Classification of Computer by Purpose (Primary 5)

Last Updated on July 15, 2020 by Alabi M. S.

COMPUTER STUDIES

BASIC SCIENCE AND TECHNOLOGY

SECOND TERM 

WEEK 7

PRIMARY 5

THEME – BASIC COMPUTER OPERATION

PREVIOUS LESSON – CLASSIFICATION OF COMPUTER BY GENERATION

TOPIC: CLASSIFICATION OF COMPUTER BY PURPOSE 

PERFORMANCE OBJECTIVES

By the end of the lesson, the pupils should have attained the following objectives (cognitive, affective and psychomotor) and should be able to –

  1. Mention the classification by purpose.
  2. Identify special and general purpose of each computer.

INSTRUCTIONAL MATERIALS

The teacher will teach the lesson with the aid of chart shows computers by purpose.

METHOD OF TEACHING – Choose a suitable and appropriate methods for the lessons.

Note – Irrespective of choosing methods of teaching, always introduce an activities that will arouse pupil’s interest or lead them to the lessons. 

REFERENCE MATERIALS

  • Scheme of Work
  • 9 – Years Basic Education Curriculum
  • Course Book
  • All Relevant Material
  • Online Information

CONTENT OF THE LESSON 

INTRODUCTION 

Computer are also classified according to purpose, the following types of computers can be identified as follows – 

  • SUPERCOMPUTERS 

Supercomputers are the most biggest and powerful computer by size.

 

They are used by big organizations, government agencies and universities that can afford it.

  • MAINFRAME COMPUTERS 

Mainframe computers are second largest and powerful computer by size.

 

They are used by government agencies such as the Internal Revenue Service, Electoral Commission and Census commission, vote computations, individual tax records, payroll, etc.

Small and large retail companies use mainframes to register sales, update stock and manage inventory levels.

  • MINICOMPUTERS 

Minicomputer are smaller than mainframes and are also less expensive.

 

They are also used by hospitals as well as in school computer laboratories.

  • MICROCOMPUTERS 

Microcomputers are the most frequently used type of computer.

 

Also, known as Personal Computer (PC). Desktop computers and portable computers are good examples of microcomputer.

  • EMBEDDED COMPUTERS 

Embedded computer are most frequently used household appliances and electronic devices.

Dishwashers, microwaves, washing machines, watches, answering machines, sewing machines, DVD players, television sets, pen, necklace and watch recorders are designed in order to perform designated tasks.

PRESENTATION

  • To deliver the lesson, the teacher adopts the following steps:
  1. To introduce the lesson, the teacher revises the previous lesson. Based on this, he/she asks the pupils some questions;
  2. Discusses each computer according to their purpose.
  3. Pupil’s Activities – Identify each computer according to their purpose.

CONCLUSION

  • To conclude the lesson for the week, the teacher revises the entire lesson and links it to the following week’s lesson.
  • Next Lesson – Mainframe computer

LESSON EVALUATION

Pupils to –

1. _____________________________ is used by big organizations or government agencies.

A. Mainframe computer

B. Macro computer

C. Mini computer

D. Embedded computer

2. _____________________________ is used in the hospitals and school laboratories.

A. Mainframe computer

B. Macro computer

C. Mini computer

D. Embedded computer

3. _____________________________ are home appliances and electronic devices used at home.

A. Mainframe computers

B. Macro computers

C. Mini computers

D. Embedded computers

4. _____________________________ are mostly used by people.

A. Mainframe computers

B. Macro computers

C. Mini computers

D. Embedded computers

5. _____________________________ are used in the hospital and school laboratory.

A. Mainframe computer

B. Macro computer

C. Mini computer

D. Embedded computer

6. _____________________________ are used in Internal Revenue Service, Electoral Commission and Census commission, vote computations, individual tax records, payroll, etc.

A. Mainframe computers

B. Macro computers

C. Mini computers

D. Embedded computers

7. Television, DVD, home theater, washing machine, water dispenser and microwave are good examples of _____________________________ computer.

A. Mainframe computer

B. Macro computer

C. Mini computer

D. Embedded computer

8. _____________________________ are the most frequently used type of computer.

A. Mainframe computer

B. Macro computer

C. Mini computer

D. Embedded computer

9. _____________________________ is also known as personal computer.

A. Mainframe computer

B. Macro computer

C. Mini computer

D. Embedded computer

10. Supercomputers are the most smallest and powerful computer by size.

A. True

B. False

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