Computers help organizations and individuals to conduct business transactions efficiently and quickly. In today�s world, one of the basic skills necessary to succeed at a workplace is to know how to use the computer. Computers are used in every field. To be able to get better jobs, you need to know how to use a computer.

This module explains the role of computers and the basic concepts about the parts of a computer. This module also explains how to use a computer in different aspects of life.

After completing this module, you will be able to:

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  Describe the role of computers, their parts, and how to work with computers.

  
  


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  Define common computer terminology.

  
  


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  Explain the types of computers, programs, and performance issues.

  
  


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  Explain the core concepts related to computer operating systems.

  
  


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  Identify the career opportunities in areas where computers can be used.

  
  

A computer is an electronic device that you can use to store and process information. Computers help you perform a variety of tasks such as receiving and sending messages to family and friends, making presentations, and maintaining records. Computers are also used in education, research, broadcasting news, making weather forecasts, and for various other business and recreational activities. You can save time, effort, and money by using computers.

After completing this lesson, you will be able to:

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  Describe the importance of computers in today's world.

  
  


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  Identify the main parts of a computer.

  
  


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  Identify the steps for starting and shutting down a computer.

  
  


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  Identify the different groups of keys on a keyboard.

  
  


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  Perform different tasks by using a mouse.