What is a Computer?
The word computer is derived from the Latin word "computare" which means to calculate. Thus, a computer is defined as a programmable electronic device capable of retrieving, storing, and processing data.
A computer is a device that can be programmed to perform specific tasks. It consists of called hardware and software. Hardware includes the processor, memory, hard drive, keyboard, mouse, monitor, speakers, printer, etc. The software includes applications, operating systems, browsers, games, etc.
What are the advantages of computers?
The computer has become a necessity in our lives. It is the best way to communicate with people all around the world. We can easily access information from anywhere at any time. The computer also helps us to learn new things. Below listed are the major advantage of computers.
1. High Speed
One of the reasons for the improvement in the quality of life is the personal computer's speed. The modern computer offers great speed, helping us to do our tasks within a matter of seconds. Let's say, you want to watch a video. You'll just go to YouTube and find the required video within seconds.
2. Accuracy
Humans make errors. Hence, while complex calculations, we check once with the calculator. The fact that computers are extremely accurate makes them quite reliable. You'll trust the information or answer that a calculator gives, just due to its accuracy.
3. Automation
A lot of tasks can be automated saving a lot of time. For example, instead of manually calculating some values like mean, median of a large dataset, we just use excel. This saves a lot of time ensuring 100% accuracy.
4. Storage
The storage capacity of computers is usually in Giga- Bytes(GBs) or more. We can store videos, images, games, etc. on our computers and access them easily after downloadidownloadinhe.
4.Multitasking:
-Multitasking is one among the main advantage of computer. Person can do multiple task, multiple operation at a same time, calculate numerical problems within few seconds. Computer can perform millions or trillions of work in one second
5. Task completer
Completes tasks that might be impossible for humans to complete.
6. Communication
Computer helps the user in better understanding and communication with the other devices.
7. Productivity
The level of productivity gets automatically doubled as the computer can done the work at very fast.
8. Reduces work load
Information are often accessed by more than one person with the necessity for work to be duplicated.
9. Reliability
Computers can perform same sort of work repeatedly without throwing up errors thanks to tiredness or boredom, which are quite common among humans.
10. Unemployment
With everything being automated computers have replaced humans on a large scale. This has created unemployment in the marmarke.
11. Virus attacks and hacking
Viruses are created by hackers to steal the personal information of the user. These viruses can be found in pen drives, movie DVDs, or even mail. Such viruses can also prove to be harmful to the computer and can cause a breakdown.
12. Creating dependency
With our lives being dependent on computers, it becomes very difficult to complete tasks without them. If a computer breakdown or the internet server goes down for even a day, all our work will come to a halt.
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