Mastering Computer Studies: Unleash Your Potential in Computer Science and Hardware
Topic Objectives
By the end of the topic, the learner should be able to:
Define a computer
In simple terms a computer is a machine that processes data into information
A computer can also be described as an electronic device that saves, transmits and processes data into information. The physical parts of a computer include: Mouse, Keyboard, system unit and screen. Common terminologies used in computer
Parts of a computer
Examples of peripheral devices
Development of Computers
The table below shows a summary of development of computers
Classification of computers
Computers can be classified according to;
1. Classification according to physical sizeDescription of computers according to physical size2. Classification according to functionality3. Classification according to purpose
Areas where computers are used
Just like all other machines, computers are used in a day-to-day life to make work easier and more efficient.
Some important application areas of a computer are given below. Definition of a Computer laboratory
A computer lab is a room set aside for installation and use of computers.
Safety precautions and practices in the computer lab
Computer systems are expensive to acquire and maintain, and should therefore handled with care.
Causes of computer damage and measures to avoid them
Dust and Smoke- dust and smoke damage the surface of the hard disk and other moving parts. To avoid them:
Power Fault -Electricity is the most precious need in any computer lab. It is also the most dangerous if not properly used. Power surge and brownouts are responsible for damaging computers. To avoid this:
To avoid this:
Fire- fire can physically damage computers. To avoid fire:
Revision questions
1. What are the different parts that make up a computer?
2. CPU stands for? 3. What is a Modem? What is it used for? 4. Data that has been processed and has meaning is referred to as? 5. List three stages involved in transforming data? 6. Compare third generation and fourth generation computers. 7. Which key areas were improved from first to fourth generation computers? 8. Was Abacus a digital or an analogue computer? 9. Describe five uses of computers in our society today. 10. Describe the five generations of computers in terms of technology used and give an example of a computer developed in each generation. 11. How are computers classified? List the different types of computers and briefly explain where each type is most commonly used. 12. Briefly state the differences between desktop and laptop computers. 13. Describe hybrid and dedicated computers. 14. Compare with the aid of a diagram, the physical appearance and electronic components of a microcomputer. 15. List any four advantages of computers. 16. Briefly explain the similarities and differences between human beings and computer systems.
0 Comments
|
Categories
All
AuthorAtika School Team Archives
March 2024
|
We Would Love to Have You Visit Soon! |
Hours24 HR Service
|
Telephone0728 450425
|
|
8-4-4 materialsLevels
Subjects
|
cbc materialsE.C.D.E
Lower Primary
Upper Primary
Lower Secondary
Upper Secondary
|
teacher support
Other Blogs
|