The word computer is derived from the Latin word ‘Computare’
which means to calculate. The computer can be defined as an electronic machine
that is used for data processing to produce meaningful information. The father
of the computer is known as ‘Charles Babbage’. Computers have almost changed the
world. Nowadays the computer has become a part of human life. It helps people
in many ways. It can do most of the things that the human mind can do. In this
world, the computer plays the vital role.
On the basis of its size, it can be categorized into four parts;
they are the supercomputer, mainframe computer, minicomputer, and
microcomputer. Due to the speed, accuracy, data storage capacity, diligence,
versatility, electronic, etc. of the computer, it is widely used. It is a fast
data processing system. The time taken by the computer system to execute any
tasks is very fast. It can process thousands of millions of data within a
second. Although is works at a high speed, but it doesn’t make any mistake. It
is 100% accurate machine.
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Nowadays In almost all fields, industries, education,
science, etc. are the core areas where the computers are getting utilized.
Today communications are being easy by the growth of the computer. In most of
the place, it is used to keep financial records and different reports. We can
send the written message from a computer to another computer in any corner of
the world very quickly using its e-mail program. It can be used in photo
editing and printing. It is widely used in schools, bank, railways, post
office, etc. It is used in educational institutions for results and
calculation. Banks keep their accounts and secrets in computers reservations
for traveling are made by the computer. Engineers use it to design and analyze
the complex structure. The use of internet has been possible because of the
computer network. It has narrowed the entire world. Therefore, the computer is
used in every aspect of human life.
Everything in the world has its advantages as well as
disadvantages. It has also some drawbacks. It cannot be destroyed and pollution
will increase. It creates the health problems for computer users. Computer
users can have the problem of eyesight and body pain. It is very important to
careful the problems created by the computer.
The whole human fraternity is becoming highly dependent on
the computer technology; no one can imagine life without the computer. As, it
has spread its wings so deeply in every area and made people used to it. It is
very beneficial for the students of any class. They can use it to prepare their
projects, learn poems, read different stories, download notes for exam
preparations, collect large information within seconds, learn about painting,
drawing, etc. It enhances the professional skills of the students and helps in
getting the job easily.
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