Computer are rapidly becoming
essential element of our lives.There are computer all around from a single
digital watch to the most powerfull machines.This technological explosion of the
20th century has altered our lives for the better.Computer have extended and
expended man's capabilities.It is becoming so popular that after a few year's a
person not knowing how to operate a computer.Will be considered illiterate.
The name''computer''is derived from the latin word''computare''which means to
reckon intensely.The computer has been defined as an electronic devise or
machine that is capable of receiving data. processing it and than producing
information.The computer industry got started around the middle of the 20th
century.Many scientist took part in the invention and development of the
computers.It passed through different stages to reach its present shape.The two
most famous companies that dill with the manufacturing and sell of computers are
IBM and APPLE.Modern computers are of for major categories:super -computer,mini-computer,micro-computer,laptop
computer.They differ in their range of operations and facilities.
The applications of computers are many.They are there in almost all spheres of
life.Some of the main applications of computers are as follows:
1. Medicine : in the field of medicine.Computers are used not only record but
also to the monitor the patients,and to keep and eye on them.Some system are
used for diagnosis.They are also used in monitoring pulse,temperature,blood
pressure,and other clinical facts.
2. Home and education:Today's home is full of gadgets that use computer
technology.There are personal computers,video games,television,VCR,DVD,sewing
machine.HI-FI-system and many other appliances that use computer
technology.Computer are helping students acquires are better understanding of
Mathematics,Physics,Literature,Fine Arts,Banking and Management Sciences.They
are flexible learning tools for children,Through Internet System of Computer,we
can know about latest information about a particular field.
3. Entertainment and Arts:the new technologies such as multimedia bring
text,Images,Graphics,Audio,Video,Animation,To educate and entertain the
public.On computer you can play cards,Chess,Snookers,Tennis,Basketball,Boxing
and Cricket.
4. travel:Computer has brought a revolution in the field of travel by automation
of travel , aeroplanes and reservation.They are helping the travel by
navigating,ships,flying aeroplanes ,weather
prediction,scheduling,booking,ticketing,and traffic-controlling.
5. Designing:Today computer techonlogy has advanced so much that virtually every
thing produced today,from a car to an aeroplane,is first designed on computers
NASA uses computers for designed space craft,and checking the test flight.
Pakistan is a Third -World country with limited resources.Computer Technology is
expensive but in spite of that,there are fields in which Pakistan has made use
of this wonderful technology especially in the field of Agriculture,
Banking,Ticketing,small business, Computer Games , publishing and printing.There
are still many fields,which need computerization.
In short,we may call the modern age,the Age of Computers,The Computer is the
magician of this age.