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10                      APP DEVELOPMENT



















                          Your Aim

                          to learn about:
                                  What is an App?                             Defining the Android and iOS
                                    Types of Mobile Apps                        Categories of Apps
                                     Downloading and Installing the App           Developing an App

                  Till  now,  you  have  learnt  about  C++.  Now,  you  will  learn  how  the  apps  are  developed  for
                  mobiles.  With the advancement in technology, smartphones have become an important part of
                  our life. However, the main function of a smartphone is telecommunication, but now with the
                  help of apps, you can do many things which were previously unimaginable on smartphones. You
                  can perform various tasks on smartphones such as online bill payment, online shopping, video
                  calling, messaging, and playing games.

                      WHAT IS AN APP?

                  An app is a software program primarily developed for hand-held smart devices such as mobile

                  and tablet. It helps the user to perform their personal and professional tasks more effectively.
                  The app is a modern term derived from the word application. Generally, the word app is used
                  to refer the applications on smart devices such as mobiles and tablets. Thousands of apps are
                  available for smart devices. Most of the apps are freely downloadable from app store. However,
                  some of the apps need to purchase from the app store.
                  The three most popular app stores are Google’s Play Store, Apple’s App Store, and Microsoft
                  Store. However, the Windows Store is not in use for mobile devices. But can download the apps for
                  your computer from the Windows Store. There are mainly three types of applications, which are:

                       Desktop applications: The application that is mainly developed for computer or laptop
                       is called a desktop application. This type of application depends of the hardware and
                       operating system on which it run. It is usually developed for a particular operating system.
                       Some of the examples of desktop applications are MS Paint, Notepad, and MS Word.

                       Mobile applications: Mobile application (also known as mobile app) is software program
                       that is developed for hand-held devices such as smartphones and tablets. These apps are
                       installed and run on the device itself. Some of the examples of mobile apps are Camera,
                       Gallery and Calculator.



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