Lesson 5: Classification of Computers

Question 1

are the computers that can be
used for all general needs of all environments and users.

Answer 1

General purpose computers

Question 2

are the computers that are
specially designed to perform a specific environment.

Answer 2

Special Purpose Computer

Question 3

Mainly general purpose computers that represent and store
data in discrete quantities or numbers.

Answer 3

Digital computer

Question 4

are special purpose computers that
represent and store data in continuously varying physical
quantities such as current, voltage or frequency.

Answer 4

Analog computers

Question 5

incorporate the technology of both
analog and digital computers.

Answer 5

Hybrid computer

Question 6

also called personal computers (PCs) and use
microprocessor as its CPU, a memory unit, and input
device and an output device.

Answer 6

Microcomputers

Question 7

They are faster and more powerful than microcomputers.

Answer 7

Minicomputers

Question 8

They are used in research organizations, large industries,
large business and government organizations, banks and
airline reservations where large database is needed.
However, these computers consume more electricity

Answer 8

Mainframes

Question 9

Largest and fastest computers. They are used for massive data processing and solving very
sophisticated problems i.e., in the fields of science and
defense, designing and launching missiles, weather
forecasting, biomedical research, aircraft design and
automobile design

Answer 9

Supercomputers

Question 10

Examples of supercomputers

Answer 10

Param, Fugaku, Titan