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UNIT

             3                                                      ICT Skills-II









                Topics Covered                                                                         95%

                 Computer System Introduction                      Operating System
                 Windows 10 Operating System                       What is a File?
                 What is a Folder?                                 Creating and Managing Files and Folders
                 Computer Care and Maintenance                     Cleaning Computer Components
                 Preparing Maintenance Schedule                    Creating a Backup of Your Data
                 Increasing Computer Performance                   Removing Spam Email from Your Computer
                 Protecting Computer against Viruses               Protecting Your Data
                 What are Temporary Files?



        ICT  stands  for Information  and  Communication  Technology.  It is  a set of  digital  technology  including  computers
        hardware, software and networking for storing, managing and communicating the information.
        ICT skills are the ability to access software programs and manage the basic functions of a computer in an effective way.
        It helps you communicate with the people around you in your personal and professional life.



                COMPUTER SYSTEM INTRODUCTION

        A computer is an electronic device designed to take input from the user, process it and then return the desired output.
        A computer system is a combination of hardware and software components that help in doing the required task.
        The physical components of the computer which you can touch and feel are called hardware. Examples are mouse,
        keyboard, monitor, printer, etc.
        Set of instructions given to the computer to perform specific tasks is called software. Computer is of no use without
        software. There are three types of software : system software, application software and utility software. Let us learn
        about them.

        System Software

        System software is a software which is compulsory for the computer. Without a system software computer is just a
        dummy without any use.

        It is always running in the background of your device and helping the user to smoothly use the computer system. For
        example: Operating systems like Windows, Mac OS, DOS, etc.
        Application Software

        Application software is a set of programs that helps the programmers to perform a specific task. It can be installed
        on a computer or mobile device depending on the need of the user. For example: MS word deals with documents,
        Spreadsheets with calculation, Presentation software for creating and running presentations.



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