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Computers are used to control large and small machines which in the past were controlled by humans. They are also in homes, where they are used for things such as listening to music, reading the news, and writing. Modern computers are electronic computer hardware.
Computers are used in so many fields in our daily life. From Engineers to Doctors, Students, Teachers, Government Organization they all use computers to perform specific tasks, for entertainment or just to finish office work. Computers have made our life easier. With greater precision and accuracy and less time taking computers can do alot in short time while that task can take a lot of time while doing manually. Computers have taken industries and businesses to a whole new level. They are used at Home for work and entertainment purposes, at Office, In hospitals, in government organizations. Here we are going to discuss some of the uses of computers in various fields.
Uses of Computer at Home
Computer can be used at home in the following ways.
Computer can be used to manage Home Budget. You can easily calculate your expenses and income. You can list all expenses in one column and income in another column. Then you can apply any calculation on these columns to plan your home budget. There are also specialize software that can manage your income and expenses and generate some cool reports.
An important use of computers at home is playing games. Different types of games areavailable. These games are a source of entertainment and recreation. Many games areavailable that are specially developed to improve your mental capability and thinking power.
Working from Home
People can manage the office work at home. The owner of a company can check the work of the employees from home. He can control his office while sitting at home.
People can find entertainment on the internet. They can watch movies, listen to songs, and watch videos download different stuff. They can also watch live matches on the internet.
People can find any type of information on the internet. Educational and informative websites are available to download books, tutorials etc. to improve their knowledge and learn new things.
Chatting & Social Media
People can chat with friends and family on the internet using different software like Skype etc. One can interact with friends over social media websites like Facebook, Twitter & Google Plus. They can also share photos and videos with friends.
Uses of Computers in Education
CBT are different programs that are supplied on CD-ROM. These programs include text, graphics and sound. Audio and Video lectures are recorded on the CDs. CBT is a low cost solution for educating people. You can train a large number of people easily.
Benefits of CBT
Some benefits of CBT are as follows:
The students can learn new skills at their own pace. They can easily acquire knowledge in any available time of their own choice.
Training time can be reduced.
Training materials are interactive and easy to learn. It encourages students to learn the topic.
Planning and timing problems are reduced or eliminated.
The skills can be taught at any time and at any place.
It is very cost effective way to train a large number of students.
Training videos and audios are available at affordable prices.
Computer Aided Learning (CAL)
Computer aided learning is the process of using information technology to help teaching and enhance the learning process. The use of computer can reduce the time that is spent on preparing teaching material. It can also reduce the administrative load of teaching and research. The use of multimedia projector and PowerPoint presentations has improved the quality of teaching. It has also helped the learning process.
Distance learning is a new learning methodology. Computer plays the key role in this kind of learning. Many institutes are providing distance learning programs. The student does not need to come to the institute. The institute provides the reading material and the student attends virtual classroom. In virtual classroom, the teacher delivers lecture at his own workplace. The student can attend the lecture at home by connecting to a network. The student can also ask questions to the teacher.
The trend of online examination is becoming popular. Different examination like GRE, GMAT and SAT are conducted online all over the world. The questions are marked by computer. It minimizes the chance of mistakes. It also enables to announce the result in time.
Uses of Computers in Business
The use of computer technology in business provides many facilities. Businessmen are using computers to interact with their customers anywhere in the world. Many business tasks are performed more quickly and efficiently. Computers also help them to reduce the overall cost of their business. Computer can be used in business in the following ways.
An organization can use computers for marketing their products. Marketing applications provide information about the products to customers. Computer is also used to manage distribution system, advertising and selling activities. It can also be used in deciding pricing strategies. Companies can know more about their customers and their needs and requirements etc.
Stock Exchange is the most important place for businessmen. Many stock exchanges use computers to conduct bids. The stockbrokers perform all trading activities electronically. They connect with the computer where brokers match the buyers with sellers. It reduces cost as no paper or special building is required to conduct these activities.
Uses of computers in Medical Field
Hospital Management System
Specialized hospital management softwares are used to automate the day to day procedures and operations at hospitals. These tasks may be Online appointments, payroll admittance and discharge records etc.
Hospital management systems can store data about patients. Computers are used to store data about patients, their diseases & symptoms, the medicines that are prescribed.
Monitoring systems are installed in medical wards and Intensive care units to monitoring patients continously. These systems can monitor pulse, blood pressure and body temperature and can alert medical staff about any serious situations.
Life Support Systems
Specialised devices are used to help impaired patients like hearing aids.
A variety of softwares are used to investigate symptoms and prescribed medication accordingly. Sophisticated systems are used for tests like CT Scan, ECG, and other medical tests.
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