work not only efficient but also simple. To be able to operate a computer, one is required to undergo training. As a result, a trainee is equipped with necessary skills of running all the computer packages. In the today’s curriculum, computer studies are almost offered in all learning institutions. This prepares students for the future.
A computer is made up of various components. These components are either divided into hardware or software. The tangible parts of a computer are composed in the hardware. Examples include the mouse, central processing unit, the keyboard, hard disks, monitor and so on. Examples of software parts are files, folders, information stored in flash disks and DVDs and so on. All the parts of a computer are manipulated by a user to perform a specific task.
The first used computers belonged to a group of computers termed to as analogue. Apart from the analogue computers relying on power, they were slow and not portable. These computers have been developed over the years so that they are currently modernized. Some features of the today’s computer include portability and increase in speed. Increase in features in computers has made them effective to not only individuals but also firms.
Use of computers has various advantages. One, it helps to store information for a long period of time. Unlike storing information in books, files and folders which gets easily damaged, computers store information in a much safer way. This ensures that stored information cannot be damaged by dust, water or even insects. It is also good to understand that, storing information in a computer allows for easy access 24/7. This makes computers convenient to a person who may need information impromptu.
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The second advantage about computers is that it can store information in storage devices. Organizations need to keep a record of all that happens in a firm. An example would be, a school should keep a record of all the students it has registered since the beginning of its operation. This is attributed to the fact that, some students may require some of their details for a specific period of tim. Storing such information in computers instead of books, files and folders which may have been misplaced or damaged makes it easy for retrieval.
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Three, computers save time. This becomes applicable when one is need of retrieving specific information. There are special tools found in a computer that are used for searching. One is only required to have the name of the file they are searching. The remaining work is done by a computer.