Question

write an essay of about 125 words on any one of the following i) uses of computer​

Answer 1

The modern-day computer has become an important part of our daily life. Also, their usage has increased much fold during the last decade. Nowadays, they use the computer in every office whether private or government. Mankind is using computers for over many decades now. Also, they are used in many fields like agriculture, designing, machinery making, defense and many more. Above all, they have revolutionized the whole world. As the usage of computer increased it became a necessity for almost every field to use computers for their operations. Also, they have made working and sorting things easier. Below we are mentioning some of the important fields that use a computer in their daily operation.In medical field, they use computers to diagnose diseases, run tests and for finding the cure for deadly diseases. Also, they are able to find a cure for many diseases because of computers. Whether it’s scientific research, space research or any social research computers help in all of them. Also, due to them, we are able to keep a check on the environment, space, and society. Space research helped us to explore the galaxies. While scientific research has helped us to locate resources and various other useful resources from the earth. For any country, his defence is most important for the safety and security of its people. Also, computer in this field helps the country’s security agencies to detect a threat which can be harmful in the future. Above all the defense industry use them to keep surveillance on our enemy. Computers have become a necessity also, they have become a threat too. This is due to hackers who steal your private data and leak them on internet. Also, anyone can access this data. Apart from that, there are other threats like viruses, spams, bug and many other problems.

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Answer 2

Answer:

After so many inventions and discoveries, Humans finally made computer. And, today there are some people in the world who can't live a bit without computer or mobile phone.

Computer is an electronic device which is used for storing and processing data. The hard work can be done in less time with the help of computers. With the help of computer, we can do all the things in today's life.. Because of which, computer plays a big role in our this modern life.

Computers generally works on the Binary language which is 0,1. With the help of Binary language, we can contact with computers and computers with us. 0,1 is called as binary language of computer. Any computer or system device can work properly because of using Binary language.

There are so many important components of computer. Because of so many components work at same time, computer system works properly. Working of computer is dependent on the processing speed of RAM and processor. Because of which, RAM and Processors are the main components of computers.

Computer and system devices near us are dependent on the following components:

RAM - Random access memory

ROM - Read only memory

Display - To display us the information and data

Processor - Processing all programs

OS - Operating system; Contact between us and computer

If we talk about the full form of computer, then it stands for:

C = Common

O = Operating

M = Machine

P  = Purposely

U  = used for

T = Technological and

E = Educational

R = Research            

Computer are mainly used in office works, Home works, Construction works and so many things. Computers are also used in various organisations and companies. Millions of people use internet for their daily work like - Making presentations, Making documents, Tables.

If we connect internet with our computer, then we are connected with all world. And we know that, if we connect to the internet, then we are connected to the all world.

Advantages of internet:-

                           

After connecting internet to the computers, we can access any site on the internet with the help of computer.

Also, we can access all social media like sites with the help of computer.

Millions of people uses internet for the educational purposes.

We can get the information of anything or any matter with the help of computer.

With the help of computers, we can complete our any project easily.

                                        

There are some disadvantages of computers too:-

After using computers for long time, our body can have the harmful effects on it.

If we use computers  6 to 7 hours daily, then our Neck can have the harmful effect.

We can have Brain tumor disease because of large use of computer.

Also, we can get distracted because of computers in studies.

So, We should use computers for less time and for good purposes. And we should not use the computers for very long time.