this tpoic is taken from Right-Byte -1, Unit#1 the evolution of computers ,prepared by Samina Ahmed, FIC Malir

2. Unit 1
The Evolution of Computers

3. Chapter Review
Part-II

4. Classification of digital computers
• Super computer are the largest,
fastest, most powerful and most
expensive computers, allow many
individuals at the same time, mostly used
for scientific applications, having
mathematical calculations.
• Mainframe computer is a very large
computer capable of handling and processing
very large amount of data quickly, mostly used
in large institutions, such as government
agencies and large corporations.

5. • Mini computers has almost the
same capability as mainframe, only
the number of terminals that can be
connected to the computer not as
much as in mainframe, support
hundreds of users, only suitable for
smaller companies.
• Micro computers are Portable
computers designed to operate with
chargeable batteries, consume little
power.

6. Embedded Computer is a micro-
processor that fitted into a device to control its
operations. They used micro-controllers instead
of micro-processor, can only do a specific task,
installed in smart devices. They are used in toys,
cameras, microwave ovens, air conditioners etc.

7. Places where computers are used

8. It is used in Bank to keep track of
client’s money.

9. It is used in small and large Businesses to
use word processors, data base and spread
sheets.

10. Factories used computerized robots to assemble items
such as cars and televisions.

11. Entertainment companies use
computers to create cartoons and special
effects in movies.
Advertising companies use
computer graphic to create colourful
advertisement for TV, magazine and in
films

12. Medical profession use computers for
research, treatment and producing X-rays.
Law Enforcement Agencies use computers
to track criminals.