Write an Essay or Composition about ” Uses and Abuses of Computer” for class 6, class 7, class 8, class 9, class 10, SSC HSC JSC Students.
(Also read in other language: Bengali)
Computer is the latest and the most excellent miracle of modern science. We now live in a computer age. Computer has become our friend, philosopher and guide. The word computer is derived from the verb ‘Compute’ meaning to reckon or calculate something. Actually, computer was not invented overnight.
First of all B. Pascal invented the mechanical calculating machine in 1643. In 1812 Charles Babbage invented an improved model of the mechanical computer. The first electromechanical computer was made jointly by Harvard University and IBM company in 1946. Since 1971 major improvements in computer technology have led to the development of modern-day computers.
There are five components of a computer. They are the input unit, the output unit, the memory unit, the control unit, and the arithmetic unit. A computer performs three functions, such as receiving data, processing data and emitting data.
The uses of computer beggar description in our day to day life. It performs a great service to mankind. It has really saved time, effort, labour and made our life easy and comfortable. It is also a media of education. Many things are learned by computer within the shortest period of time. Results of examinations are prepared accurately with the help of computer rapidly. Computers are widely used in medical diagnosis and treatment. Nowadays computer is used in commerce and trade. It is also used to prepare documents, to make lists of goods, store information and to prepare budgets etc. The share market can be counted instantly by the computer. In printing, thousands of books are composed with the help of computer within a very short time. Computer is now used to control mills, factories, and various types of industries. Trains and plans are run by the computer. Computer is a source of great income. Many developed and advanced countries export software and hardware and earn a lot of money. Even Bangladeshi people earn much money throughout computer by doing freelancing. It has also lessened our unemployment problem.
Everything has its dark sides. Using a computer causes diseases like Repetitive stress injury and weakens the eyesight of the operators. It also has a bad effect on young children and students. They play games on the computer and thus neglect their studies. It is like an addiction to many of them. Nowadays the hackers hack the security of government computers to get their confidential files and documents to perform their evil motives. Even the security of many international organizations (Interpol, CIA) and bank accounts are being disrupted throughout hacking.
Computer has come and changed the outdated (সেকেলে ) mindset (বদ্ধমূল ধারণা). We can not do a single moment without computers. Now computer has become a part and parcel in our everyday life. Finally, we can say that the benefits of computer should come down to the grassroots levels.