Tuesday, July 3, 2012
Monday, July 2, 2012
The Importance of computer literacy
In this era of science and technology, computer are no longer specialized tools used only by scientists and engineers. Computer systems are everywhere-in places we cannot see or would not expect to find them. They are a part or fact of life, a common thread that bond together education, work and home life. With computers touching nearly every facet of our lives. The issues of computer literacy becomes important because computers are becoming increasingly key tools in all types of workplaces, from office to factories.
Someday perhaps sooner than we think, we may not be able to imagine living without computer skills. Consider the fact that computer are essential part of business today, whether are a surgeon, or a secretary, or pilot. Just as we depend on bus for transportation to work each day, we totally rely on computers as tools to help us in our work.
If you have a knowledge of computer along with specific job skills, you will be considered more trainable in a adaptable to the computerized work environment by potential employers.
- Greater earning possibilities:-
You may be a valuable worker, if you have a high-tech skills such as programming, network administration, or hardware maintenance.- Greater access to resources:-
Computer are incredible learning tools, especially if you have a internet or when you have access to data on CDs, or you can use a PC to access vast knowledge bases on almost any topics.
- Greater control of assets.
You can manage your personal finances or company data's using the power of internet with only a little knowledge of computer.
Due to the growth of computer technologies, we now live in a information society, where information is considered to be an extremely valuable commodity. Those who control important information, or who simply have a skills how to access and use it, are key players in the information based economy and world. Computer knowledge and skills are key to get success in this society, not only in our working lives but also in the way we learn, manage our finances and improve our standard of living.
Sunday, July 1, 2012
Impact of the computer on you
We all know that computer is wonderful and amazing tools, which help us, work more productively and efficiently with 100% accuracy. They provide new opportunities for communication and education as well as they can be entertaining additionally, in nearly all aspects of our lives. People are spending ever-increasing amounts of time using their computer and internet for these reason and others.
Despite all the merit of Computer use, however there are also disadvantages. Although it may be hard to believe that a computer can pose a threat to its users, consider the caution we exercise when using any other appliance or tools. For instance when operating a vehicle or a power tool, we cautious to protect not only ourselves but also those around us.
Computer users must make sense to be cautious when using it, especially if they use the internet regularly. Reckless operate of computer can result in physical injuries as well as a loss of privacy. These issues affect individual’s computer users everyday whether they deal with computers in business or exercise them at home or school.1) On health
i) Repetitive stress Injuries (RSIs)“carpal tunnel syndrome”
ii) Eye strain
iii) Electromagnetic fields (EMFs)“causes cancer”
2) Privacy issue
i) Software piracy
ii) Theft
iii) Computer viruses
· Repetitive Stress Injuries (RSIs)“carpal tunnel syndrome”
A group of ailments caused by continuously using body in a ways it was not designed to work. It began appearing among those people who spend a great deal of time using a computer’s keyboard and mouse. One major injury that is especially well documented among these workers is “carpal tunnel syndrome”, a wrist or hand injury caused by using a keyboard for long period of time.
- · Eyestrain
- Electromagnetic fields (Emfs)“causes cancer”
Emfs are created during the generation, transmission and use of low frequency electrical power. This fields exit near power lines, electrical appliances and any other piece of equipment that has an electric motor. The magnetic field is the one that raises the health concern. - Option to reduce impact of computers:-
- · Take frequently breaks away from the computer
- · Avoid staring at the screen for long period
- · Remember to blink. Lack of blinking causes dryness of the eye and eyestrain
- · Use flat-panel display, which doesn't radiate EMFs
- · Sit at 3 feet length away from the monitor and the system unit.
- · Choose the proper furniture:- to adjust height, for lower back support and armrests.

Computer Technology
The computer is a truly incredible and amazing machine, the power and the technology is beyond our reach and imagination. It has been trustworthy as well as working significantly in our live since, it was invented by scientists.
Although in the begining it is just used for mathematics calculation, eventually to this epoch it's capabilities and abilities enormously developed to such a extent that it's technology are unpredictable. In this era computer has been a one major part of ours lives. likewise, it assists in all our work, amazingly it has taken on a role in nearly every aspect of our lives. consider the following examples:-
2)Today automobiles could not even start without embedded computer system.
4)People use e-mail for personal communication nearly ten times as often as ordinary mail, and nearly five times more often than the
5)Routine, daily tasks, such as banking at automated teller machines, talking over digital telephone networks, and computerized cashiers, are affected by computer technology.
Although in the begining it is just used for mathematics calculation, eventually to this epoch it's capabilities and abilities enormously developed to such a extent that it's technology are unpredictable. In this era computer has been a one major part of ours lives. likewise, it assists in all our work, amazingly it has taken on a role in nearly every aspect of our lives. consider the following examples:-1)Ting embedded computer control our alarm clocks, entertainment centers and home-appliances.
2)Today automobiles could not even start without embedded computer system.
3)An estimated ten million people now work from home, instead of commuting to officee or workplace.
4)People use e-mail for personal communication nearly ten times as often as ordinary mail, and nearly five times more often than the
5)Routine, daily tasks, such as banking at automated teller machines, talking over digital telephone networks, and computerized cashiers, are affected by computer technology.
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